Where: Ayacucho, Peru (12.8° S, 74.2° W: paleocoordinates 26.7° S, 50.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Copacabana Group, Asselian to Asselian (298.9 - 290.1 Ma)
• 103 feet thick.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, shelly/skeletal, gray limestone
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 41364: authorized by David Bottjer, entered by Matthew Clapham on 13.07.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
| |
Hustedia meridionalis Chronic 1949 | |
Dielasma scitulum n. sp.
Dielasma scitulum n. sp. Chronic 1949 | |
Strophomenata | |
"Chonetes" sp. Fischer de Waldheim 1830 | |
Lissochonetes assula n. sp.
Lissochonetes assula n. sp. Chronic 1949 | |
Juresania hispida Chronic 1949 | |
Linoproductus cora d'Orbigny 1842 | |
Stenolaemata | |
Meekopora cf. prosseri Ullrich 1890 | |
"Silvaseptopora incaica n. gen. n. sp." = Septopora incaica
"Silvaseptopora incaica n. gen. n. sp." = Septopora incaica Chronic 1949 | |
"Fenestrellina pajerensis n. sp." = Alternifenestella pajerensis, "Cervella aspera n. sp." = Alternifenestella (Cervella) aspera
"Fenestrellina pajerensis n. sp." = Alternifenestella pajerensis Chronic 1949
"Cervella aspera n. sp." = Alternifenestella (Cervella) aspera Chronic 1949 | |
Polypora spissa Chronic 1949
Polypora andina Chronic 1949 |