Hillside N of Sage Creek, Stewart Flat (Triassic of the United States)
Where: Idaho (42.7° N, 111.2° W: paleocoordinates 11.9° N, 35.0° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Columbites ammonoid zone, Thaynes Formation, Spathian (251.3 - 247.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; shale
Size class: macrofossils
Reposited in the MCZ
Primary reference: B. Kummel. 1969. Ammonoids of the late Scythian (Lower Triassic). Bulletin of the Museum of Comparative Zoology 137:311-702 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 213094: authorized by Alex Dunhill, entered by Bethany Allen on 25.08.2020
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Cephalopoda | |
"Tirolites astakhovi n. sp." = Marcouxia astakhovi
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"Svalbardiceras sheldoni n. sp." = Albanites sheldoni
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