AT-3, Atacocha (Triassic of Peru)

Where: Peru (10.6° S, 76.2° W: paleocoordinates 21.4° S, 43.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Chambara Formation (Pucara Group), Alaunian (215.6 - 212.0 Ma)

• Upper Columbianus zone

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified limestone

Size class: macrofossils

Preservation: recrystallized, replaced with silica

Collected by B. Senowbari-Daryan, G. Stanley in 1984; reposited in the UMMP

Collection methods: chemical

Primary reference: M. R. Sandy. 1994. Triassic-Jurassic articulate brachiopods from the Pucara Group, central Peru, and description of the brachidial net in the spiriferid Spondylospira. Palaeontographica Abteilung A 233:99-126 [W. Kiessling/B. Brenneis/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36996: authorized by Wolfgang Kiessling, entered by Benjamin Brenneis on 23.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Spiriferinida - Spondylospiridae