AMNH245, Bed 7, Pirhuate Section 4, Vilcanota Canyon (Permian of Peru)

Where: Cusco, Peru (14.0° S, 71.5° W: paleocoordinates 29.4° S, 49.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Copacabana Group, Asselian (298.9 - 295.5 Ma)

• 66 feet thick, poorly exposed.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, gray, blue, cherty/siliceous limestone

• Limestone, dense, bluish gray, slightly cherty, massive.

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 41337: authorized by David Bottjer, entered by Matthew Clapham on 13.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Productidae
"Marginifera capaci" = Kozlowskia capaci
"Marginifera capaci" = Kozlowskia capaci d'Orbigny 1842