USGS Mesozoic loc. M1020 (Triassic of the United States)

Also known as 60ABa732

Where: Alaska (65.1° N, 141.7° W: paleocoordinates 45.1° N, 58.8° W)

• coordinate stated in text

When: Norian (228.0 - 208.5 Ma)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

Collected by E.E. Brabb in 1960

Primary reference: J. A. Grant-Mackie and N. J. Silberling. 1990. New Data on the Upper Triassic Bivalve Monotis in North America, and the New Subgenus Pacimonotis. Journal of Paleontology 64(2):240-254 [G. Stanley/H. Shepherd]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140038: authorized by George Stanley, entered by Hannah Shepherd on 27.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Pectinida - Monotidae
Monotis (Eomonotis) daonellaeformis Kiparisova 1960 scallop
USNM 425095