Where: Montana (44.6° N, 112.7° W: paleocoordinates 15.2° N, 34.3° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Dinwoody Formation, Griesbachian (252.2 - 251.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; lithified, shelly/skeletal limestone
Size class: macrofossils
Preservation: mold/impression
Collected by R. Hofmann in 2010
• 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 150716: authorized by Matthew Clapham, entered by Matthew Clapham on 13.09.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Promyalina spathi Newell and Kummel 1942 clam | |
Unionites canalensis Catullo 1847 clam | |
Austrotindaria svalbardensis Foster et al. 2017 clam | |
Lingulata | |
"Lingula borealis" = Lingularia borealis
"Lingula borealis" = Lingularia borealis Bittner 1899 |