50-70 m, Minn. Dept. of Cons. water well, Camden State Park (Cretaceous of the United States)

Where: Lyon County, Minnesota (44.3° N, 95.9° W: paleocoordinates 43.7° N, 58.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Turonian (93.9 - 89.8 Ma)

• STRATIGRAPHIC RELATIONS: From an unnamed lithostratigraphic unit, for which stratigraphic relations are not discussed. AGE: Turonian, on the basis of ammonoid biostratigraphy. STRATIGRAPHIC POSITION: From between 50 & 70 m in section.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, concretionary, ferruginous claystone

• SPECIFIC LITHOLOGY: Concretion clay ironstone. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Preservation: concretion

Reposited in the USNM

Collection methods: core,

• COLLECTOR: Not stated in text. REPOSITORY: USNM.

Primary reference: W. A. Cobban. 1983. Molluscan fossil record from the northeastern part of the Upper Cretaceous seaway, Western Interior. United States Geological Survey Professional Paper 1253:1-25 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 88010: authorized by Austin Hendy, entered by Austin Hendy on 30.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to ammonoids or bivalves described in text. NOMENCLATURE: Authoritative publication, with modern nomenclature and species-resolution identifications.
Cephalopoda
 Ammonitida - Scaphitidae
Scaphites corvensis Cobban 1951 ammonite