White River, northern side (Eocene of the United States)

Where: Utah (40.0° N, 109.1° W: paleocoordinates 43.9° N, 95.5° W)

When: Green River Formation, Bridgerian (50.3 - 46.2 Ma)

Environment/lithology: lacustrine - large; diatomaceous shale

Size classes: macrofossils, mesofossils

Preservation: adpression

Reposited in the USGS

Primary reference: S. H. Scudder. 1893. Tertiary Rhynchophorous Coleoptera of the United States. Monographs of the United States Geological Survey 21:1-206 [C. Labandeira/C. Labandeira/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152137: authorized by Matthew Clapham, entered by Matthew Clapham on 08.11.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Coleoptera - Curculionidae
Procas vinculatus, "Phyxelis evigoratus" = Epicaerus evigoratus, Epicaerus effossus, Epicaerus exanimis, "Phyxelis eradicatus" = Epicaerus eradicatus, "Scythropus subterraneus" = Epicaerus subterraneus, Limalophus compositus, "? Artipus receptus n. sp." = Limalophus receptus, ? Ophryastes sp., "Aulobaris comminuta n. sp." = Lithogeraeus comminuta, "Aulobaris circumscripta" = Lithogeraeus circumscripta, "Pachylobius deleticius n. sp." = Archaeoheilus deleticius, Phyllobius avus, Anthonomus soporus, Phyllobius carcerarius
Procas vinculatus Scudder 1893 snout beetle
USGS 704
"Phyxelis evigoratus" = Epicaerus evigoratus Scudder 1893 snout beetle
USGS 898, 901
Epicaerus effossus Scudder 1876 snout beetle
USGS 962
Epicaerus exanimis Scudder 1876 snout beetle
USGS 919(964)
"Phyxelis eradicatus" = Epicaerus eradicatus Scudder 1893 snout beetle
USGS 906
"Scythropus subterraneus" = Epicaerus subterraneus Scudder 1893 snout beetle
USGS 705, 706, 889, 907, 908, 916, 924
Limalophus compositus Scudder 1893 snout beetle
USGS 577
"? Artipus receptus n. sp." = Limalophus receptus Scudder 1893 snout beetle
USGS 708
? Ophryastes sp. Germar 1829 snout beetle
USGS 920
"Aulobaris comminuta n. sp." = Lithogeraeus comminuta Scudder 1893 snout beetle
USGS 702, 703 (highest elevation at Colorado border), 397 (from fallen blocks)
"Aulobaris circumscripta" = Lithogeraeus circumscripta Scudder 1893 snout beetle
USGS 707
"Pachylobius deleticius n. sp." = Archaeoheilus deleticius Scudder 1893 snout beetle
USGS 709
Phyllobius avus Scudder 1893 snout beetle
USGS 701
Anthonomus soporus Scudder 1890 snout beetle
USGS 604
Phyllobius carcerarius Scudder 1893 snout beetle
USGS 897