GV-A-5, Gros Ventre Canyon (Triassic of the United States)

Where: Wyoming (43.6° N, 110.6° W: paleocoordinates 13.7° N, 33.4° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Dinwoody Formation, Griesbachian (251.9 - 250.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shoreface; lithified, shelly/skeletal limestone

Size class: macrofossils

Preservation: mold/impression

Collected by R. Hofmann, M. Hautmann in 2011

• Repository: Paleontological Institute and Museum, Zurich University

Primary reference: R. Hofmann, M. Hautmann, and H. Bucher. 2013. A new paleoecological look at the Dinwoody Formation (Lower Triassic, Western USA): intrinsic versus extrinsic controls on ecosystem recovery after the end-Permian mass extinction. Journal of Paleontology 87:854-880 [M. Clapham/M. Clapham]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 150706: authorized by Matthew Clapham, entered by Matthew Clapham on 13.09.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Caenogastropoda - Coelostylinidae
Coelostylina "sp. A" Kittl 1894 snail
Bivalvia
 Nuculanida - Tindariidae
Austrotindaria svalbardensis Foster et al. 2017 clam
 Ostreida - Pteriidae
? Pteria cf. ussurica Kiparisova 1938 pearl oyster
 Pectinida - Claraiidae
Claraia mulleri Newell and Kummel 1942 scallop
 Myalinida - Myalinidae
Promyalina spathi Newell and Kummel 1942 clam
 Trigoniida - Myophoriidae
Neoschizodus laevigatus Ziethen 1830 clam
 Cardiida - Anthracosiidae
Unionites canalensis Catullo 1847 clam