Where: Alaska (56.9° N, 134.1° W: paleocoordinates 0.9° N, 69.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Tuvalian (232.0 - 221.5 Ma)
• "Beds of upper Karnic age"
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Preservation: mold/impression
Collected by G.H. Girty; reposited in the USNM
Primary reference: J. P. Smith. 1927. Upper Triassic marine invertebrate faunas of North America. United States Geological Survey Professional Paper 141:1-262 [D. Bottjer/C. Powers/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 33414: authorized by David Bottjer, entered by Catherine Powers on 29.07.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Halobia dalliana n. sp.
Halobia dalliana n. sp. Smith 1927 oyster |