Bed 32, Section 4 - Celendín [Pulluicana Gp] (Cretaceous of Peru)

Where: Cajamarca, Peru (6.9° S, 78.2° W: paleocoordinates 13.7° S, 52.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pulluicana Group, Late/Upper Albian (105.3 - 99.6 Ma)

• LITHOSTRATIGRAPHY: From the Pulluicana Gp, which locally overlies the Crisnejas Fm (Albian), and is overlain by the Romirón Fm. AGE: Late Albian, on the basis of ammonite biostratigraphy and stratigraphic position; Ostrea scyphax zone. STRATIGRAPHIC POSITION: Collection from unit 32, a 29 m thick shale unit, near the middle of section.

• bed-level stratigraphic resolution

Environment/lithology: lithified, gray, yellow, calcareous shale

• LITHOLOGY: Shale, calcareous, yellow, with interbeds of grayish, massive fossiliferous. LITHIFICATION: Lithified, on the basis of facies description.

Size class: macrofossils

Collected by Benavides; reposited in the AMNH

Collection methods: surface (in situ),

• COLLECTOR: V. E. Benavides. REPOSITORY: AMNH.

Primary reference: V.E. Benavides-Caceres. 1956. Cretaceous system in northern Peru. Bulletin of the American Museum of Natural History 108(4):1-493 [A. Miller/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 88165: authorized by Austin Hendy, entered by Austin Hendy on 02.04.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Probably not exhaustive, but representative for ammonoids, bivalves, and other invertebrates groups. NOMENCLATURE: Authoritative publication, but with somewhat antiquated nomenclature, and species-resolution identifications.
Bivalvia
 Ostreida - Ostreidae