Also known as Reef 542
Where: Arequipa region, Peru (16.3° S, 71.7° W: paleocoordinates 21.1° S, 36.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Chocolate Formation, Sinemurian (199.3 - 190.8 Ma)
• Sinemurian(?) age assigned by Stanley and Beauvais (1994).
• group of beds-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified, gray reef rocks
Size class: macrofossils
Preservation: recrystallized
Collection methods: mechanical,
Primary reference: J. W. Wells. 1953. Mesozoic Invertebrate Faunas of Peru Part 3. Lower Jurassic Corals from the Arequipa Region. American Museum Novitates (1631)1-14 [W. Kiessling/B. Brenneis/B. Brenneis]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 38079: authorized by Wolfgang Kiessling, entered by Benjamin Brenneis on 10.04.2004, edited by Wolfgang Kiessling
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
? Margarastraea jenski n. sp.
? Margarastraea jenski n. sp. stony coral | |
Thamnasteria sp. LeSauvage 1823 stony coral | |
Actinastrea plana Duncan 1867 stony coral | |
Stylophyllopsis victoriae Duncan 1867 stony coral
Phacelostylophyllum chocolatensis Wells 1953 stony coral | |
Demospongiae | |
Cladocoropsis cf. mirabilis Felix 1907 demosponge |