USNM 10761. Horse Creek Valley Quadrangle, northern Simpson Park Range (Devonian of the United States)

Also known as 4816, J37-4

Where: Eureka County, Nevada (40.0° N, 116.3° W: paleocoordinates 27.3° S, 54.9° W)

• outcrop-level geographic resolution

When: Leptocoelia infrequens brachiopod zone, Eurekaspirifer pinyonensis Zone Member (McColley Canyon Formation), Emsian (407.6 - 393.3 Ma)

• Leptocoelia infrequens subzone of Eurekaspirifer pinyonensis Zone Zone

• group of beds-level stratigraphic resolution

Environment/lithology: marine; packstone

Size classes: macrofossils, mesofossils

Reposited in the USNM

Primary reference: J. G. Johnson. 1970. Great Basin Lower Devonian Brachiopoda. Geological Society of America Special Paper (131)1-421 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164734: authorized by Pete Wagner, entered by Pete Wagner on 14.12.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Strophomenida - Rafinesquinidae
Leptaena "sp. C" Dalman 1828
Rhynchonellata
 Spiriferida - Delthyrididae
 Spiriferida - Elythynidae
Elythyna "sp. A" Rzhonsnitskaya
 Rhynchonellida - Leptocoeliidae
"Leptocoelia infrequens" = Pacificocoelia infrequens
"Leptocoelia infrequens" = Pacificocoelia infrequens Walcott 1884
Leptocoelia infrequens infrequens
 Orthida - Rhipidomellidae
Dalejina "sp. C" Havlicek 1953
 Orthida - Dalmanellidae
Levenea fagerholmi Johnson 1970