Locality 10196, Keku Islet 1 (lower Norian beds) (Triassic of the United States)

Where: Alaska (56.9° N, 134.1° W: paleocoordinates 1.8° N, 72.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lacian (221.5 - 215.6 Ma)

• "Upper Triassic slates, of lower Noric? age"

Environment/lithology: marine; lithified shale

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 144386: authorized by Matthew Clapham, entered by Matthew Clapham on 06.05.2013, edited by Catherine Powers

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Halobiidae
Halobia symmetrica n. sp. Smith 1927 oyster