Where: Wyoming (41.5° N, 109.5° W: paleocoordinates 45.5° N, 95.7° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Green River Formation, Bridgerian (50.3 - 46.2 Ma)
Environment/lithology: lacustrine - large; diatomite and shale
Size classes: macrofossils, mesofossils
Preservation: adpression
Collected by Dr. A.S. Packard
Primary reference: S. H. Scudder. 1890. The Tertiary Insects of North America. Report of the United States Geological Survey of the Territories XIII:1-734 [C. Labandeira/C. Labandeira/L. Edwards]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 122090: authorized by Matthew Clapham, entered by Jered Karr on 16.12.2011, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
Dysagrion packardii n. sp., Dysagrion lakesii n. sp.
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"Pronemobius smithii n. sp." = Pteromogoplistes smithii
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"Tyrbula multispinosa" = Eoerianthus multispinosus
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Cholula triguttata n. sp.
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Necygonus rotundatus n. gen. n. sp.
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"? Oliarus lutensis n. sp." = Eoliarus lutensis
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Hammapteryx reticulata n. gen. n. sp.
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Diaplegma obdormitum n. sp.
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"Didineis solidescens n. sp." = Alastor solidescens
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"Liometopum pingue" = Eoformica pinguis
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Lithotorus cressoni n. gen. n. sp., Rhyssa juvenis n. sp.
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Nosodendron tritavum n. sp.
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Hydrobius confixus n. sp., Hydrochus relictus n. sp.
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Aegialia rupta n. sp.
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Parandrita vestita n. sp.
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"Eugnamptus grandaevus" = Sitona grandaevus
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"Sitona fodinarum" = Epicaerus fodinarum1, "Tanymecus seculorum n. sp." = Mitostylus seculorum, "Hylobius packardii n. sp." = Archaeoheilus packardii1, "Centrinus diruptus n. sp." = Geraeus diruptus1, Listronotus muratus n. sp., Anthonomus soporus1
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"Hormiscus partitus n. sp." = Ormiscus partitus
"Hormiscus partitus n. sp." = Ormiscus partitus Scudder 1890 fungus weevil | |
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"Asarcomyia cadaver n. gen. n. sp." = Sylvicola cadaver
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Plecia dejecta n. sp.
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Sciara scopuli n. sp.
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Lithophysa tumulta n. gen. n. sp.
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Culex damnatorum n. sp.
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Chironomus septus n. sp.
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Tipula spoliata n. sp., Tipula sepulchri n. sp.
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