Where: Sumter County, Alabama (32.6° N, 88.2° W: paleocoordinates 36.1° N, 66.1° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Prairie Bluff Chalk Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: chalk
Size class: macrofossils
Reposited in the USNM
Primary reference: C. W. Cooke. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254-A:1-44 [W. Kiessling/U. Merkel/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 78200: authorized by Wolfgang Kiessling, entered by Uta Merkel on 31.01.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Cidaris wahalakensis de Loriol 1887 pencil urchin |