Birch Creek Sample 5450 (Devonian of the United States)

Where: Nevada (39.9° N, 116.3° W: paleocoordinates 16.7° S, 62.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Icriodus hesperius conodont zone, Roberts Mountains Formation, Lochkovian (419.2 - 410.8 Ma)

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: original calcite

Collection methods: quarrying, peel or thin section,

Primary reference: J. G. Johnson and G. Klapper. 1990. Lower and Middle Devonian Brachiopod-Dominated Communities of Nevada, and Their Position in a Biofacies-Province-Realm Model. Journal of Paleontology 64(6):902-941 [T. Olszewski/T. Olszewski/J. Zambito]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 214874: authorized by Pete Wagner, entered by Pete Wagner on 18.10.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Atrypida - Atrypinidae
"Arctispira sp." = Rhynchogilviella Ceccolini and Cianferoni 2023
 Atrypida - Atrypidae
Atrypa sp. Dalman 1828
 Protorthida - Skenidiidae
Skenidioides robertsensis Johnson et al. 1973
 Orthida - Schizophoriidae
Schizophoria sp. King 1850
 Orthida - Draboviidae
 Pentamerida - Gypidulidae