Also known as Railroad fish cut
Where: Wyoming (41.6° N, 109.6° W: paleocoordinates 45.5° N, 95.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Laney Member (Green River Formation), Bridgerian (50.3 - 46.2 Ma)
Environment/lithology: lacustrine - large; diatomite and shale
Size classes: macrofossils, mesofossils
Preservation: adpression
Collected by F. A. C. Richardson, Hayden in 1874; reposited in the YPM
• "The insects were obtained in the first instance by Dr. Hayden, who brought home a few specimens only; next, Mr. F.C.A. Richardson placed in my hands a considerable collection;* and last summer my untiring friend Mr. P.C. Bowditch and myself spent several days working the shales." Scudder, 1878, This collection consists of only those collected by Richardson
Primary reference: S. H. Scudder. 1876. Fossil Coleoptera from the Rocky Mountain Tertiaries. Bulletin of the United States Geological and Geographical Survey of the Territories 2(1):77-87 [C. Labandeira/C. Labandeira/J. Karr]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 121306: authorized by Matthew Clapham, entered by Jered Karr on 02.12.2011, edited by Matthew Clapham and Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
Arachnida | |
Arachnida indet.2 Lamarck 1801 | |
"Epeira sp." = Araneus3
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Insecta | |
Dysagrion fredericii n. gen. n. sp.1
Dysagrion fredericii n. gen. n. sp.1 Scudder 1878 damselfly MCZ 4165-4166, 4167, 4168, 15244; collected by Scudder and F.C. Bowditch
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"Acocephalus adae n. sp." = Aphrodes adae2
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"? Reduvius guttatus n. sp." = Corizus guttatus2
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"? Cydnus mamillanus n. sp." = Procydnus mamillanus2, "Aethus punctulatus n. sp." = Stenopelta punctulata2
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"Nemobius tertiarius" = Pronemobius tertiarius3
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"Philhydrus primaevus n. sp." = Enochrus primaevus Scudder 1876 water scavenger beetle Coll. Richardson
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Staphylinites obsoletum n. sp., Lathrobium abscessum n. sp.
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"Sitodrepa defuncta n. sp." = Stegobium defunctus
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Antherophagus priscus n. sp.
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Phenolia incapax n. sp.
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"Eudiagogus effossus n. sp." = Epicaerus effossus, "Eudiagogus exanimis n. sp." = Epicaerus exanimis, "Eudiagogus saxatilis n. sp." = Epicaerus saxatilis, "Otiorhynchus perditus n. sp." = Pseudophaops perditus, "Hylobius provectus n. sp." = Archaeoheilus provectus, Cryptorhynchus annosus n. sp., Trypodendron impressus n. sp.
"Eudiagogus effossus n. sp." = Epicaerus effossus Scudder 1876 snout beetle Coll. Richardson; represented by numerous fragments
"Eudiagogus exanimis n. sp." = Epicaerus exanimis Scudder 1876 snout beetle Coll. Richardson; considerable number of specimens collected
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"Brachytarsus pristinus n. sp." = Trigonorhinus pristinus
"Brachytarsus pristinus n. sp." = Trigonorhinus pristinus Scudder 1876 fungus weevil Coll. Richardson
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Sitona grandaevus n. sp.
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"Corymbites velatus n. sp." = Ctenicera velata
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"? Diadocidia terricola n. sp." = Mycetobia terricola2
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Lithexorista scudderi n. gen. n. sp.5
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Poliomyia recta n. gen. n. sp.2
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Myriapoda | |
Iulus telluster n. sp.2
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Aves | |
Hebe schucherti n. gen. n. sp.4
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