USGS 5058 - Moscow Bluff [Porters Creek] (Paleocene of the United States)

Where: Sumter County, Alabama (32.4° N, 88.0° W: paleocoordinates 35.5° N, 67.9° W)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Porters Creek Formation (Midway Group), Early/Lower Paleocene (66.0 - 61.7 Ma)

• STRATIGRAPHIC RELATIONS: From the Porters Creek Clay = Porters Creek. AGE: Paleocene in text; assigned here to early Paleocene. STRATIGRAPHIC POSITION: From unknown position in section.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified claystone

• ENVIRONMENT: Not stated, but probably siliciclastic shallow shelf setting.
• SPECIFIC LITHOLOGY: Unknown, but presumably claystone or mudstone based on unit named. LITHIFICATION: Lithified based on figured specimens.

Size class: macrofossils

Collected by Vaughan; reposited in the USNM

Collection methods: surface (in situ),

• COLLECTOR: T.W. Vaughan. REPOSITORY: USNM.

Primary reference: C. W. Cooke. 1959. Cenozoic echinoids of eastern United States. United States Geological Survey Professional Papers 321:1-106 [L. Villier/L. Villier/M. Hopkins]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155910: authorized by Austin Hendy, entered by Austin Hendy on 04.05.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to echinoids described in primary publication. NOMENCLATURE: Authoritative publication with somewhat antiquated nomenclature and species-resolution identifications.
Echinoidea
 Spatangoida - Hemiasteridae
Hemiaster moscovensis n. sp. Cooke 1959 heart urchin