US And Canadian Fossil Sites -- Data for ILLINOIS

Version V0910 current as of OCT 2009.

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LocationCountyState/ProvinceDirections,NotesAgeFormationFossilsCommentsReferenceLat-Long
-[?]ILNW 1/2 SW 1/4 sec. 15 T 11N R4Evertebrates-ListracanthusIL0200|,
-[?]ILSilurianRacine DolomitewormsIL0198|,
-[?]ILSilurianRacine DolomitewormsIL0199|,
Southernmost Illinois[?]ILIn 6m of sand and clay -- generally only a few poorly preserved molds in surface exposures. Reported species are apparently from a clay pit since reclaimedPaleoceneClayton40 plus species of mollusks,bryozoa,Decapods,a few fish teeth and scalesIL0197http://72.14.253.104/search?q=cache:vLt7J-fUoeAJ:www.science.siu.edu/geology/people/utgaard/Copeetal.pdf+clayton+Illinois+survival&hl=en&ct=clnk&cd=3&gl=us|,
--ILAlong the Mississippi River from Cairo,IL to Baton Rouge,LA in loess (wind blown silt) deposits ranging from 9 to 23 meters in thickness and 50 to 100km in width (thicker in North and better developed on E side of river)Pleistoceneterrestrial and occasional lacustrian gastropods. A few bivalvesIL0001|,
--ILIn Southern ILMississippianTar SpringsIchnofossils-SkolithosIL0217http://www.ohiolink.edu/etd/send-pdf.cgi?toledo1116014816|,
LaFarge-ILPennsylvanian?plantsIL0203http://www.esconi.org/ESCONI Newsletter PDF/ESCONI_Newsletter_11-2007.pdf|,
Lone Star-ILLone Star Pit #3PennsylvanianBraidwood?plants?,marine fossils-crinoidsIL0204http://www.esconi.org/ESCONI Newsletter PDF/ESCONI_Newsletter_11-2007.pdf37.3039,-89.3200,,MCU|,
-AdamsILIn S part of County in coal bedscorals: Lithostrotion,Archimedes,BryozoaIL0005|,
-AdamsILIn marine shalesPennsylvanianPelecypod-EuchondriaIL0205http://books.google.com/books?id=svVskArvqRAC&pg=PA116&lpg=PA116&dq=abbott+pennsylvanian+fossils&source=web&ots=lOtHaJf56y&sig=NJ5TQEVUMG0nHqmfhmFd1_ZhOUg#PPA113,M1|,
-AdamsILthroughout county in dark gray shalesPennsylvanianDes Moinespelecypods - Euchondria; AviculopectenIL0006|,
ClaytonAdamsIL2 km SE in coal exposures along branch of McGee's Creek sw1/4s34t1nr5w -90.972078 40.0230 90.9664 400m SW of ClaytonDiscina,AviculopectenIL0002Discina is both a genus of brachiopod and a genus of fungus40.0230,-90.972078, sw1/4s34t1nr5w|,
QuincyAdamsILNE in old quarriesArchimedes,Agaricocrinus,Actinocrinus,Spirifer,Productus,ZaphrentisIL000441.8786,-87.6339,,MCU|,
QuincyAdamsILMississippianKeokukFish teeth-Chomatodus,Cochliodus,Deltodus,Ichthyodorulites,Orodus,Psammodus,SandalodusIL000341.8786,-87.6339,,MCU|,
QuincyAdamsILBurlingtonfossilsIL0234An American Geological Railway Guide p21041.8786,-87.6339,,MCU|,
ThebesAlexanderIL3 km below along Orchard CreekSilurian LowerCincinnatianGlyptocrinus,Chaetetes,Asaphus,Orthis,Strophomena,Conularia,Cyclonema,CyrtolitesIL000737.2208,-89.4608,,MCU|,
ThebesAlexanderIL4 km aboveSilurianClear Creek LimestoneDalmanites,StrophomenaIL000837.2208,-89.4608,,MCU|,
BelvidereBooneIL6 km NWOrdovicianGalenaReceptaculites,Murchisonia,Pleurotomaria,Ambonychia,Bellerophon,OrthocerasIL000942.2639,-88.8442,,MCU|,
-BrownILEarly Pennsylvanian plants in shales at 'Spencer Farm'PennsylvanianPaleipteridium,Eremopteris,Alloiopteris,Gulpenia[?],MegalopterisIL0014No citations for 'Gulpenia' 050527|,
-BrownILIn northeastern part of County along LaMoine river in river bluff and road cuts.Pennsylvanian LowerCaseyville Sandstone29 Genera of Plants Megalopteris,NoeggerathialesIL0015|,
ChambersburgBrownILIn Limestone outcrops in bed of McGee's CreekAgaricocrinus,Archimedes,SpiriferIL001039.8172,-90.6572,,MCU|,
LaMoineBrownILin river bluffs and road cuts. Spencer Farm Floraexcellent fossilsIL001140.3194,-90.8603,,MCU|,
LaMoine RiverBrownILin NE part of county in area road cutsPennsylvanianCaseyville29 plant speciesIL0012|,
Mount SterlingBrownIL10 km S on Dry Fork of McGee's Creek in Limestone and SandstoneMississippianLithostrotion,Archeocidaris,GranatocrinusIL001340.0100,-90.7525,,MCU|,
SheffieldBureauILArea strip minesCoelenterates -Lophophyllidium; Brachiopods - Neospirifer.IL001641.3533,-89.7306,,MCU|,
BatchtownCalhounIL1.6km NOrdovicianKimmswick LimestoneTrilobite-Acrolichas,Ceraurinus,many othersIL0270http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
BatchtownCalhounIL2km SOrdovicianKimmswick LimestoneTrilobite-Acrolichas,Bronteus,othersIL0271http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
-CarrollILarea exposuresOrdovicianCincinnatian faunasIL0020|,
Mount CarrollCarrollILIn lead mines N and W of townOrdovicianGalenaReceptaculites,large Orthoceras,corals,abundant trilobite fragmentsIL001742.0950,-89.9781,,MCU|,
SavannahCarrollILarea exposuresBrachiopods -Pentamerus; Coelenterates - Thecia,Catenipora; Arthropods -Isotelus,BlainiaIL0018|,
SavannahCarrollILquarries above and below town in limestonesSilurian LowerLarge perfect trilobites -Asaphus,Orthis,Orthoceratites,Chaetetes,trilobite fragmentsIL0019|,
-ClintonILalong S county line in Upper Coal MeasuresPennsylvanianpelecypods - StreblochondriaIL0022|,
CarlyleClintonILN1/4S19T2r2 in banks and bed of Okaw River -89.313218 38.6061 89.3650 South edge of Carlyle-Bryozoa,Productus,SpiriferIL0021Unable to identify a Shoal Creek formation in IL38.6061,-89.3650, N1/4S19T2r2|,
Blue IslandCookIL2 km SW about 11 km NW of Thornton in quarriesOstrocerata[?],fucoids(traces)IL0024No citations for 'Ostrocerata' 05052739.6642,-90.6272,,MCU|,
Blue IslandCookILSW in rocks excavated from Calumet feeder of Chicago Drainage CanalSilurianRacineworm-Lecthaylus,ProtoscolexIL0265http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt39.6642,-90.6272,,MCU|,
Blue IslandCookILSilurianConulariaIL002339.6642,-90.6272,,MCU|,
BridgeportCookILIn area quarriesFavosites,Diphyphyllum,Halysites,Caryocrinus,Atrypa,Meristella,Spirifer,Pentamerus,Strophomena. Pleurotomaria,othersIL002548.7058,-87.7600,,MCU|,
ChicagoCookILBridgeport QuarrySilurianNiagaranTrilobite-AcidaspisIL0269http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
ChicagoCookILDolese-Shepard Quarry (Hawthorn, IL)SilurianNiagaranTrilobite-ArctinurusIL0273http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
ChicagoCookILFederal Stone Company QuarrySilurianRacineworm-ProastrumIL0266http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt41.8842,-87.6292,,MCU|,
ChicagoCookILIn area quarriesPentamerus,Pleurotomaria,shells,trilobite fragments. corals,crinoidsIL002641.8842,-87.6292,,MCU|,
EvanstonCookILN of University Grove along Lake Michigan shoreline,fresh water fossilsUnio,Pisidium,Physa,Lymnaea,Planorbis,Valvata,Amnicola,Melontho,Ancylus,etcIL002742.0411,-87.6900,,MCU|,
LemontCookILSilurianNiagaranTrilobite-ArctinurusIL0276http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
Old ThorntonCookILIn area Limestone quarriesPentamerus,FavositesIL0028|,
ThorntonCookILin reef exposures in large quarries at intersection of IL43 and IL394SilurianRacinebrachiopods,crinoidsIL002941.5681,-87.6081,,MCU|,
-DeKalbILIn glacial driftPleistocenemammal bones and teeth,Petrified Wood,Crustacea in nodules,fish bones,fish teeth,Mollusks: Turritella,CancellariaIL0035|,
AuroraDeKalbILIn RR cuts of Chicago,Burlington and Quincy RR outside citybones and teeth of Mastodon.IL003041.7606,-88.3200,,MCU|,
Fox RiverDeKalbILmeters in S3t4r8 in The PLSS coordinates lack direction modifiers (NSEW) and probably wouldn't make sense even if the modifiers were there. The Fox River flows South thru adjacent Kane County. A few minor streams in the Southeastern portion of DeKalb County drain into the Fox River but none are identified as forks of the Fox River.SilurianNiagaranOrthis,Strophomena,Leptaena,etcIL0031|,
MilanDeKalbILCollinson Quarry in fracture fill materialPennsylvanianAbbott|SpoonVertebrate-CricotusIL003341.3911,-90.5708,,MCU|,
MilanDeKalbILMississippianSt Louisfish-Psephodus teethIL003241.3911,-90.5708,,MCU|,
StewartsvilleDeKalbILN of town on N bank of Kishwaukee RiverOrdovicianCincinnatiantrilobite fragmentsIL0034|,
-Du PageILIn glacial driftPleistocenemammal bones and teeth,mastodon,CastoroidesIL0036|,
ElmhurstDu PageILIn limestone fragments in crevice fill in Niagara LimestoneDevonianbrachiopods;fish teethIL0262Bulletin of the Geological Society of America, vols 1-44 p35541.899474,-87.940342,,CU|,
LemontDu PageILIn areaSilurianNiagaranfossilsIL0242An American Geological Railway Guide p21241.673642,-88.001726,,CU|,
ParisEdgarILN on US150 3.2km from Twin Lakes Dam. E 3.2km. S 320m. E 3.2km to St Aloysius Church. N to abandoned Quarry NE1/4S10T14NR11W 39.6757 87.6270 8km NE of ParisPennsylvanianmarine fossilsIL0206https://scholarworks.iu.edu/dspace/bitstream/2022/280/1/C06.pdf39.6757,-87.6270, NE1/4S10T14NR11W|,
TeutopolisEffinghamIL1.6km NGastropods-BayleaIL003739.1331,-88.4719,,MCU|,
RamseyFayetteILAbundant fossilsPennsylvanian?MollusksIL0228An American Geological Railway Guide p21039.144488,-89.108685,,CU|,
ChristopherFranklinILOld Ben No 11 MinePennsylvanianEnergy ShaleWell preserved tree fernsIL0207http://library.isgs.uiuc.edu/Pubs/pdfs/circulars/c492.pdf37.9725,-89.0533,,MCU|,
-FultonILin black shales in spoil piles of Alden Mine #5PennsylvanianCarbondaleplant fossils,fish fragments,brachiopodsIL0040|,
Alden MineFultonILon waste piles in pyrite concretionsPennsylvanianCarbondaleplants,brachiopodsIL003840.7086,-90.0142,,MCU|,
Alden Mine No 5FultonILPennsylvanianCarbondalein concretions - Lepidodendron,Brachiopods,sponges,fish fragments,Phyllocarid fragments.IL0039|,
CantonFultonILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0235An American Geological Railway Guide p21140.558095,-90.035117,,CU|,
-GallatinILAt bridge over N fork of Saline RiverPennsylvanianPelecypod-PsuedomontisIL0208http://books.google.com/books?id=svVskArvqRAC&pg=PA116&lpg=PA116&dq=abbott+pennsylvanian+fossils&source=web&ots=lOtHaJf56y&sig=NJ5TQEVUMG0nHqmfhmFd1_ZhOUg#PPA113,M1|,
Saline RiverGallatinILIn shales along creekSelenimyalinaIL004137.6433,-88.6242,,MCU|,
Saline RiverGallatinILat bridge over N branch in dark LimestonePennsylvanianpelecypods - PseudomonotisIL004237.6433,-88.6242,,MCU|,
CarroltonGreeneILKeokuk fossils 4.8km NEKeokukfossilsIL0253An American Geological Railway Guide p213|,
WhitehallGreeneILKeokuk fossils 2.4km SKeokukfossilsIL0254An American Geological Railway Guide p213|,
BracevilleGrundyILabundant fossil plants in roof seam of coal bedCarboniferousfossil plantsIL0247An American Geological Railway Guide p21241.2269,-88.2647,,MCU|,
BracevilleGrundyIL-IL0209http://www.esconi.org/ESCONI Newsletter PDF/ESCONI_Newsletter_11-2007.pdf41.2269,-88.2647,,MCU|,
Dresden LakeGrundyILIn ironstone concretionPennsylvanianFrancis CreekPaleoniscoid fishIL0043|,
Dresden LakesGrundy?ILMazon Creek nodules -- Fee areaPennsylvanianPlants,invertebratesIL0054Can't locate Dresden Lakes IL|,
East BrooklynGrundyILE on road to Essex in Pit 14 of Peabody coal Co.Gastropods -- Glabocingulum,Euphemites,Conodonts,Shark teeth -- Cladodus,Edestus,Listracanthus spines,Fish fragments in shalesIL0044'Globrocinglum' in the original41.1733,-88.2639,,MCU|,
Mazon CreekGrundyILA series of strip mines running SSW to NNE across I55 N of the IL113 intersection. The junction of IL113, IL129 and IL53 is near the E end of the mined area. {9} V11 No4 in ironstone nodulesPennsylvanianMazon Creekwell preserved plants and rarely animalsIL0045|,
Mazon CreekGrundyILCoal City in ironstone nodulesPennsylvanianMazon Creekwell preserved plants and rarely animalsIL0046|,
Mazon CreekGrundyILGreer School of Heavy Earth Moving in ironstone nodulesPennsylvanianMazon Creekwell preserved plants and rarely animalsIL0047|,
Mazon CreekGrundyILMazon Creek #1vertebrates-Elonichthys,Platysomus,SagenodusIL0048|,
Mazon CreekGrundyILMost of the surface area of Grundy County,IL,in ironstone nodulesPennsylvanianMazon Creekwell preserved plants and rarely animalsIL0049|,
Mazon CreekGrundyILPit 11 of Peabody Coal Co,Will County in ironstone nodulesPennsylvanianMazon Creekwell preserved plants and rarely animalsIL0050|,
MorrisGrundyIL6.2 km SE in 6 meters of sandy shales overlying coal in Mazon Creek in nodules in sandstone in ironstone nodulesPennsylvanianMazon Creekwell preserved plants and rarely animalsIL005138.5533,-90.1742,,MCU|,
MorrisGrundyILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0238An American Geological Railway Guide p21238.5533,-90.1742,,MCU|,
Peabody Coal Pit 14GrundyILPennsylvanianvertebrates-Listracanthus,PaleoniscoidIL0052|,
Pit 6GrundyILIn ironstone concretionPennsylvanianFrancis CreekPaleoniscoid fishIL005338.1803,-89.7794,,MCU|,
Brunce's[?] CreekHancockILlimestonesMississippianKeokukmollusks,corals,crinoids,trilobites,fish spines,teethIL0055Unable to locate 'Brunces Creek' or anything similar in Hancock County|,
Crooked CreekHancockILlimestonesMississippianKeokukmollusks,corals,crinoids,trilobites,fish spines,teethIL005641.5275,-89.6708,,MCU|,
Dallas CityHancockILMississippianKeokukFish teeth-MesodmodusIL005740.6361,-91.1672,,MCU|,
Eastern Hancock CountyHancockILlimestones in river banksMississippianKeokukmollusks,corals,crinoids,trilobites,fish spines,teethIL0058|,
HamiltonHancockILOpposite Keokuk,IowaMississippianKeokukFish teeth-Antliodus,Bradyodont,Cladoselache,Cochliodus,OrodusIL006039.5944,-89.5944,,MCU|,
HamiltonHancockILbrachiopods -EchinoconchusIL005939.5944,-89.5944,,MCU|,
NauvooHancockILIn area quarriesMississippianKeokukmollusks,corals,crinoids - Agaricocrinites,Platycrinus,trilobites,fish (48 species),bryozoa,Brachiopods - SpiriferIL006240.5500,-91.3847,,MCU|,
NauvooHancockILMississippianKeokukFish teeth-Cladoselache,Cochliodus,Deltoptychius,SandalodusIL006140.5500,-91.3847,,MCU|,
PlymouthHancockILNW at old Colchester Quarrybrachiopods,corals,crinoidsIL006340.3378,-90.8600,,MCU|,
WarsawHancockILIn area Limestone quarriesCarboniferousArchimedes,bryozoa - Coscinium,Brachiopods,Conularia,Crinoids - Cyathocrinus,Platycrinus,Platycrinus,RhodocrinusIL006640.3592,-91.4344,,MCU|,
WarsawHancockILMississippianBryozoa - ArchimedesIL006540.3592,-91.4344,,MCU|,
WarsawHancockILBryozoa ArchimedesIL006440.3592,-91.4344,,MCU|,
Cave In RockHardinILAt Hastie's Quarry at junction between Levias and Renault formationsMississippianPaoli|MooretownFossil debris? abundant echinoderm fragments-crinoids,Pentremites,Diploblastus and brachiopods-Composita,CleiothyridinaIL0216Paleolist- 02/03/2008 08:19 PM|,
Cave in RockHardinILto NWMississippianFossils replaced by fluorite.-- Blastoids,Brachiopods,BryozoaIL006737.4769,-88.1661,,MCU|,
Hardin CountyHardinILLimestone outcropsMississippianSt Louissilicified corals - Lithostrotion,mollusks,brachiopodsIL006837.5167,-88.5167,,SCU|,
Bald BluffHendersonILIn Limestone outcropsMississippian LowerBurlington Limestonecrinoids - Actinocrinus,brachiopods - Productus,Spirifer,Athyris,ammonitesIL006941.0322,-90.8822,,MCU|,
BiggsvilleHendersonILMississippianBurlingtonShark Teeth-Orodus,Deltodus,Cladodus,Petalodus,ChomatodusIL0218http://www.fossiliferous.co.uk/raysusa.htm40.853650,-90.864862,,CU|,
SagetownHendersonILBurlingtonfossilsIL0232An American Geological Railway Guide p210|,
AtkinsonHenryILMarine faunas in abandoned strip minesCephalopods - Endolobus,Michelinoceras,Gonioceras,Dimorphoceras; Gastropods - Bembexia,Natica,Vivaparus,Lunatia,Planorbis,Bucania,Pharkidonotus,Straparolus,Cyrtolites,Meekospira,Trepospira,Cymatospira; Brachiopods - Marginifera,othersIL007041.4208,-90.0150,,MCU|,
KewaneeHenryILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0230An American Geological Railway Guide p21041.245593,-89.924830,,CU|,
KnightstonHenryILon Blue River in LimestoneSilurianCalymeneIL0071There are several towns called Knightston in the US,but there does not seem to be one in Illinois.|,
-JacksonILin sandstone outcrops in streams and creeks W of IL127PennsylvanianCaseyvilleplant fossils - Calamites,Trigonocarpus,Lepidodendron,Syringodendron.IL0076|,
CarbondaleJacksonILin Pennsylvanian coal shalesPennsylvanianmollusks Shansiella (pyritized)IL007237.7272,-89.2167,,MCU|,
CarbondaleJacksonILin strip mine in Energy shale adjacent to Herrin No 6 coal seam http://www.science.siu.edu/geology/big/paper.htmPennsylvanianCarbondaleplants,crustacea,a few marine animalsIL007337.7272,-89.2167,,MCU|,
Grand TowerJacksonILOn N slope of 1.6km rocky ridge on E side of the Mississippi River running N from Grand TowerDevonianGrand TowerTrilobite-Ceratocephala,DalmanitesIL0279http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
Grand TowerJacksonILin spoil banks from dredgingfossilsIL007437.6264,-89.4978,,MCU|,
MurphysboroJacksonILin creekbeds W of IL127 8km S.Pennsylvanian LowerCaseyville SandstoneCalamites,Trigonocarpus,Lepidodendron,Syringodendron.IL007537.7733,-88.3800,,MCU|,
FalmouthJasperILSWVa, Sec. 15, T7N., R3E., about 3 1 / 2 miles southeast of Falmouth (Falmouth Channel)SilurianRacineworm-SpirorbisIL0267http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt39.054764,-88.145594,,CU|,
GraftonJerseyIL8 km downstreamMississippianKinderhooka few brachiopods - Spirifer,Productus,Athyris. A few ammonites.IL008038.9700,-90.4314,,MCU|,
GraftonJerseyILalongside IL100 at Jersey HollowMississippianChouteau LimestoneTrilobite-BreviphillipsiaIL0278http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
GraftonJerseyILSilurianEdgewoodTrilobites CalymeneIL007838.9700,-90.4314,,MCU|,
GraftonJerseyILSilurianRacineTrilobites - CalymeneIL007938.9700,-90.4314,,MCU|,
GraftonJerseyILTrilobites CalymeneIL007738.9700,-90.4314,,MCU|,
CordovaJo DaviessILA variety of corals in area quarriescoralsIL008141.6803,-90.3189,,MCU|,
CordovaJo DaviessILIn quarries and other Limestone exposuresSilurianNiagaranPentamerus,Favosites,Halysites,Astrocerium,StromatoporaIL008241.6803,-90.3189,,MCU|,
Council HillJo DaviessILA few fossilsOrdovicianGalenafossilsIL0224An American Geological Railway Guide p20942.488615,-90.353738,,CU|,
East DubuqueJo DaviessIL=Dunleith, IL N of State Line MonumentOrdovicianTrentonTrilobite-AsaphusIL0277http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
ElizabethJo DaviessILat N end of Terrapin Ridge in milky shales and clayscorals - ChaetetesIL008342.3178,-90.2214,,MCU|,
HanoverJo DaviessILat dam in massive dolomitepelecypods,gastropods,LingulaIL008442.2564,-90.2794,,MCU|,
LeClaireJo DaviessILIn quarries and other Limestone exposuresSilurianNiagaranPentamerus,Favosites,Halysites,Astrocerium,StromatoporaIL008541.8128,-87.7483,,MCU|,
Pleasant Valley TownshipJo DaviessIL1 km SE in wall of Plum River Valleygastropods,OrthocerasIL0086|,
RacineJo DaviessILIn quarries and other Limestone exposuresSilurianNiagaranPentamerus,Favosites,Halysites,Astrocerium,StromatoporaIL0087|,
Scales MoundJo DaviessILAbundant fossils in one bed with barite, pyrite and dolomite crystals in vugsOrdovicianGalenafossilsIL0225An American Geological Railway Guide p20942.475838,-90.252905,,CU|,
ViennaJohnsonIL4km SEMississippianGlen DeanTrilobite-KaskiaIL0284http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
ViennaJohnsonILadjacent to Interstate www.science.siu.edu/geology/outreach/vienna.htmMississippianMenardbryozoa,brachiopods,mollusks,crinoids,corals,blastoidsIL008837.4169,-88.8961,,MCU|,
-KaneILIn glacial driftPleistocenemammal bones and teethIL0089|,
BonfieldKankakeeILSilurianJoliet DolomiteTrilobite-ArctinurusIL0274http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
KankakeeKankakeeILSilurianNiagarancoralsIL0220An American Geological Railway Guide p20941.120033,-87.861153,,CU|,
MantenoKankakeeIL2.5 km SW On S slope of hillSilurianRacinebrachiopods - KirkidiumIL009041.2506,-87.8314,,MCU|,
-KendallILarea exposuresOrdovicianCincinnatian faunasIL0096|,
BristolKendallILat mill dam on Blackberry CreekOrthoceras,Ambonychia. trilobite fragmentsIL009141.6856,-88.4281,,MCU|,
LisbonKendallILIn area quarriesReceptaculites,Orthis,Zaphrentis etcIL009241.4814,-88.4822,,MCU|,
OswegoKendallILAbundant fossilsOrdovicianCincinnatianfossilsIL0229An American Geological Railway Guide p21041.6803,-88.3536,,MCU|,
OswegoKendallILalong Waubansia CreekSilurian LowerCincinnatianStrophomena,Orthis,Chaetetes,Rhynchonella,TentaculitesIL009341.6803,-88.3536,,MCU|,
OswegoKendallILarea quarries and exposuresSilurian LowerCincinnatianStrophomena,Orthis,Chaetetes,Heterocrinus,Nautilus,TentaculitesIL009441.6803,-88.3536,,MCU|,
YorkvilleKendallILbelow along river for 5 km in limestonestrilobites - Calymene,AsaphusIL009541.6519,-88.4397,,MCU|,
GalesburgKnoxILPennsylvanianVertebrates-SymmoriumIL009740.9478,-90.3100,,MCU|,
Wolf Covered BridgeKnoxILon Spoon River. Marine invertebrates inPennsylvanianCarbondalein cutbank.IL009840.8581,-90.1100,,SCU|,
-La SalleILAbundant fossilsPennsylvanian?fossilsIL0227An American Geological Railway Guide p210|,
-La SalleILIn Marquette Cement Co Quarry,S face inPennsylvanianLaSalle LimestoneSharks teeth,brachiopods,Corals.IL0102|,
JonesvilleLa SalleILE on Hwy71 in road cutPennsylvanianLaSalle Limestonebrachiopods,bryozoa,stromatoporoidsIL009941.3114,-89.0714,,MCU|,
LaSalleLa SalleILin ironstone nodulesPennsylvanianMazon Creekwell preserved plantsIL010041.8808,-87.6319,,MCU|,
OglesbyLa SalleILat Lone Star QuarryPennsylvanianbrachiopods,fish teeth,pelecypods,coralIL010141.3328,-89.1039,,MCU|,
PeruLa SalleILAbundant fossils in limestonePennsylvanianfossilsIL0239An American Geological Railway Guide p21241.327535,-89.128973,,CU|,
ZionLakeILSilurianbrachiopodIL010341.7778,-87.6597,,MCU|,
DixonLeeILAbundant fossils 3.2km NE in limestoneOrdovicianTrentonfossilsIL0226An American Geological Railway Guide p20941.8389,-89.4794,,MCU|,
DixonLeeILabove towncoral - Favosites,Encrinites,trilobites,Leptaena,Strophomena,Orthis,abundantIL010541.8389,-89.4794,,MCU|,
DixonLeeILarea quarries and RR cutscasts of Lingula,Murchisonia,Orthoceras,Ambonychia,Receptaculites,Chaetetes,Rare Calymene,Orthoceras.IL010641.8389,-89.4794,,MCU|,
DixonLeeILOrdovicianBrachiopods RafinesquinaIL010441.8389,-89.4794,,MCU|,
-LivingstonILIn ironstone nodulesPennsylvanianMazon Creekwell preserved plantsIL0111|,
Eppards Point TownshipLivingstonILnear Pontiac in quarryPennsylvanian UpperBondexcellent crinoidsIL0107|,
FairburyLivingstonILin Pennsylvanian shalesPennsylvanianPlants SigillariaIL010840.7472,-88.5147,,MCU|,
PontiacLivingstonILIn Pennsylvanian Bond Formation (LaSalle Limestone member) in Wagner Stone Co Quarry in Eppards Township.PennsylvanianBondWell Preserved crinoids.IL010941.3225,-89.8992,,MCU|,
PontiacLivingstonILat Eppards Point Township in quarryPennsylvanianLaSalle LimestonecrinoidsIL011041.3225,-89.8992,,MCU|,
LewistonLoganILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0236An American Geological Railway Guide p211|,
DecaturMaconILPennsylvanianVertebrates-EdestusIL011239.8403,-88.9547,,MCU|,
BrightonMacoupinILFossils in coal 2.4km W of RR station in roof shales of coal minesPennsylvanianfossils-plantsIL0250An American Geological Railway Guide p21339.039769,-90.140664,,CU|,
CarlinvilleMacoupinILA few fossils in limestonePennsylvanianfossilsIL0249An American Geological Railway Guide p21339.279770,-89.881766,,CU|,
CarlinvilleMacoupinILMississippianVertebrates-Cladodus,Deltodus,Haplolepis?,Helodus,Listracanthus,Petalodus,Petrodus,SandalodusIL011339.279770,-89.881766,,CU|,
AltonMadisonILFossils in limestoneSt LouisfossilsIL0251An American Geological Railway Guide p21338.8906,-90.1842,,MCU|,
AltonMadisonILIn area outcrops and quarriesMississippianPentremites,Rhynchonella,Retzia,Productus,Lithostrotion,Bellerophon,Allorisma,ConulariaIL011538.8906,-90.1842,,MCU|,
AltonMadisonILin quarryOrdoviciantrilobitesIL011638.8906,-90.1842,,MCU|,
AltonMadisonILMississippianSt Louisfish teeth/spines-Acondylacanthus,Amacanthus,Asteroptychius,Bythiacanthus,Cladodus,Coelosteus,Ctenacanthus,Dactylodus,Harpacanthus,Petalodus,Polyrhizodus,Psammodus,Rhizodus,Sandalodus,StethacanthusIL011438.8906,-90.1842,,MCU|,
AltonMadisonILPennsylvanianvertebrates-EdestusIL0263http://www.npl.utexas.edu/vpl/databases/index.php38.8906,-90.1842,,MCU|,
Central CityMarionILIn shelly limestoneCarboniferousfossilsIL0221An American Geological Railway Guide p20941.237810,-88.281729,,CU|,
CentraliaMarionILAt Crooked CreekPennsylvanianAltamontPelecypod-AcanthopectenIL0210http://books.google.com/books?id=svVskArvqRAC&pg=PA116&lpg=PA116&dq=abbott+pennsylvanian+fossils&source=web&ots=lOtHaJf56y&sig=NJ5TQEVUMG0nHqmfhmFd1_ZhOUg#PPA113,M138.5250,-89.1333,,MCU|,
CentraliaMarionILPennsylvanianCentralia Limestonepelecypods - AcanthopectenIL011738.5250,-89.1333,,MCU|,
ColchesterMcDonoughILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0233An American Geological Railway Guide p21040.4264,-90.7925,,MCU|,
ColchesterMcDonoughILon coal mine dumpsfossil plantsIL011840.4264,-90.7925,,MCU|,
ColemanMcDonoughILS in RR cutswell preserved Zaphrentis,Spirifer,Agaricocrinus,Actinocrinus,Barycrinus,Archimedes,Hemiponites,Phillipsia,fish teethIL011939.4783,-88.1764,,MCU|,
GreenviewMenardILIn bituminous shale between Fort Scott Limestone and underlying coalEuchondriaIL012040.0831,-89.7381,,MCU|,
GreenviewMenardILin shale Roof of Greenview coal minePennsylvanianFort Scott LimestonePelecypod-EuchondriaIL0211http://books.google.com/books?id=svVskArvqRAC&pg=PA116&lpg=PA116&dq=abbott+pennsylvanian+fossils&source=web&ots=lOtHaJf56y&sig=NJ5TQEVUMG0nHqmfhmFd1_ZhOUg#PPA113,M140.0831,-89.7381,,MCU|,
PetersburgMenardILAbundant coal measures fossilsPennsylvanianfossilsIL0252An American Geological Railway Guide p21340.011715,-89.848165,,CU|,
MathervilleMercerILPlant fossils - LepidodendronIL012141.2614,-90.6111,,MCU|,
ColumbiaMonroeIL2 km E in Limestone quarriescorals,bryozoaIL012238.4436,-90.2011,,MCU|,
ColumbiaMonroeILNumerous fossils 7.2km E in outcropSt LouisfossilsIL0255An American Geological Railway Guide p21338.4436,-90.2011,,MCU|,
Salt Lick PointMonroeILIn river bluffsMississippian LowerBurlington Limestonebrachiopods,crinoid fragmentsIL0123|,
ValmeyerMonroeILOvergrown road cut 8km E of on IL156?IL012438.3056,-90.2764,,MCU|,
WaterlooMonroeIL16 km SE in 'Portland Quarries'fossilsIL012538.3319,-90.1547,,MCU|,
WaterlooMonroeIL2 km E in Limestone above sandstone bedsNautilus,Goniatites,OrthocerasIL012638.3319,-90.1547,,MCU|,
WaterlooMonroeIL4 km W on Fountain Creek in LimestoneStraparollus,Dentalium,Nuculana,Yoldia? Rhynchonella,Terebratula,Hemiponites,crinoidsIL012738.3319,-90.1547,,MCU|,
WaterlooMonroeIL4km S of RR stationChesterfossilsIL0257An American Geological Railway Guide p21338.3319,-90.1547,,MCU|,
WaterlooMonroeILOn Fountain Creek 3.2km W of RR stationSt LouisfossilsIL0256An American Geological Railway Guide p21338.3319,-90.1547,,MCU|,
PoloOgleILIn area Limestone exposuresPennsylvanian[?]Blue Creek[?]Orthoceras to 23cm in diameter and 3 meters in lengthIL0128Possibly the Pennsylvanian Blue Creek Coal?41.8333,-87.9375,,MCU|,
PoloOgleILalong Pine CreekfossilsIL012941.8333,-87.9375,,MCU|,
Kickapoo ValleyPeoriaILIn Limestone quarries on S side in s14t8nr7e 40.6734 89.6706 E of Peoria AirportSpirifer,Athyris,Retzia,Platystoma,Chaetetes (to 70cm).IL013040.6734,-89.6706, s14t8nr7e|,
KingstonPeoriaIL2 km downstream at Lancaster Landing in coal mine dumpsLingula,Discina,Athyris,Aviculopecten,Petrodus,Listracanthus,Pleurotomaria,Crinoid fragments.IL0131Original location is 'Kingstone'. Closest match is 'Kingston Mines'42.1014,-88.7036,,MCU|,
PeoriaPeoriaILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0240An American Geological Railway Guide p21240.693649,-89.588986,,CU|,
DuQuoinPerryILPennsylvanianWell preserved tree fernsIL0212http://library.isgs.uiuc.edu/Pubs/pdfs/circulars/c492.pdf38.0625,-89.2236,,MCU|,
Perry CountyPerryILcounty wide on coal mine dumps and other exposures of coal measuresplants,brachiopods,crinoidsIL013238.0833,-89.3667,,MCU|,
Griggsville LandingPikeILIn Limestone outcrops and quarriesMississippianBurlington Limestoneabundant Spirifer,Productus,Strophomena,Orthis,Euomphalus,Lyropora,Evactinopora,Agaricocrinus,Platycrinus,PhillipsiaIL013339.6969,-90.6475,,SCU|,
Bay CityPopeILPennsylvanianWell preserved tree fernsIL0213http://library.isgs.uiuc.edu/Pubs/pdfs/circulars/c492.pdf37.2489,-88.4967,,SCU|,
Lusk CreekPopeILat crossing of the Marion road s21.16t12r6 in sandstone ledges in Limestone 37.4688 88.8455 On Lusk Creek(?) about 5km SE of Eddyville should be t12sr6EIL,P3MississippianChesterArchimedes,Productus,Spirifer,SpiriferinaIL013437.4688,-88.8455,s2116t12r6|,
OlmsteadPulaskiILIn quarry of cat litter plantPaleoceneClaytontwo crocodile teeth,Turtle-TrionyxIL0135UNKNOWN,,,MCU|,
Camp CreekRandolphILMississippianOkawTrilobite-KaskiaIL0283http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
ChesterRandolphIL1 km E in Limestone in quarryNautilus to 50cmIL013737.9136,-89.8219,,MCU|,
ChesterRandolphILin area quarries and excavations in limestonesMississippianChesterplants,shells crinoid plates - Pentremites,Zeacrinus. Agassizocrinus; coral - Zaphrentis;bryozoa - Lyropora,Archimedes; brachiopods - SpiriferIL013837.9136,-89.8219,,MCU|,
ChesterRandolphILBlastoids PentremitesIL013637.9136,-89.8219,,MCU|,
EvansvilleRandolphILbrachiopods -DiaphragmusIL013938.0903,-89.9383,,MCU|,
EvansvilleRandolphILbrachiopods -DiaphragmusIL014038.0903,-89.9383,,MCU|,
Gravel CreekRandolphIL6-8 km N of ChesterAllorisma,Myalina,SchizodusIL014137.9492,-89.7692,,SCU|,
KaskaskiaRandolphILIn bluff on E side of Okaw River in Limestone escarpmentPentremites,Forbesiocrinus,Zeacrinus,Agelacrinus,Athyris,Retzia,ProductusIL014238.7522,-89.2392,,MCU|,
MarigoldRandolphIL800m S S29T5SR8WMississippianOkawTrilobite-KaskiaIL0282http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt38.0688652, -90.0083723,S29T5SR8W|,
Prairie de RocherRandolphIL2 km above in Limestone exposuresLithostrotion,Hemiponites,Spirifer,PlatycrinusIL0143|,
Red BudRandolphILNumerous fossils in outcrop 4kmN on Prarie du LoupChesterfossilsIL0258An American Geological Railway Guide p21338.211717,-89.994274,,CU|,
SpartaRandolphILFossils abundant in limestones over coalfossilsIL0259An American Geological Railway Guide p21338.123105,-89.701766,,CU|,
HamptonRock IslandIL2 km below in gray Limestone along Rock and Mississippi Rivers to S of County LineDevoniancorals,Averularia,Phillipsastraea; brachiopods,Orthis,SpiriferIL014441.7167,-89.3039,,MCU|,
MilanRock IslandILColinson QuarryDevonianCedar ValleyCephalopods,Anthozoa,Trilobites (Phacops) in Devonian Cedar Valley Limestones. Vertebrate found in Pennsylvanian Crevice Fill.IL014541.3911,-90.5708,,MCU|,
MilanRock IslandILCollinson Quarry near junction of Hwy 67 and Hwy 92.DevonianCedar ValleyCorals - Cladopora,Favosites,Hexagonaria,Phillipsastraea,Striatopora,Syringopora,Zaphrentis; brachiopods -- Atrypa,Dielasma,Pentamerella,Platyrachella,Productella,Spinocyrtia,Spirifer,Stropheodonta;Clear calciteIL014641.3911,-90.5708,,MCU|,
MolineRock IslandILIn shale and limestone outcrops between Moline and Rock IslandDevonianfossilsIL0241An American Geological Railway Guide p21241.506700,-90.515134,,CU|,
Rock IslandRock IslandILIn area Limestone quarriesDevonianAtrypa,Orthis,Strophomena,corals -CyathophylloidIL014741.8344,-90.1819,,MCU|,
Ralls FordSangamonIL1.6km NOrdovicianKimmswick LimestoneTrilobite-AmeuraIL0272http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
SpringfieldSangamonIL10 km NW75 species;Corals - Syringopora,brachiopods,mollusks,gastropods -Bellerophon,PleurotomariaIL014839.8022,-89.6419,,MCU|,
SpringfieldSangamonILS on Sugar Creek75 species; Corals - Syringopora,brachiopods,mollusks,gastropods -Bellerophon,PleurotomariaIL014939.8022,-89.6419,,MCU|,
SpringfieldSangamonILabundant fossil plants in roof seam of coal bedCarboniferousfossil plantsIL0248An American Geological Railway Guide p21339.8022,-89.6419,,MCU|,
SpringfieldSangamonILon Sugar Creek in fossiliferous Limestone in State House QuarryCarboniferousProductus,Petalodus,Chomatodus,SandalodusIL015039.8022,-89.6419,,MCU|,
VirdenSangamonILIn area quarriesSyringopora,etcIL015139.5008,-89.7678,,MCU|,
RushvilleSchuylerILfossil plants in roof seam of coal bedCarboniferousfossil plantsIL0237An American Geological Railway Guide p21140.121158,-90.563183,,CU|,
Schuyler CountySchuylerILIn area quarriesCarboniferousDes Moinestypical fossils in large concretions in shale --Aviculopecten,Cardiomorpha,Goniatites,Productus,Chonetes,brachiopodsIL015240.1500,-90.6000,,MCU|,
GlasgowScottILIn bluffs on E side of river S to mason's LandingMississippian LowerBurlington Limestoneabundant brachiopods -Productus,Spirifer,EuomphalusIL015339.5506,-90.4800,,MCU|,
BellevilleSt ClairILIn area coal mine dumpsBellerophon,Euomphalus,Leda,NaticopsisIL015538.5200,-89.9839,,MCU|,
BellevilleSt ClairILPennsylvanianVertebrates-EdestusIL015438.5200,-89.9839,,MCU|,
CaseyvilleSt ClairILIn area Limestone exposuresCarboniferousSpirifer,Athyris,Bellerophon,MacrocheilusIL015738.6367,-90.0256,,MCU|,
CaseyvilleSt ClairILIn area coal mine dumpsBellerophon,Euomphalus,Leda,NaticopsisIL015838.6367,-90.0256,,MCU|,
CaseyvilleSt ClairILPennsylvanianCaseyville Limestonemollusks StraparolusIL015638.6367,-90.0256,,MCU|,
PittsburgSt ClairILIn area coal mine dumpsBellerophon,Euomphalus,Leda,NaticopsisIL015938.8714,-89.2117,,MCU|,
Richland CreekSt ClairILalong West Fork NE corner of t2sr9wMississippianArchimedes,Pentremites,Spirifer,SpiriferinaIL0160 38.387553,-90.051584,t2sr9w,GA|,
UrbanaSt ClairILat Jack's Run 1 km E of town 1 km above junction with Silver Creek in clayey shaleBellerophon,Pleurotomaria,Polyphemopsis,NautilusIL016140.1136,-88.2064,,MCU|,
-StephensonILIn mounds in Southern part of county Limestones capped by 30m of shales capped by Niagara LimestoneOrdovician|SilurianTrenton|NiagaranfossilsIL0264Science Vol XXII No 558|,
CedarvilleStephensonILIn area quarriesReceptaculites,brachiopod castsIL016242.3758,-89.6331,,MCU|,
FreeportStephensonILIn area quarriesReceptaculites,brachiopod castsIL016342.2967,-89.6211,,MCU|,
LoranStephensonILon area hillsidesSilurianNiagarancorals,Favosites,HalysitesIL016442.2350,-89.9103,,MCU|,
WinslowStephensonILIn area quarriescasts of Pleurotomaria,Orthoceras to 2 meters,Cypricardites,Onococeras,TellinomyaIL016542.3786,-89.8156,,MCU|,
AnnaUnionILA few fossils in limestone quarriesSt Louisfossils-molluscs;coralsIL0223An American Geological Railway Guide p20937.4603,-89.2469,,MCU|,
AnnaUnionILMississippianCrinoids,Shark spines,CtenacanthusIL0166Unable to identify a 'Glocanda' formation37.4603,-89.2469,,MCU|,
Anna?UnionILAlong IL75 to Durand?IL0167|,
CobdenUnionILA few fossils in shales below conglomerateChesterfossilsIL0222An American Geological Railway Guide p20937.531439,-89.253418,,CU|,
Darty CreekUnionILMississippianDarty LimestoneTrilobite-GriffithidellaIL0281http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
JonesboroUnionILA few fossils in St Louis limestone 4.8km WDevonian|MississippianHamilton|St LouisfossilsIL0260An American Geological Railway Guide p21337.4553,-89.2547,,MCU|,
JonesboroUnionILalong road to Willards Landing in limestonesDevonianStrophomena,Platyceras,Calymene,coralsIL016837.4553,-89.2547,,MCU|,
DanvilleVermilionILIn nodules in coal seamsfish scales,Aviculopecten,Entolium,Lima,Solenomya,Sanguinolites,brachiopodsIL016940.1244,-87.6300,,MCU|,
DanvilleVermilionILfossilized forest above Herrin coal bed in strip minesPennsylvanianComplete ecosystemIL020240.1244,-87.6300,,MCU|,
DanvilleVermilionILCarboniferousfossilsIL0219An American Geological Railway Guide p20040.1244,-87.6300,,MCU|,
GeorgetownVermilionIL4.8km below in NE corner s3t17nr11w in coal seams 39.9627 87.5884 3.5km ESE of Georgetownmany species of many species,plants,animalsIL017139.9627,-87.5884, s3t17nr11w|,
Vermilion CountyVermilionILIn Limestone quarries along Salt Forkabundant Hemiponites,Productus. Athyris,Spirifer,Spiriferina,Retzia,Cyathaxonia,Zeacrinus,bryozoaIL017240.1350,-87.6456,,MCU|,
Vermilion CountyVermilionILIn Limestone quarries in E part of Countyabundant Hemiponites,Productus. Athyris,Spirifer,Spiriferina,Retzia,Cyathoxonia,Zeacrinus,bryozoaIL017340.1350,-87.6456,,MCU|,
MonmouthWarrenIL3.2km N in outcropBurlingtonfossilsIL0231An American Geological Railway Guide p21040.9092,-90.6431,,MCU|,
MonmouthWarrenIL5-6 km N on Hwy 67 in QuarryMississippianBurlington LimestoneCrinoids,blastoidsIL017440.9092,-90.6431,,MCU|,
MonmouthWarrenILin Sonora Sandstone memberMississippianKeokuk|WarsawfossilsIL017540.9092,-90.6431,,MCU|,
FredericksburgWashingtonILIn cliffs along Blue River from 4 km N of Fredericksburg to the Ohio RiverMississippianPaoliTalorocrinus,conodontsIL0176St Genevieve 20 meters of shaley limestones and limey shales-sands overlying the St Genevieve Limestone and under the Bethel Formation. The Paoli corresponds roughly to the Renault Formation further East.|,
FredericksburgWashingtonILIn cliffs along Blue River from 4 km N of Fredericksburg to the Ohio RiverMississippianSt GenevieveTalocrinus,conodontsIL0177St Louis Limestone 20 meters of Shaley limestones and limey Shales-sands overlying the Sanders Group and under the St Genevieve Formation.|,
FredericksburgWashingtonILIn cliffs along Blue River from 4 km N of Fredericksburg to the Ohio RiverMississippianSt Louis-IL0178|,
Marissa MineWashingtonILAt Peabody coal mine in Mecca faunaPennsylvanianvertebrates-CaseodusIL0179|,
CarmiWhiteILPennsylvanianBond|MattoonWell preserved tree fernsIL0214http://library.isgs.uiuc.edu/Pubs/pdfs/circulars/c492.pdf38.0908,-88.1586,,MCU|,
GrayvilleWhiteILAbundant fossils in ferruginous shalesPennsylvanianfossilsIL0261An American Geological Railway Guide p21338.257547,-87.993644,,CU|,
MorrisonWhitesideIL8 km NEalgae - CryptozoonIL018041.8097,-89.9650,,MCU|,
Mount PleasantWhitesideILat intersection of IL146 and I-57 (Permit from Illinois Dept of Transportation required)MississippianfossilsIL018141.8572,-87.7319,,MCU|,
Mount PleasantWhitesideILin Road cut on I46 E of I57 (May require IDOT permit)MississippianfossilsIL018241.8572,-87.7319,,MCU|,
SterlingWhitesideILSilurian UpperNiagara Falls Limestoneabundant corals - Halysites,Favosites,Stromatopora,SyringoporaIL0183Sterling,Indiana is in Fountain County41.7911,-89.6939,,MCU|,
BraidwoodWillILabundant fossil plants in roof seam of coal bedCarboniferousfossil plantsIL0246An American Geological Railway Guide p21241.2650,-88.2122,,MCU|,
BraidwoodWillILat Mazonia-Braidwood conservation Area. Permit from The Mazon Creek Project,NE,Illinois University,Dept. Earth Sciences, 5500 N. St. Louis Ave.,Chicago,IL, 60625 - to obtain a free permit.Pennsylvaniana few fossiliferous concretions.IL018441.2650,-88.2122,,MCU|,
ChannahonWillILAlong Des Plaines RiverSilurianEdgewoodTrilobite-CyphaspisIL0280http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
JolietWillILIn areaSilurianNiagaranfossilsIL0244An American Geological Railway Guide p21241.5547,-88.1667,,MCU|,
JolietWillILat Francey's QuarrySilurianRacinetrilobitesIL018541.5547,-88.1667,,MCU|,
JolietWillILin quarrylarge complete straight and loosely coiled cephalopodsIL018641.5547,-88.1667,,MCU|,
JolietWillILSilurianJoliet DolomiteTrilobite-Arctinurus,CalymeneIL0275http://www.archive.org/stream/catalogueoftypes22nite/catalogueoftypes22nite_djvu.txt|,
Kankakee RiverWillILIn river bluffsOrdovicianCincinnatianRhynchonellaIL018741.3917,-88.2583,,MCU|,
LockportWillILIn areaSilurianNiagaranfossilsIL0243An American Geological Railway Guide p21241.589475,-88.057837,,CU|,
WilmingtonWillILArea exposures of flinty sandstone above light blue shaley LimestoneRhynchonella,Orthis,Leptaena,Strophomena,Orthoceras,tentaculites,corals,bryozoa,crinoid fragments,trilobite fragmentsIL018841.1856,-88.3022,,MCU|,
WilmingtonWillILOn banks of Kankakee RiverOrdovicianMaquoketaCornulitesIL0268http://www.archive.org/stream/typefossilmiscel371forn/typefossilmiscel371forn_djvu.txt41.1856,-88.3022,,MCU|,
WilmingtonWillILabundant Cincinnatian fossilsOrdovicianfossilsIL0245An American Geological Railway Guide p21241.1856,-88.3022,,MCU|,
-Will,GrundyILPennsylvanianCarbondalefossil fishIL0189|,
DurandWinnebagoILE on IL75Ordovicianechinoderms,crinoids -- Cremacrinus,Mecocrinus,Dendrocrinus,CulupocrinusIL019042.4364,-89.3319,,MCU|,
RockfordWinnebagoILAlong highway leading into townbrachiopods,crinoidsIL019242.2769,-89.1267,,MCU|,
RockfordWinnebagoILon IL2 toward RocktonOrdovicianechinoderms,crinoids -- Cremacrinus,Mecocrinus,Dendrocrinus,CulupocrinusIL019342.2769,-89.1267,,MCU|,
RockfordWinnebagoILon IL2 to N and IL75 W to DurandOrdovicianDunleith|Eagle Point?IL019442.2769,-89.1267,,MCU|,
RockfordWinnebagoILOrdovicianGrand Detourbrachiopods,bryozoa,trilobitesIL019142.2769,-89.1267,,MCU|,
RocktonWinnebagoILIn buff Limestone in area quarriesOrthoceras,Cyrtoceras,Lituites,Pleurotomaria,Murchisonia,Orthis,Strophomena,Tellinomya,Ambonychia,zoophytes,coral fragmentsIL019542.4525,-89.0722,,MCU|,
Rockton areaWinnebagoILOrdovicianDunleithcrinoids Cremacrinus,Mecocrinus,Dendrocrinus,Culupocrinus Along IL2 toward RockfordIL0196|,

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