Version V0910 current as of OCT 2009.
| Location | County | State/Province | Directions,Notes | Age | Formation | Fossils | Comments | Reference | Lat-Long | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ute Trail Head | [?] | CO | [?] | Eocene | Green River | Bird feathers-Diatryma | CO0240 | The Ute Trail appears to be near Colorado Springs -- too far SE for Green River? | | | , | |||
| - | - | CO | W-Park Range | Jurassic | Pseudomonotis,Belemnites{4} | CO0241 | | | , | |||||
| - | - | CO | at Millie Gibson Mine - gastropods replaced with native Silver,Galena,Sphalerite | ? | CO0242 | | | , | ||||||
| Anthill Quarry | - | CO | Eocene | Wasatch | vertebrates-Apatemys | CO0250 | http://www.npl.utexas.edu/vpl/databases/index.php | | | , | ||||
| Deer Trail | - | CO | Paleocene | Fort Union | vertebrates-crocodile-Brachychampsa | CO0239 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | ||||
| Arboles | Archuleta | CO | 3km N on E side of Piedra River | Paleocene | Animas | vertebrates-Periptychus,Phenacodus | CO0001 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.0281,-107.4186,,SCU | | | , | ||
| Piedra | Archuleta | CO | 8km N in Piedra River Canyon S3?T35NR4W -107.2742, 37.3353 2.43km from Monument Park) m | Jurassic | Wanakah | Fish-Hulettia,Todiltia | CO0002 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.3353,-107.2742,S3?T35NR4W | | | , | ||
| Piedra River | Archuleta | CO | 13 km N of US160 on road along E side of river | crinoids,brachiopods | CO0003 | 37.4375,-107.1800,,MCU | | | , | |||||
| Cimmaron National Grasslands | Baca? | CO | At Fullerton Gravel Pit. Unable to identify location. LatLon is trailhead for Picketwire Canyon Trail | Miocene | Ogallala | mammal bones,turtles | CO0254 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Baca | CO | in conglomerate at top of formation. LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Jurassic,Lower | Entrada | vertebrate bones | CO0262 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Baca? | CO | In calcerite layers at base. LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Cretaceous | Greenhorn | marine invertebrates,vertebrates | CO0256 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Baca? | CO | LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Cretaceous | Glencairn Shale | ichnofossils,marine invertebrates,marine vertebrates | CO0259 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Baca? | CO | LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Cretaceous | Graneros | marine vertebrates | CO0257 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Baca? | CO | LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Jurassic | Morrison | Dinosaur bones,plants and invertebrates in lake deposits | CO0260 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Baca? | CO | LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Jurassic,Middle | Bell Ranch | Stromatolites,vertebrate bones | CO0261 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Comanche National Grasslands | Baca | CO | At Entrada Flats in conglomerate. This appears to be a legitimate site, but there is no information as to where it is except that is is in the Comanche National Grasslands | Jurassic,Middle | Entrada | crocodile teeth,scutes;dinosaur teeth | CO0266 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | unknown | | | , | ||
| Comanche National Grasslands | Baca | CO | At top of canyon exposures in Carrizo Unit LatLon is Carrizo Canyon | Cretaceous | Dakota Sandstone | isolated vertebrate tracks | CO0265 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.1121,-103.0183,,GA4 | | | , | ||
| Comanche National Grasslands | Baca | CO | In canyon breaks near Oklahoma border. LatLon is Little Black Mesa. May or may not be in the right area | Cretaceous | Dakota | numerous isolated vertebrate trackways | CO0267 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.0141,-102.9282,,GA4? | | | , | ||
| Comanche National Grasslands | Baca | CO | Picture Canyon near CO-OK border-- No collecting LatLon is picnic area | Cretaceous | Dakota | Reptile tracks | CO0278 | http://www.wipsppc.com/field_trips-2009.php | 37.01229,-102.7446,,GA3 | | | , | ||
| Comanche National Grasslands | Baca? | CO | In calcaerous layers at base of Greenhorn Limestone. LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Cretaceous | Greenhorn | fish(15 species),sharks(22 species),6 reptiles | CO0253 | http://www.scribd.com/doc/7057257/17Sealeyetal8 | 37.6591,-103.6063,,GA5 | | | , | ||
| Pritchett | Baca | CO | to North | Cretaceous | Graneros Shale | vertebrates-Plesiosaur-Thalassomedon | CO0004 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.3703,-102.8592,,MCU | | | , | ||
| Bellvue | Boulder | CO | 4 km N sandstone | Cretaceous | Dakota | Avicula,Inoceramus,Ostrea,Fish scales,fish vertebra | CO0005 | 40.6264,-105.1711,,MCU | | | , | |||
| Bellvue | Boulder | CO | At exit of Boxelder Creek from Foothills | Ostrea | CO0006 | 40.6264,-105.1711,,MCU | | | , | |||||
| Bellvue | Boulder | CO | At mouth of Owl Canyon | Avicula,Inoceramus,Ostrea | CO0007 | 40.6264,-105.1711,,MCU | | | , | |||||
| Berthoud | Boulder | CO | W in fold within first hogback in sandy shales | Cretaceous | Avicula,Inoceramus,Ostrea | CO0008 | 40.3083,-105.0806,,MCU | | | , | ||||
| Berthoud | Boulder | CO | W just outside first hogback in shales | Cretaceous | Benton | Avicula,Inoceramus,Ostrea | CO0009 | 40.3083,-105.0806,,MCU | | | , | |||
| Boulder | Boulder | CO | 5-10 km N below Hygiene Sandstone | Cretaceous | Baculites,Inoceramus,a few vertebrate bones | CO0011 | 40.5292,-105.4292,,MCU | | | , | ||||
| Boulder | Boulder | CO | 5-10 km N | Cretaceous | Pierre | shells,petrified wood,Dinosaur Bones,Mosasaurus,Cephalopods | CO0010 | 40.5292,-105.4292,,MCU | | | , | |||
| Boulder | Boulder | CO | 6 km E at 40th parallel | Cretaceous | Fox Hills | invertebrates | CO0012 | 40.5292,-105.4292,,MCU | | | , | |||
| Boulder | Boulder | CO | 6 km S just outside foothills at mouth of Bear Canyon | Inoceramus,Baculites | CO0013 | 40.5292,-105.4292,,MCU | | | , | |||||
| Boulder | Boulder | CO | In Front range foothills in the area of Horsetooth Reservoir,Spring Canyon Dam and North toward Wyoming in | Cretaceous Lower | Dakota|Skull Creek Shale | Inoceramus,Ostrea,etc | CO0014 | 40.5292,-105.4292,,MCU | | | , | |||
| Boulder | Boulder | CO | NE,on Haystack Butte and in fields to W | Cephalopods | CO0015 | 40.5292,-105.4292,,MCU | | | , | |||||
| Boulder | Boulder | CO | at University Hospital E in brickyard | cephalopods,wood,fish bones,dinosaur bones,pelecypods{4} | CO0016 | 40.5292,-105.4292,,MCU | | | , | |||||
| Boulder | Boulder | CO | on S side of Spring Canyon Dam in Horsetooth reservoir banks | Cretaceous | Dakota | trace fossils,invertebrates | CO0017 | 40.5292,-105.4292,,MCU | | | , | |||
| Bulger | Boulder | CO | 1 km S | Avicula,Pholadomya,Baculites,Scaphites{4} | CO0018 | 40.7936,-104.9819,,MCU | | | , | |||||
| Bulger | Boulder | CO | 2 km NE in grayish calcareous Sandstone | Halymenites,Crenella,Dentalium {4} | CO0019 | 40.7936,-104.9819,,MCU | | | , | |||||
| Cottonwood Spring | Boulder | CO | at top of Cottonwood Draw - 24 km NNE of Orchard | Halymenites,Ostrea,Corbicula,Melania,reptile teeth,many invertebrate species{4} | CO0020 | 38.6689,-108.3422,,MCU | | | , | |||||
| Fort Collins | Boulder | CO | N and NW at lower boundary of Hygiene Sandstone | Cretaceous | Hygiene | Avicula,Inoceramus,Ostrea | CO0021 | 40.5878,-105.0406,,MCU | | | , | |||
| Fort Collins | Boulder | CO | at Fossil Ridge | Many invertebrates in concretions{4} | CO0022 | 40.5878,-105.0406,,MCU | | | , | |||||
| Greasewood Lake | Boulder | CO | 3 km SE of Osgood S and SW of lake | Cretaceous | Fox Hills | cephalopods{4} | CO0023 | 40.4914,-104.2181,,SCU | | | , | |||
| Greasewood Lake | Boulder | CO | 3 km SE of Osgood fresh water shells along shoreline | Pleistocene-Holocene | mollusks{4} | CO0024 | No Osgood in area of Greasewood lake | 40.4914,-104.2181,,SCU | | | , | |||
| Greeley | Boulder | CO | 2 km E of Fosston on E side of Valley | ? | CO0025 | 40.4233,-104.7086,,MCU | | | , | |||||
| Greeley | Boulder | CO | 3 km N of Fosston at abandoned reservoir | ? | CO0026 | 40.4233,-104.7086,,MCU | | | , | |||||
| Greeley | Boulder | CO | At Cow Creek | Many species of invertebrates | CO0027 | 40.4233,-104.7086,,MCU | | | , | |||||
| Greeley | Boulder | CO | E of Cornish on E side of South Platte Valley | ? | CO0028 | 40.4233,-104.7086,,MCU | | | , | |||||
| Greeley | Boulder | CO | In area exposures: | ? | CO0029 | 40.4233,-104.7086,,MCU | | | , | |||||
| Little Thompson Canyon | Boulder | CO | 7 km SSE | Cretaceous | Fox Hills | Sphaeriola | CO0030 | | | , | ||||
| Little Thompson Canyon | Boulder | CO | E of mouth | Cretaceous | Pierre Shale | Inoceramus,Baculites | CO0031 | | | , | ||||
| Little Thompson Canyon | Boulder | CO | WSW in Tepee Buttes | Cretaceous | Pierre | Baculites,Inoceramus,Membranipora,Avicula,Ostrea,Lucina,Pelecypods,Gastropods,Scaphites | CO0032 | | | , | ||||
| Little Thompson Canyon | Boulder | CO | at mouth | Cretaceous | Niobrara Limestone | Inoceramus,Ostrea,Halymenites | CO0033 | | | , | ||||
| Longmont | Boulder | CO | 3 km SE | Cretaceous | Pierre | Crenella.{4} | CO0034 | 40.1986,-105.1019,,MCU | | | , | |||
| Longmont | Boulder | CO | 400 meters E at Reservoir Hill | Cretaceous | Pierre | Ostrea,Veniella,Lucina,Cardium,Callista,Mactra,Dentalium,Lunatia,Melania,Cylichna,gastropods,reptile teeth.{4} | CO0035 | 40.1986,-105.1019,,MCU | | | , | |||
| Longmont | Boulder | CO | 8 km E | Cretaceous | Pierre | Ostrea,Veniella,Lucina,Cardium,Callista,Mactra,Dentalium,Lunatia,Melania,Cylichna,gastropods,reptile teeth.{4} | CO0036 | 40.1986,-105.1019,,MCU | | | , | |||
| Longmont | Boulder | CO | S | Cretaceous | Dakota | Inoceramus. Ostrea,fish vertebrae,Plesiosaur teeth.{4} | CO0037 | 40.1986,-105.1019,,MCU | | | , | |||
| Marshall | Boulder | CO | SW along coal Creek | Cretaceous | Inoceramus,Baculites,Scaphites,Heteroceras{4} | CO0038 | 39.9556,-105.2292,,MCU | | | , | ||||
| Osgood P.O. | Boulder | CO | 10 km NE | Corbicula,Melania,Planorbis{4} | CO0039 | | | , | ||||||
| Osgood P.O. | Boulder | CO | 36 km ENE of Greeley | Corbula{4} | CO0040 | | | , | ||||||
| Osgood P.O. | Boulder | CO | 7 km E | Ostrea | CO0041 | | | , | ||||||
| Osgood P.O. | Boulder | CO | 7 km NE in coal outcrop at old stone corral 400 meters down gully | Ostrea,Anomia,Mytilus,Modiolus,Corbicula{4} | CO0042 | | | , | ||||||
| Osgood P.O. | Boulder | CO | 7 km W | abundant Corbicula{4} | CO0043 | | | , | ||||||
| Osgood P.O. | Boulder | CO | NE,in area exposures | Ostrea{4} | CO0044 | | | , | ||||||
| Platteville | Boulder | CO | 8 km NNW at Wildcat Mound in gullies | Cretaceous Upper | Milliken | gastropods,pelecypods,teredo wood,fish vertebrae,reptile teeth{4} | CO0045 | Original said 'Millikan' formation | 40.2150,-104.8222,,MCU | | | , | ||
| Valmont | Boulder | CO | In White Rock Bluff and NE along a fault line | Cretaceous Upper | Milliken | Halymenites,Nucula,Yoldia,Avicula,Ostrea,Dentalium,gastropods,shark teeth,reptile teeth. | CO0046 | 40.0319,-105.2139,,MCU | | | , | |||
| Wellington | Boulder | CO | 1 km NE in canal banks | Yoldia,Baculites | CO0047 | 40.6500,-105.0475,,MCU | | | , | |||||
| Wellington | Boulder | CO | 10 km NE in gullies | Avicula,Veniella,Dentalium,Mactra | CO0048 | 40.6500,-105.0475,,MCU | | | , | |||||
| Wellington | Boulder | CO | 22 km NNW at Round Butte in bluffs at top of talus slope | many invertebrates,fish scales,shark teeth,reptile teeth. | CO0049 | 40.6500,-105.0475,,MCU | | | , | |||||
| Wellington | Boulder | CO | 22 km NNW at Round Butte in bluffs in area | Cretaceous | Hygiene sandstone | fossils in concretions | CO0050 | 40.6500,-105.0475,,MCU | | | , | |||
| Wellington | Boulder | CO | 22 km NNW at Round Butte in bluffs in area | Mississippian | atop mesa Mississippian fossils in chert float | CO0051 | 40.6500,-105.0475,,MCU | | | , | ||||
| Wellington | Boulder | CO | 22 km NNW at Round Butte in bluffs in area | Tertiary | atop mesa,Tertiary age petrified wood. -- Tertiary | CO0052 | 40.6500,-105.0475,,MCU | | | , | ||||
| Wellington | Boulder | CO | 5 km E below Millikan Sandstone | Veniella | CO0053 | 40.6500,-105.0475,,MCU | | | , | |||||
| Wellington | Boulder | CO | 5 km N and to west in road cuts and stream beds | Cretaceous | Pierre Shale | Inoceramus and others | CO0054 | 40.6500,-105.0475,,MCU | | | , | |||
| Wellington | Boulder | CO | 8 to 10 km E | abundant invertebrates and vertebrate teeth | CO0055 | 40.6500,-105.0475,,MCU | | | , | |||||
| Monarch Hill | Chaffee | CO | In Limestone | Ordovician | Halysites,Diphyphyllum,Zaphrentis,Heliolites,Stromatopora,Orthoceras | CO0056 | | | , | |||||
| Monarch area | Chaffee | CO | In two horizons one black Limestone and the other shale 1000 meters higher | Devonian | Ouray | Athyris,Camarotoechia,Orthoceras,Orthothetes,Productella,Spirifer,Syringopora,Fenestella,Productus,Spiriferina, | CO0057 | | | , | ||||
| Russell | Chaffee | CO | 1.5 km NE W of old RR grade above Sangre de Christo Creek and along the axis of the syncline | Productus,Aviculopecten,Spirifer,Wood,(Rhombopora),pelecypods | CO0058 | 37.5553,-105.2872,,MCU | | | , | |||||
| Sawatch Range | Chaffee | CO | at Pitch Pinnacle http://www.colorado.edu/GeolSci/Resources/WUSTectonics/CzPaleobotany/introduction.html | Oligocene | fossil plants | CO0059 | 38.8211,-106.3894,,SCU | | | , | ||||
| Stearns Gulch | Chaffee | CO | on black calcareous shale | Productus,Aviculopecten,Spirifer,Wood (Rhombopora),pelecypods | CO0060 | There is a Stearns Gulch in Costilla County | 37.5919,-105.2447,,SCU | | | , | ||||
| Trout Creek Pass | Chaffee | CO | Ordovician | Harding | Lingula,mollusks,crustacea,conodonts,fish - Dictyorhabdus,Astraspis,Eriptychius | CO0061 | 38.9100,-105.9744,,SCU | | | , | ||||
| NE Crowley County | Crowley | CO | Tepee Buttes Fossiliferous limestones | Cretaceous | Niobrara | Baculites,Lucina,Scaphites | CO0062 | | | , | ||||
| Cedaredge | Delta | CO | 4.8km NW near and in Green Valley Mine | Cretaceous | Mesaverde | dinosaur bones | CO0063 | 38.9017,-107.9258,,SCU | | | , | |||
| Cedaredge | Delta | CO | From roof of Red Mountain Coal Mine | Cretaceous | Mesaverde | dinosaur footprints | CO0064 | 38.9017,-107.9258,,SCU | | | , | |||
| Cedaredge | Delta | CO | From roof of Western Star Coal Mine | Cretaceous | Mesaverde | dinosaur footprints | CO0065 | 38.9017,-107.9258,,SCU | | | , | |||
| Delta | Delta | CO | area exposures | Cretaceous | fossils | CO0066 | 38.7422,-108.0683,,MCU | | | , | ||||
| Delta Bridge | Delta | CO | 10.5 km W near top of Dakota Sandstone | Cretaceous | Dakota | Inoceramus,Cephalopods | CO0067 | | | , | ||||
| Delta Bridge | Delta | CO | 21 km N and 3 km W s10t13sr96w (PLSS -108.1084, 38.9264 at a distance of 1.228km from Porter Number 4 Dam) | Eocene | Wasatch (WY) | mammal vertebrae,Unio{4} | CO0068 | 38.9264,-108.1084,s10t13sr96w | | | , | |||
| Delta Bridge | Delta | CO | 5.4 km WNW | Cretaceous | Benton|Niobrara | Scaphites,Prionocyclus,Inoceramus | CO0069 | | | , | ||||
| Delta Bridge | Delta | CO | 6 km E on N side of Wells Gulch | Cretaceous | Dakota | Plant Fragments | CO0070 | | | , | ||||
| Delta Bridge | Delta | CO | 8 km WSW near top of Dakota Sandstone | Cretaceous | Dakota | Plant stem casts | CO0071 | | | , | ||||
| Denver | Denver | CO | 16 km W and 1.2 km S on W slope of Green Mountain above practice fairway. | Cretaceous Upper | Denver | Fossil leaves | CO0072 | 39.7392,-104.9842,,MCU | | | , | |||
| Denver | Denver | CO | Along Alameda Parkway Rd W of Denver | dinosaur trackways{7} | CO0073 | 39.7392,-104.9842,,MCU | | | , | |||||
| Dinosaur Ridge (Dakota Hogback) | Denver | CO | Dinosaur tracks | CO0074 | | | , | |||||||
| Red Rocks | Denver | CO | E of Morrison Hogback S of Alameda Road in Limestone | Cretaceous Upper | Timpas | plentiful brachiopods | CO0075 | 38.5744,-107.8050,,MCU | | | , | |||
| Scotch Creek | Dolores | CO | 115 meters above base of Rico Formation | Rico[?] | Myalina | CO0076 | Unable to identify a 'Rico' formation in CO | 37.6536,-108.0444,,MCU | | | , | |||
| Castle Rock | Douglas | CO | N near I25 | Paleocene Lower | Fossil plants-trees. 104 species | CO0077 | 39.9792,-105.4569,,MCU | | | , | ||||
| Bond | Eagle | CO | Road cut on U side of CO131 NW1/4SE1/4S16T2SR83W (PLSS -106.6873, 39.8744, (Center of section) ( 6323 ft ) at a distance of 1024 m (Actual loc is probably a few hundred meters N of Bond)) | Pennsylvanian | Minturn | fish-Ctenacanthus | CO0078 | 39.8744,-106.6873,NW1/4SE1/4S16T2SR83W | | | , | |||
| Colorado River | Eagle | CO | in massive gray Limestone | Devonian | Chaffee | abundant brachiopods - Spirifer,Camarotoechia,Schizophoria,Productella,Athyris | CO0079 | 40.3667,-105.8539,,SCU | | | , | |||
| Eagle Bird Gulch | Eagle | CO | at Red Cliff | Cambrian | Brachiopods - Obolidae,Westonia | CO0080 | The original says 'Westoniaella',but there are no citations for that and there is a species 'ella' listed for genus 'Westonia'. I'm guessing that the space between genus and species was inadvertently dropped. | | | , | ||||
| Eagle Bird Gulch | Eagle | CO | at Red Cliff | Devonian-Mississippian | Leadville | Spirifer,Schuchertella,Crania,Fenestella,pelecypods,crinoid stems,corals (Zaphrentis),brachiopods (Chonetes) | CO0081 | | | , | ||||
| Eagle Bird Gulch | Eagle | CO | at Red Cliff | Ordovician | Zaphrentis | CO0082 | | | , | |||||
| McCoy | Eagle | CO | in stream gravels | Minturn | fossils? | CO0251 | Paleolist-Sun, 18 Jan 2009 12:08:49 -0700 | | | , | ||||
| McCoy Post Office | Eagle | CO | Pennsylvanian,Lower | McCoy | Megafossils,Microfossils-Ostracods,fusulinids,forams | CO0247 | http://links.jstor.org/sici?sici=0022-3360(193012)4:4%3C332:TFOTMF%3E2.0.CO;2-1 | | | , | ||||
| Ten Mile District | Eagle | CO | Pennsylvanian | Weber | brachiopods,crinoid stems,corals,brachiopods | CO0083 | | | , | |||||
| Colorado Springs | El Paso | CO | In old quarries in Red Rock Canyon Open Space. Turn S from US24 onto South Ridge Rd between 31st St and Manitou Springs Exit. Collecting prohibited. The quarries apparently are not identified on topo maps. LatLon might well be near trail head | Cretaceous | Dakota,Niobrara | fossils | CO0270 | http://www.wipsppc.com/field_trips-2009.php | 38.8538,-104.8794,,GA2 | | | , | ||
| Stone Reservoir-Camp Rice | El Paso | CO | 1.6km N at Gardner Ranch | Pleistocene (Irvington) | Camp Rice | Turtle-Geochelone | CO0084 | | | , | ||||
| Williams Canyon | El Paso | CO | near Manitou Springs | Cambrian Upper | Sawatch | trilobite tracks | CO0085 | 36.9961,-104.7017,,MCU | | | , | |||
| Arkansas River | Fremont | CO | Loc-41381 | Ordovician | Harding | fish | CO0252 | http://www.npl.utexas.edu/vpl/databases/index.php | | | , | |||
| Canon City | Fremont | CO | Garden Park area on W side of Oil Creek | Ordovician | Fremont | abundant fossils -- crinoid stems,corals,porifera,brachiopods,mollusks,crustacea{4} | CO0087 | 38.4000,-105.2167,,MCU | | | , | |||
| Canon City | Fremont | CO | Harding's Quarry | Ordovician | Fremont | abundant fossils -- crinoid stems,corals,porifera,brachiopods,mollusks,crustacea,fish plates{4} | CO0088 | 38.4000,-105.2167,,MCU | | | , | |||
| Canon City | Fremont | CO | In Priest Canyon | Ordovician Middle | Harding | Lingula,mollusks,crustacea,conodonts,fish - Dictyorhabdus,Astraspis,Eriptychius{4} | CO0089 | 38.4000,-105.2167,,MCU | | | , | |||
| Canon City | Fremont | CO | area exposures | Jurassic | Morrison | dinosaur fossils{4} | CO0090 | 38.4000,-105.2167,,MCU | | | , | |||
| Canon City | Fremont | CO | area exposures | Ordovician Upper | Ostracoderms{4} | CO0091 | 38.4000,-105.2167,,MCU | | | , | ||||
| Canon City | Fremont | CO | Jurassic | Morrison | dinosaurs-Allosaurus,Amphicoelias,Brachyrophus,Camarasaurus,Caulodon,Dryosaurus,Dryptosaurus,Epantherias,Hypsirophus,Stegosaurus,Symphyrophus,Tichosteus,;crocodiles-Amphicotylus,Goniopholis;turtles-Glyptops | CO0086 | 38.4000,-105.2167,,MCU | | | , | ||||
| Canyon City | Fremont | CO | In sandstones | Ordovician | Harding | fish plates-Astraspis | CO0092 | | | , | ||||
| Canyon City? | Fremont | CO | On N side of Arkansas River in shales on road above McCormick Brick Yard | Ordovician | Harding | fish plates-Astraspis,Eriptychius | CO0093 | | | , | ||||
| Colorado State Penitentiary | Fremont | CO | US50 9 km W of penitentiary on US50. Roadcut exposing red to pink Ordovician Harding Limestone at West End. | Ordovician | Harding | Agnathan Fish bones -- Astraspis,Eriptychius | CO0094 | | | , | ||||
| Garden Park | Fremont | CO | 9.8km N on Shelf Road,park at turnouts. Protected site-presumably collecting is prohibited | Cretaceous? | Dinosaur bones,eggs,tracks | CO0096 | http://www.recreation.gov/detail.cfm?ID=1163 | 38.5733,-105.2247,,MCU | | | , | |||
| Garden Park | Fremont | CO | N of Canyon City accessible via winding roads in 19th century and recent dinosaur quarries. No Collecting. LatLon is main office of U of Kansas Geology Field Camp | Jurassic? | Morrison? | Dinosaur bones | CO0274 | http://www.wipsppc.com/field_trips-2009.php | 38.6428,-105.2150,,GA3 | | | , | ||
| Garden Park | Fremont | CO | Jurassic | Morrison | Dinosaur bones-Tichosteus | CO0095 | 38.5733,-105.2247,,MCU | | | , | ||||
| Gribbles Creek | Fremont | CO | Devonian,Upper | Chaffee | Often waterworn fish plates and teeth | CO0280 | http://www.jstor.org/pss/1298429 | 38.66,-105.76,T51NR11ENM,eG | | | , | |||
| - | Garfield | CO | Eocene | Green River | Bird Feathers,Bird Tracks | CO0105 | | | , | |||||
| Colorado River | Garfield | CO | In massive gray Limestone | Devonian | Chaffee | abundant brachiopods - Spirifer,Camarotoechia,Schizophoria,Productella,Athyris | CO0097 | 40.3667,-105.8539,,SCU | | | , | |||
| Douglas Pass | Garfield | CO | At FAA radar site parking lot and nearby locations in 'Mahogany Ledge' of Parachute Creek member | Eocene | Green River | abundant Fossil leaves,insects | CO0098 | This site is probably at 39.6383N,-108.7616W about 4km N and W of Douglas Pass on the graded road that turns off from Douglas Pass behind the Public Works Garage. | 39.6383,-108.7616,,P probable | | | , | ||
| Douglas Pass | Garfield | CO | in oil shale | Tertiary | abundant plant and insect fossils | CO0099 | | | , | |||||
| Douglas Pass-Rio Blanco | Garfield | CO | Parachute Creek member | Eocene | Green River | scarce but varied vertebrates. Many insects. | CO0100 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| Flat Tops | Garfield | CO | Exit I-70W at Dotsero. R at stop sign. Cross bridge. R onto Eagle Cy 301N. 2km to Deep Creek Rd(FR 600). Right and climb above 10500ft. Good Luck on finding this one unless the road markings in the back country are exceptionally good. Take maps, emergency supplies, and leave a trail of breadcrumbs. LatLon is arbitrary location in Flat Tops Wilderness | Devonian | Dyer | Bryozoa;gastropods;brachiopods;cephalopods;coral | CO0273 | http://www.wipsppc.com/field_trips-2009.php | 39.9367, -107.1789,,GA5 | | | , | ||
| Glenwood Canyon | Garfield | CO | The at either end of the canyon as the layers bow down to the river level. These layers form cliffs and sloping hills. They are the remnants of shallow seas | Cambrian Upper | Dotsero | rich in mussel,snail and squid fossils. | CO0101 | 39.5500,-107.3197,,SCU | | | , | |||
| Glenwood Canyon | Garfield | CO | The at either end of the canyon as the layers bow down to the river level. These layers form cliffs and sloping hills. They are the remnants of shallow seas | Devonian | Chaffee | rich in mussel,snail and squid fossils. | CO0102 | 39.5500,-107.3197,,SCU | | | , | |||
| Glenwood Canyon | Garfield | CO | The at either end of the canyon as the layers bow down to the river level. These layers form cliffs and sloping hills. They are the remnants of shallow seas | Ordovician Lower | Manitou | rich in mussel,snail and squid fossils. | CO0103 | 39.5500,-107.3197,,SCU | | | , | |||
| Parachute | Garfield | CO | beds are exposed high up in cliffs | Eocene | Green River | Plant material | CO0104 | 39.5747,-108.1103,,MCU | | | , | |||
| Haystack Mountain | Gilpin | CO | 3 km NNW in fork of Arapaho Creek | Corbula fragments,fish scales,Goniatites{4} | CO0106 | 37.2228,-107.2403,,MCU | | | , | |||||
| Kremmling | Grand | CO | 2 km E of Muddy Creek at base of Muddy Butte | Inoceramus,Ostrea{4} | CO0107 | 40.0050,-106.4492,,MCU | | | , | |||||
| Kremmling | Grand | CO | In cliff in back of town | Cretaceous | Pierre | Baculites,Inoceramus,cephalopods{4} | CO0108 | 40.0050,-106.4492,,MCU | | | , | |||
| Kremmling | Grand | CO | NW in protected area on BLM land--no collecting | Cretaceous | Pierre | large ammonites-Planticeras | CO0271 | http://www.wipsppc.com/field_trips-2009.php | | | , | |||
| Kremmling | Grand | CO | NW outside protected area on BLM land. LatLon is Kemmling | Cretaceous | Pierre | fossils | CO0272 | http://www.wipsppc.com/field_trips-2009.php | 38.8538,-104.8794,,GA3 | | | , | ||
| Kremmling | Grand | CO | area Limestone exposures | Inoceramus {4} | CO0109 | 40.0050,-106.4492,,MCU | | | , | |||||
| Middle Park | Grand | CO | Jurassic | Morrison | dinosaurs-Poekilopleuron | CO0110 | 37.8158,-106.6711,,MCU | | | , | ||||
| Whiteley Peak | Grand | CO | N in bluff in white Sandstone | Cenozoic | marine algae - Halymenites,Leaves - Platanus | CO0111 | 40.3181,-106.4928,,MCU | | | , | ||||
| Whiteley Peak | Grand | CO | S and Se in concretions in black shale | Cretaceous | Pierre | Baculites,Avicula,Chaetetes,Serpula,Nucula,Inoceramus,Avicula,Ostrea,Crenella,Baculites,Scaphites,Heteroceras | CO0112 | 40.3181,-106.4928,,MCU | | | , | |||
| Whiteley Peak | Grand | CO | along valley of Muddy Creek in concretions in black shale | Cretaceous | Pierre | Baculites,Avicula,Chaetetes,Serpula,Nucula,Inoceramus,Avicula,Ostrea,Crenella,Baculites,Scaphites,Heteroceras | CO0113 | 40.3181,-106.4928,,MCU | | | , | |||
| Boulder Lake | Gunnison | CO | in cirque at the end of Fossil Ridge | Devonian,Upper | Chaffee | Often waterworn fish plates and teeth | CO0281 | http://www.jstor.org/pss/1298429 | 38.691,-106.612,S11T51NR3ENM,EG | | | , | ||
| Cross Mountain | Gunnison | CO | East side | Devonian,Upper | Chaffee | Often waterworn fish plates and teeth | CO0282 | http://www.jstor.org/pss/1298429 | 38.733, -106.690,S20T15SR83W6P,EG | | | , | ||
| Deadmans Creek | Gunnison | CO | S14tsr84w in exposures along creek (Bad PLSS Loc -- no township) Lat Long is an arbitrary location near the mouth of Deadman Gulch | Ordovician | Fremont Limestone | crinoid stems,chain corals: Receptaculites,shells | CO0115 | 38.820618,-106.743765,S14t14?sr84w?,GW | | | , | |||
| Deadmans Creek | Gunnison | CO | Devonian,Upper | Chaffee | Often waterworn fish plates and teeth | CO0283 | http://www.jstor.org/pss/1298429 | 38.836, -106.745,S14T14SR84W6P,EG | | | , | |||
| Ohio City | Gunnison | CO | at Fossil Ridge | brachiopods and cephalopods | CO0116 | 38.567500,-106.612000,,CU | | | , | |||||
| Apodaca Gulch | Huerfano | CO | May be multiple localities --Apodock Gulch/Apocacha Gulch - Huerfano VII | Eocene | Huerfano | vertebrates-mammals-Loveina,Hapalodectes,Paramys,Viverravus,Eotitanops | CO0117 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| Apodacha Gulch | Huerfano | CO | May be multiple localities --Apodock Gulch/Apodaca Gulch - Huerfano VI | Eocene | Huerfano | vertebrates-mammals-Alphadon,Bunophorus,Esthonyx,Hyopsodus,Hyracotherium,Lambdotherium,Microsyops,Oxyaena | CO0118 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| Archuleta Draw | Huerfano | CO | Near Gardner-Huerfano IX | Eocene | Huerfano | vertebrates-mammals-Coryphodon,Hyracotherium,Phenacodus;Squamata | CO0119 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| Gardner | Huerfano | CO | 3.1-4.6km N and or W at Muddy Divide,Huerfano-I | Eocene | Huerfano | vertebrates-mammals-Paramys,Viverravus;reptiles-crocodiles-Allognathosuchus;Squamata-Saniwa;turtles-Hadrianus? | CO0120 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | 3.2 km E | Eocene | Huerfano | Squamata-Saniwa | CO0121 | 40.0844,-105.3917,,MCU | | | , | |||
| Gardner | Huerfano | CO | 3.2 km NE at Bohannan Canyon | Eocene | Huerfano | vertebrates-Squamata | CO0122 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | 3.2km N at Fossil Creek | Eocene | Huerfano | vertebrates-bird bones;turtles-Hadrianus;;reptiles-crocodiles;Squamata-Paraglyptosaurus,Odaxosaurus,Xestops | CO0124 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | 3.2km N | Eocene | Huerfano | vertebrates-Squamata-Cheilophis,Paraglyptosaurus;Turtles-Echmatemys? | CO0123 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | 4.6km N | Eocene | Huerfano | vertebrates-reptiles-crocodiles | CO0125 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | 4.6km NE | Eocene | Huerfano | vertebrates-reptiles-crocodiles | CO0126 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | At C.C.C. Draw | Eocene | Huerfano | vertebrates-Squamata;reptiles-crocodiles | CO0127 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | At Costillo Pocket--Huerfano VIII | Eocene | Huerfano | vertebrates-turtles-Echmatemys;mammals-Ambloctonus,Diacodexis,Hyracotherium,Knightomys,Lambdotherium,Leptotomus,Microsyops,Paramys;Squamata-Proglyptosaurus,Saniwa | CO0128 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | At Garcia Canyon | Eocene | Huerfano | vertebrates-Squamata-Paraglyptosaurus;mammals-Hyopsodus,Miacis,Microsyops,Phenacodus,Prolimnocyon;Crocodiles-Allognathosuchus | CO0129 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner | Huerfano | CO | At Williams Creek | Eocene | Huerfano | vertebrates-mammals-Bunophorus,Hyopsodus,Trogosus,Viverravus;Squamata-Xestops | CO0130 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Gardner Butte | Huerfano | CO | 3.1km E | Eocene | Huerfano | vertebrates-mammals-Hyopsodus,Hyracotherium;Lambdotherium;Reithroparamys,Squamata-Cheilophis | CO0131 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.7817,-105.1450,,SCU | | | , | ||
| Manuel Draw | Huerfano | CO | Huerfano VII | Eocene | Huerfano | vertebrates-mammals-Hyopsodus,Loveina,Viverravus | CO0132 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| Oak Creek | Huerfano | CO | 4.6km N | Eocene | Huerfano | vertebrates-reptiles-crocodiles | CO0133 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.2361,-106.8750,,MCU | | | , | ||
| Promontory Bluff | Huerfano | CO | 11-12km NW of Gardner = Black Mountain | Eocene | Huerfano | vertebrates-Squamata-Paraglyptosaurus;turtles-Hadrianus | CO0134 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| Walsenburg | Huerfano | CO | Along CO160 between Walsenburg and Ft Garland in shales | Devonian? | Madera | Brachiopods-Mucrospirifer | CO0135 | 37.6144,-104.7758,,MCU | | | , | |||
| Muddy Pass | Jackson | CO | 2 km S of Kremmling-Steamboat road | Cretaceous | Niobrara | Ostrea | CO0136 | 39.7672,-106.6047,,MCU | | | , | |||
| Rabbit Ears | Jackson | CO | NE,in coal mine | Eocene | Wasatch (WY)? | fresh water snails - Vivipara. | CO0137 | 40.2628,-106.3178,,MCU | | | , | |||
| Steamboat Springs | Jackson | CO | Cretaceous | Mancos Shale | fish scales | CO0138 | 40.4886,-106.8492,,MCU | | | , | ||||
| - | Jackson,Grand | CO | E on N side of the West Grizzly | Baculites{4} | CO0139 | 39.9967,-104.9017,,MCU | | | , | |||||
| Front Range | Jackson,Routt | CO | to E of range in Limestone and shale outcrops | Cretaceous | Benton | Inoceramus,Scaphites,Baculites,Ostrea{4} | CO0114 | 39.6339,-105.8169,,MCU | | | , | |||
| Bear Mountain | Jefferson | CO | In Rabbit Ears region in shale overlying igneous sheet | Inoceramus {4} | CO0140 | 37.1789,-106.8569,,MCU | | | , | |||||
| Golden | Jefferson | CO | At a local golf course | Cretaceous | Mammal tracks | CO0141 | 39.7556,-105.2206,,MCU | | | , | ||||
| Morrison | Jefferson | CO | at Soda Lakes | pelecypods in Limestone | CO0142 | 37.1667,-107.6417,,MCU | | | , | |||||
| Watertown | Jefferson | CO | At underground clay mines of Robinson Brick and Tile | Cretaceous | Laramie|Benton | brachiopods | CO0143 | | | , | ||||
| Durango | La Plata | CO | In area exposures | Cretaceous | Mancos | Inoceramus,Exiteloceras,gastropods,Baculites. | CO0144 | 37.2753,-107.8783,,MCU | | | , | |||
| Durango | La Plata | CO | to E along Florida Road in cuts | Cretaceous | Mancos | Inoceramus,Exiteloceras,gastropods,Baculites. | CO0145 | 37.2753,-107.8783,,MCU | | | , | |||
| Ignacio | La Plata | CO | At Mason Pocket Quarry and nearby localities | Paleocene | Animas | vertebrates-Apatemys,Carpodaptes,Chriacus,Compsemys,Dissacus,Ectypodus,Ignacius,Labidolemur,Leptacodon,Marsupicarnivora,Nannodectes,Navajovius,Ogygoptynx,Peradectes,Periptychus,Phenacodus,Phenacolemur,Platymastus,Thryptacodon,Xenacodon,Zanycteris | CO0146 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.1150,-107.6325,,MCU | | | , | ||
| Ignacio | La Plata | CO | At base of Mesa Mountain on E slope | Paleocene | Animas | vertebrates-Arctocyon,Crocodiles,Ignatiolambda,Nannodectes | CO0147 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.1150,-107.6325,,MCU | | | , | ||
| Mason Pocket | La Plata | CO | Paleocene | Animas | Mammal Fossils | CO0148 | | | , | |||||
| Spring Canyon Dam | Larimer | CO | at S end of Horsetooth Reservoir | Cretaceous | Inoceramus,Ostrea,etc. | CO0149 | 40.5297,-105.1403,,SCU | | | , | ||||
| Comanche National Grasslands | Las Animas | CO | At 'Tobe Locality' on a small ridge in exposures of basal chalky limestone | Cretaceous | Greenhorn | Abundant,diverse,shark,fish.reptile teeth | CO0279 | http://findarticles.com/p/articles/mi_qa3790/is_200603/ai_n17180095/pg_41/?tag=content;col1 | 37.22,-103.61,,GA4 | | | , | ||
| Comanche National Grasslands | Las Animas | CO | N on Alakli Arroyo | Cretaceous | Juana Lopez|Niobrara | Bivalves-rudists;shark teeth | CO0276 | http://www.wipsppc.com/field_trips-2009.php | 37.0371,-103.9162,,LA2 | | | , | ||
| Gardner | Las Animas | CO | 3.2km E | Eocene | Huerfano | vertebrates-Crocodiles-Allognathosuchus | CO0150 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 40.0844,-105.3917,,MCU | | | , | ||
| Cedar Creek | Logan | CO | Oligocene | White River | Mammals-Adjidaumo,Aepycamelus,Archaeotherium,Caenopus,Centetodon,Ceratogaulus,Cosoryx,Cynarctus,Daphoenus,Dinictis,Domnina,Ectoconus,Eumys,Geolabis,Heliscomys,Hesperocyon,Hypertragulus,Hyracodon,Ischyromys,Leptictis,Leptomeryx,Megalagus,Merychippus,Merycochoerus,Mesocyon,Mesohippus,Miniochoerus,Miolabis,Mustela,Mylagaulus,Palaeogale,Palaeolagus,Paradjidaumo,Pelycomys,Peratherium,Pliohippus,Poebrotherium,Prosciurus,Protohippus,Protolabis,Protomeryx,Ramoceros,Stibarus,Tomarctus,Ustatochoerus;Squamata-Aciprion,Calamagras,Cremastosaurus,Diacium,Exostinus,Neurodromicus,Peltosaurus,Platyrhachis | CO0151 | 39.7717,-105.2458,,MCU | | | , | ||||
| Horsetail Creek | Logan | CO | Oligocene | White River | Turtles-Stylemys,Testudo | CO0243 | 40.7450,-103.6647,,SCU | | | , | ||||
| Lewis Creek | Logan | CO | W D Mathew 1898 | Oligocene | White River | Lizard-Heloderma;Squamata-Peltosaurus,Rhineura;Turtles-Stylemys | CO0244 | 40.8506,-103.0831,,MCU | | | , | |||
| Lewis Creek | Logan | CO | Oligocene Middle | White River | mammals,reptiles,turtles | CO0154 | 40.8506,-103.0831,,MCU | | | , | ||||
| Lewis Creek | Logan | CO | Oligocene | White River | reptiles,mammals | CO0153 | 40.8506,-103.0831,,MCU | | | , | ||||
| Orellan-Lewis Creek | Logan | CO | Oligocene Middle | White River | Reptile and Mammal specimens. Entelodonts - Archaeotherium,Camelids - Poebrotherium; Hypertragulids - Leptomeryx,Hypertragulus,Hypisodus; Oreodonts - Merycoidodon,Miniochoerus | CO0156 | might be 'Kewis' Creek | | | , | ||||
| Pawnee Buttes | Logan | CO | 4.8km NW | Miocene (Barstow) | Pawnee Creek | Turtles-Geochelone | CO0157 | 40.8233,-103.9714,,MCU | | | , | |||
| Sterling | Logan | CO | N of Sterling near Nebraska State Line | Miocene (Barstow) | Pawnee Creek | Turtles-Geochelone,Testudo | CO0158 | 40.5825,-103.0322,,MCU | | | , | |||
| - | Mesa | CO | 2.4km W of Finley's Ranch | Paleocene | DeBeque | vertebrates-Phenacodus | CO0172 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | | | , | |||
| - | Mesa | CO | 9 km SSE of DeBeque Mesa Rd | Paleocene | mammals | CO0173 | | | , | |||||
| - | Mesa | CO | Paleocene | mammals: Barylambda | CO0171 | | | , | ||||||
| Black Ridge | Mesa | CO | Dinosaur bones and gastroliths | CO0159 | 38.6719,-107.8025,,MCU | | | , | ||||||
| DeBeque | Mesa | CO | 10 km SE on DeBeque-Mesa Rd | Paleocene Upper | DeBeque | mammals | CO0160 | | | , | ||||
| DeBeque | Mesa | CO | 39.6 km S-SE on DeBeque-Mesa road in Atwell Gulch member,in 'Hell's Half Acre' and also in other sites in neighborhood | Paleocene Upper | DeBeque | mammals: Condylarths. | CO0161 | | | , | ||||
| Fruita | Mesa | CO | 3 km S | gastroliths,bone{4} | CO0163 | 39.1589,-108.7283,,MCU | | | , | |||||
| Fruita | Mesa | CO | In Devil's Canyon. 2 km S on Colorado National Monument Road, cross River, Turn W 1 km to fork. Left at fork, 2 km to fork left at fork 1 km then 1 km N | Gastropods in Limestone replaced by red carnelian{4} | CO0165 | 39.1589,-108.7283,,MCU | | | , | |||||
| Fruita | Mesa | CO | In Devil's Canyon. 2 km S on Colorado National Monument Road, cross River,Turn W 1 km to fork. Left at fork, 2 km to fork left at fork 1 km area exposures to West | Jurassic | Morrison | Dinosaur bone{4} | CO0164 | 39.1589,-108.7283,,MCU | | | , | |||
| Fruita | Mesa | CO | Jurassic | Morrison | Apatosaurus | CO0162 | 39.1589,-108.7283,,MCU | | | , | ||||
| Grand Junction | Mesa | CO | 36 km SW 700 meters above Big Dominguez Canyon on Star Mesa. Dinosaur bones in Morrison Formation clays | Jurassic | Morrison | ? | CO0168 | 39.0639,-108.5500,,MCU | | | , | |||
| Grand Junction | Mesa | CO | Dinosaur tracks in Museum of Western Colorado | dinosaur tracks{7} | CO0169 | 39.0639,-108.5500,,MCU | | | , | |||||
| Grand Junction | Mesa | CO | area exposures W along Colorado River to Utah Border | Jurassic | Morrison | dinosaur bones | CO0170 | 39.0639,-108.5500,,MCU | | | , | |||
| Grand Junction | Mesa | CO | Jurassic | Morrison | Dinosaur bones;Squamata-Glyptosaurus | CO0166 | 39.0639,-108.5500,,MCU | | | , | ||||
| Grand Junction | Mesa | CO | Jurassic | Morrison | Dinosaur bones;Squamata-Glyptosaurus | CO0167 | 39.0639,-108.5500,,MCU | | | , | ||||
| Creede | Mineral | CO | In road cuts along Rio Grande River off of CO149 in volcanic shales | Oligocene | Plants: Pine cones,needles and willow leaves;Insects | CO0245 | 37.8492,-106.9258,,MCU | | | , | ||||
| Creede | Mineral | CO | In yellowish volcanic ash beds in road cuts along the Rio Grande River | Eocene Upper | Creede | plants pine,willow,insects | CO0175 | 37.8492,-106.9258,,MCU | | | , | |||
| Creede | Mineral | CO | in San Juan Mountains in lakebed deposits in caldera http://www.colorado.edu/GeolSci/Resources/WUSTectonics/CzPaleobotany/introduction.html | Oligocene | fossil Plants | CO0176 | 37.8492,-106.9258,,MCU | | | , | ||||
| Creede | Mineral | CO | in road cuts along Rio Grande River | Eocene-Oligocene | plant fossils,leaves,cones,etc | CO0177 | 37.8492,-106.9258,,MCU | | | , | ||||
| - | Moffat | CO | In gravels on Green and Yampa rivers | dinosaur bone fragments {4} | CO0185 | | | , | ||||||
| Alheit Pocket Quarry | Moffat | CO | Eocene | Wasatch (WY) | Mammals-Hyopsodus,Leptacodon,Peradectes,Phenacodus,Tetonius | CO0178 | | | , | |||||
| Alheit Quarry | Moffat | CO | Eocene | Wasatch | vertebrates-Tetonius,Anemorhysis,Peradectes,Centetodon,Leptacodon,Phenacolemur,Loveina,Hyopsodus | CO0249 | http://www.npl.utexas.edu/vpl/databases/index.php | | | , | ||||
| Despair Quarry | Moffat | CO | Eocene | Wasatch (WY) | Mammals-Apheliscus,Ectypodus,Haplomylus,Hyopsodus,Macrocranion,Microsyops,Niptomomys,Phenacolemur,Prototomus,Pseudotetonius | CO0179 | | | , | |||||
| East Alheit Pocket Quarry | Moffat | CO | Eocene | Wasatch (WY) | Crocodiles-Allognathosuchus;Mammals-Anemorhysis,Apatemys,Apheliscus,Arfia,Cantius,Chriacus,Craseops,Diacodexis,Didelphodus,Didymictis,Ectocion,Ectypodus,Haplomylus,Homogalax,Hyopsodus,Hyracotherium,Itibitimys[?],Leptacodon,Macrocranion,Microsyops,Neoliotomus,Niptomomys,Nyctitherium,Paramys,Parectypodus,Parectypodus,Phenacodus,Phenacolemur,Prodiacodon,Prolimnocyon,Prototomus,Scenopagus,Talpavus,Teilhardina,Tetonius,Thryptacodon,Uintacyon,Viverravus,Wyolestes;Squamata;Turtles | CO0180 | [?]The only citation for Itibitimys is the original source | | | , | ||||
| Four Mile | Moffat | CO | Four Mile Fauna | Eocene | Wasatch (WY) | Amphibians;Bird Bones;Reptiles-Crocodiles;Squamata;Turtles | CO0181 | 39.2097,-106.1042,,MCU | | | , | |||
| Lily Park | Moffat | CO | S of Yampa River Just S of boundary of White Bear Ranch in Disappointment Draw | Jurassic | Morrison | Dinosaur fragments | CO0182 | 40.4597,-108.4436,,SCU | | | , | |||
| South Alheit Pocket | Moffat | CO | Eocene | Wasatch (WY) | Mammals-Cantius,Microsyops | CO0183 | | | , | |||||
| Timberlake Quarry | Moffat | CO | 40.6N,-108.1W | Eocene | Wasatch (WY) | Mammals-Apheliscus,Cantius,Haplomylus,Microsyops,Niptomomys,Tetonius | CO0184 | 40.6,-108.1 | | | , | |||
| Dolores River | Montrose | CO | Paradox Valley in 120 meters of red bed deposits | Triassic | Chinle | Vertebrates-Paleoniscoid fish; coelacanth fish;Labyrinthodonts-Rutiodon;Lungfish-Ceratodus;Phytosaurs; Plants-Phlebopteris,Osmundacaulis,Itopsdema[?],Neocalamites;Cycads-Zamites;Araucarioxylon,Woodworthia;Petrified wood; Pelecypods;Worms | CO0187 | No citations for 'Itopsdema' or anything similar 050525 | 37.9397,-108.8050,,MCU | | | , | ||
| Dolores River | Montrose | CO | Triassic | Chinle | vertebrates-Chinlea | CO0186 | Chinlea appears to be a plant,not a vertebrate. CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.9397,-108.8050,,MCU | | | , | |||
| Dolores River Canyon | Montrose | CO | S36T47NR19W -- several localities (PLSS -108.8910, 38.3150, ( 4980 ft ) at a distance of 4010 m (SW of Bedrock, CO)) | Triassic | Chinle Upper | Fish-Chinlea,Cionichthys,Semionotus,Synorichthys,Tanaocrossus,Turseodus | CO0188 | 38.3150,-108.8910,S36T47NR19W | | | , | |||
| Naturita | Montrose | CO | 160km S of Grand Junction | Cretaceous | Mesaverde | large dinosaur footprints | CO0189 | 38.0164,-108.3147,,MCU | | | , | |||
| Paradox Valley | Montrose | CO | Jurassic | Morrison | dinosaur bones-Camarasaurus | CO0190 | 38.3250,-108.8639,,SCU | | | , | ||||
| Upper Potters Creek | Montrose | CO | Jurassic | Morrison | dinosaur teeth | CO0191 | | | , | |||||
| Cimmaron/Comanche National Grasslands | Otero | CO | In outdrops in Timpas unit LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero county | Cretaceous | Niobrara | marine invertebrates,fish,sharks,reptiles | CO0255 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Cimmaron/Comanche National Grasslands | Otero? | CO | LatLon is trailhead for Picketwire Canyon Trail, but actual outcrops could be anywhere in the Grasslands of Otero, Baca,Las Animas counties | Cretaceous | Dakota Sandstone | plants,vertebrate footprints | CO0258 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA5 | | | , | ||
| Comanche National Grasslands | Otero | CO | At top of canyon exposures in Timpas Unit. LatLon is best guess at trailhead for Picketwire Canyon Trail. | Cretaceous | Dakota Sandstone | isolated vertebrate tracks | CO0264 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.6591,-103.6063,,GA2 | | | , | ||
| Comanche National Grasslands | Otero | CO | In northern parts of the Timpas unit. LatLon is Timpas, CO | Cretaceous | Niobrara | marine vertebrates and invertebrates | CO0268 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf | 37.82,-103.77,,GA5 | | | , | ||
| Comanche National Grasslands | Otero | CO | Picketwire Canyonlands as well as small exposures in Carrizo,Gallinas,Sand Creeks | Jurassic | Morrison,Lower | vertebrate tracks -- Withers Canyon/Picketwire Canyon. No collecting. LatLon is mouth of Withers Canyon. Trailhead is several km to the West. The tracksite is said to be roughly 17km from the trailhead. Toilets on trail, but no drinking water. Some confusion about whether this site is Cretaceous-Dakota or Jurrasic-Morrison | CO0263 | http://www.fs.fed.us/r2/psicc/projects/forest_revision/pt1_ch13_paleo_061228.pdf; http://www.sangres.com/nationalparks/dinosaur/index.htm | 37.6647,-103.5618,,GA2 | | | , | ||
| Comanche National Grasslands | Otero | CO | Withers Canyon/Picketwire Canyon. Large number of reptile tracks -- No collecting. LatLon is mouth of Withers Canyon. Trailhead is several km to the West. The tracksite is said to be roughly 17km from the trailhead. Toilets on trail, but no drinking water | Cretaceous | Dakota | Reptile tracks | CO0277 | http://www.wipsppc.com/field_trips-2009.php; http://www.fs.fed.us/r2/psicc/coma/main/picketwireguide.shtml | 37.6647,-103.5618,,GA2 | | | , | ||
| La Junta | Otero | CO | In area shale exposures | Cretaceous | Carlile | Ostrea,small shark teeth,thin flatfish scales,ammonites (Prionocyclus),large Inoceramus,Ostrea{4} | CO0192 | 37.9875,-103.5672,,MCU | | | , | |||
| La Junta | Otero | CO | area exposures | Jurassic | Morrison | agatized Dinosaur bone fragments{4} | CO0193 | 37.9875,-103.5672,,MCU | | | , | |||
| La Junta | Otero | CO | in area shale exposures | Cretaceous | Carlile | Ostrea,small shark teeth,thin flatfish scales,ammonites (Prionocyclus),large Inoceramus,Ostrea{4} | CO0194 | 37.9875,-103.5672,,MCU | | | , | |||
| Alma | Park | CO | 5 km N in Gulch on W side of Platte River | Carboniferous | Crinoid stems{4} | CO0195 | 39.2839,-106.0622,,MCU | | | , | ||||
| Boreas Pass | Park | CO | In continuous belt through region | Cretaceous | Dakota | pelecypods - Ostrea,Inoceramus,Trigonarca,Cephalopods - Scaphites,Prionocyclus{4} | CO0196 | 39.4111,-105.9689,,SCU | | | , | |||
| Buckskin Gulch(Alma District) | Park | CO | In talus at base of slope | Cambrian Upper | Brachiopods - Billingsella{4} | CO0197 | | | , | |||||
| London Mountain | Park | CO | along Ridge W of summit | Carboniferous | Crinoid stems{4} | CO0198 | 39.2844,-106.1578,,SCU | | | , | ||||
| Quandary Peak | Park | CO | Cambrian Upper | Dikelocephalus | CO0199 | 39.3972,-106.1058,,SCU | | | , | |||||
| Lamar | Prowers | CO | 29 km S on CO 287 | Petrified Wood{4} | CO0200 | 38.1147,-102.6211,,MCU | | | , | |||||
| Pueblo | Pueblo | CO | At Baculite Mesa (on private land). From jct of CO47 and US50 E of Pueblo, N on CO47. When it turns west turn N on Baculite Mesa Road, drive to gate and telephone for permission | Cretaceous | Pierre | ammonites-Baculites,Scaphites,others;gastropods;nautiloids;bivalves | CO0269 | http://www.wipsppc.com/field_trips-2009.php | 38.3293,-104.5512,,GA2 | | | , | ||
| Pueblo | Pueblo | CO | N in RR cut | Cretaceous | Niobrara | Inoceramus | CO0248 | An American Geological Railway Guide P289 | 39.7283,-104.9950,,MCU | | | , | ||
| Pueblo | Pueblo | CO | NE in a series of 'Teepee Buttes' which are large reefs that formed around methane gas vents | Cretaceous | Pierre | Bivalves-Nymphalucina;ammonites;baculites;gastropods;etc | CO0275 | http://www.wipsppc.com/field_trips-2009.php | 38.2770,-104.2575,,GA2 | | | , | ||
| Pueblo | Pueblo | CO | S in road cuts adjacent to rest area on I25 in limestones | Cretaceous | Fort Hayes|Greenhorn | Ammonites,Inoceramus | CO0201 | 39.7283,-104.9950,,MCU | | | , | |||
| Pueblo | Pueblo | CO | S on I25 | Cretaceous | Greenhorn | ammonites | CO0202 | 39.7283,-104.9950,,MCU | | | , | |||
| - | Rio Blanco | CO | Eocene | Green River | Insect fossils | CO0204 | | | , | |||||
| - | Rio Blanco | CO | Paleocene? | Insects:Nematoceran,Pronemobius,Tipula,Eristalis,Coleopteran,Plecia | CO0205 | | | , | ||||||
| Piceance Creek Basin | Rio Blanco | CO | At oil shale mine | Eocene | Green River | fish-Knightia | CO0203 | | | , | ||||
| Elk river | Routt | CO | S4t7Nr85W (PLSS -106.9175, 40.5981 at a distance of 1172 m from mouth of Salt Creek) | Cretaceous | Mancos | Inoceramus,Scaphites,fish scales - Portheus,Ichthyodectes,Baculites,Ostrea | CO0206 | 40.5981,-106.9175,S4t7Nr85W | | | , | |||
| Trull Schoolhouse[?] | Routt | CO | S28 | Cretaceous | Mancos | fossils{4} | CO0207 | USGS search comes up with a Trull Creek (which is not labelled on the 1:25 map) near Lake Windemere at 40.5133N,-106.9589W. Other than that,nothing. | 40.5133,-106.9589,,? | | | , | ||
| Ouray | San Juan | CO | 2 km S in Cliffs | Devonian | Ouray | abundant corals,worms,brachiopods,mollusks | CO0208 | 39.9750,-105.9250,,MCU | | | , | |||
| Ouray | San Juan | CO | E in cliffs adjacent to small waterfall | Pennsylvanian | Hermosa | Myalina,other fossils | CO0209 | 39.9750,-105.9250,,MCU | | | , | |||
| Placerville | San Miguel | CO | 4.8km SE in San Miguel River Valley | Permian | Cutler | vertebrates-Diadectes | CO0210 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 38.0167,-108.0528,,MCU | | | , | ||
| San Miguel | San Miguel | CO | Triassic | Chinle|Dolores | Fish-Cionichthys? | CO0211 | 37.0994,-104.3950,,MCU | | | , | ||||
| Allison | Summit | CO | 3km N on E side of Piedra River | Paleocene | Animas | vertebrates-Periptychus,Phenacodus | CO0212 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.0244,-107.4875,,MCU | | | , | ||
| Allison | Summit | CO | 5 km N on W side of Piedra River | Paleocene | Animas | vertebrates-Ectiocion,Phenacodus | CO0213 | CAUTION:Collecting vertebrate material in the US requires landowner or government permission | 37.0244,-107.4875,,MCU | | | , | ||
| Florissant | Teller | CO | Area exposures. The majority of the exposure is within the National Monument,but there are some beds exposed on Hwy1 N and S of the monument and on US 20 East and West of the town of Florissant | Oligocene | Florissant | fossil plants,insects | CO0215 | 38.9458,-105.2889,,MCU | | | , | |||
| Florissant | Teller | CO | Clare Quarry (Fee) | Tertiary | insects | CO0216 | 38.9458,-105.2889,,MCU | | | , | ||||
| Florissant | Teller | CO | Clare Quarry--reported open weekends in Summer-$5.00 fee. Number in phone book | Insects | CO0246 | 38.9458,-105.2889,,MCU | | | , | |||||
| Florissant | Teller | CO | area lakebed exposures | Oligocene | snakefly,Dobson Flies,robber fly,butterflies,plants,Tsetse flies,horseflies{4} | CO0218 | 38.9458,-105.2889,,MCU | | | , | ||||
| Florissant | Teller | CO | for fee collecting at Indian Crafts and Construction Co. Probably long since out of business. | ? | CO0219 | 38.9458,-105.2889,,MCU | | | , | |||||
| Florissant | Teller | CO | Eocene | Fish-Trichophanes | CO0214 | 38.9458,-105.2889,,MCU | | | , | |||||
| Big Spring Quarry | Weld | CO | area exposures | Miocene (Barstow) | Pawnee Creek | mammals-Aepycamelus,Aphelops,Desmatippus,Dromomeryx,Miolabis,Scaphohippus,Tomarctus | CO0220 | | | , | ||||
| Big Springs | Weld | CO | Miocene (Barstow) | Pawnee Creek | turtles-Geochelone | CO0221 | 38.3997,-107.0772,,MCU | | | , | ||||
| East Valley | Weld | CO | Miocene (Barstow) | Pawnee Creek | mammals-Protolabis,Prosynthetoceras | CO0222 | | | , | |||||
| Fossil Hill | Weld | CO | Section 8 | Miocene (Barstow) | Pawnee Creek | mammals-Aphelops | CO0223 | | | , | ||||
| Fossil Ridge-Greeley | Weld | CO | pelecypod Pinna | ? | CO0224 | | | , | ||||||
| Grover | Weld | CO | Area exposure | Miocene (Barstow) | Pawnee Creek | Turtles-Geochelone | CO0225 | 40.8714,-104.2247,,MCU | | | , | |||
| Horse and Mastodon Quarry | Weld | CO | Miocene (Barstow) | Pawnee Creek | Aelurodon,Aepycamelus,Aphelops,Cosoryx,Desmatippus,Dromomeryx,Homocamelus,Hypohippus,Megahippus,Merychippus,Metalabis,Miolabis,Protolabis,Ustatochoerus,Zygolophodon;Turtles-Geochelone | CO0226 | | | , | |||||
| Horsetail Creek | Weld | CO | Oligocene | White River | Turtles-Stylemys,Testudo | CO0227 | Original says NE,but cant identify a Horsetail Creek in NE | 40.7450,-103.6647,,SCU | | | , | |||
| Kalouse | Weld | CO | area exposures | dinosaur bones,petrified wood{4} | CO0228 | | | , | ||||||
| Keota Rd | Weld | CO | area exposures in Canyons W of Keota Rd | Miocene (Barstow) | Pawnee Creek | mammals-Aphelops | CO0229 | | | , | ||||
| Pawnee Buttes | Weld | CO | 4.8km W | Miocene (Barstow) | Pawnee Creek | Turtles-Geochelone | CO0231 | 40.8233,-103.9714,,MCU | | | , | |||
| Pawnee Buttes | Weld | CO | East | Oligocene | Brule | mammals-Prosynthetoceras | CO0232 | 40.8233,-103.9714,,MCU | | | , | |||
| Pawnee Buttes | Weld | CO | SE at Pawnee Quarry | Miocene (Barstow) | Pawnee Creek | turtles-Geochelone | CO0233 | 40.8233,-103.9714,,MCU | | | , | |||
| Pawnee Buttes | Weld | CO | SW1/4S1/2S24R59WT10N. E of Pawnee Buttes Near North Pawnee Creek | Miocene (Barstow) | Pawnee Creek | Mammals-Aphelops,Calippus,Miolabis,Protolabis | CO0237 | 40.8237684, -103.9265509,SW1/4S1/2S24R59WT10N,G | | | , | |||
| Pawnee Buttes | Weld | CO | area exposures | Oligocene | Duchesne River? | mammal bones | CO0234 | 40.8233,-103.9714,,MCU | | | , | |||
| Pawnee Buttes | Weld | CO | Miocene (Barstow) | Pawnee Creek | mammals-Agriochoerus,Amphicyon,Aphelops,Blastomeryx,Daphoenus,Daphoenus,Eumys,Hesperocyon,Hypisodus,Hyracodon,Megalagus,Merychippus,Merychyus,Miniochoerus,Miomastodon,Moropus,Palaeogale,Palaeolagus,Paradjidaumo,Parahippus,Protohippus,Protolabis,... | CO0230 | 40.8233,-103.9714,,MCU | | | , | ||||
| Quarry Hill | Weld | CO | 3.2km S | Miocene (Barstow) | Pawnee Creek | Turtles-Geochelone | CO0235 | | | , | ||||
| Quarry Hill | Weld | CO | Northeast | Miocene (Barstow) | Pawnee Creek | Turtles-Geochelone | CO0236 | | | , | ||||
| Arickaree | Yuma | CO | near Beecher Island in Arickaree River | Miocene | Miocene mammals - Teleoceras | CO0238 | 39.6992,-103.0656,,MCU | | | , |
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