Where: Peru (11.5° S, 75.7° W: paleocoordinates 21.0° S, 42.2° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Pucara Group, Norian to Norian (228.0 - 190.8 Ma)
• Late Triassic or Early Jurassic. No collection details.
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified limestone
Size class: macrofossils
Preservation: recrystallized, replaced with silica
Reposited in the USNM
Collection methods: chemical
Primary reference: A. B. Smith. 1994. Triassic echinoids from Peru. Palaeontographica Abteilung A 233:177-202 [W. Kiessling/B. Brenneis/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 144534: authorized by Matthew Clapham, entered by Matthew Clapham on 10.05.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
? Diademopsis sp. sea urchin |