Also known as field No. 70ADt-105
Where: Alaska (69.5° N, 145.2° W: paleocoordinates 53.4° N, 47.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Shublik Formation, Norian (228.0 - 208.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, black shale and unlithified, concretionary limestone
•and others (1975).
Size classes: macrofossils, mesofossils
Preservation: mold/impression
Collected by R. L. Determan in 1970; reposited in the USGS
Primary reference: N. J. Silberling, J. A. Grant-Mackie, and K. M. Nichols. 1997. The Late Triassic bivalve Monotis in accreted terranes of Alaska. United States Geological Survey Bulletin 2151:1-21 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 139029: authorized by George Stanley, entered by Hannah Shepherd on 07.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Monotis (Eomonotis) obtusicostata Westermann 1966 scallop |