AMNH286, Bed 8, Cerro Caya Caya Section 18 (Permian of Peru)

Where: Amazonas, Peru (6.8° S, 77.9° W: paleocoordinates 17.6° S, 48.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Copacabana Group, Artinskian (290.1 - 279.3 Ma)

• Top of Copacabana Group, 59 feet thick.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, shelly/skeletal, gray limestone

• Limestone, grey, massive, full of silicified fossils.

Size class: macrofossils

Preservation: replaced with silica

Collection methods: bulk, chemical,

Primary reference: N. D. Newell, J. Chronic, and T.G. Roberts. 1953. Upper Paleozoic of Peru. Geological Society of America Memoir 58:1-276 [D. Bottjer/M. Clapham/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41341: authorized by David Bottjer, entered by Matthew Clapham on 13.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Crinoidea indet. Miller 1821 Sea lily
Stems and rare plates
 Athyridida - Athyrididae
Composita minuscula n. sp. Chronic 1949
 Rhynchonellida - Wellerellidae
Wellerella minuta n. sp. Chronic 1949