Quarry on left bank of Rio Pilcomayo, Villamontes (Triassic of Bolivia)

Where: Chuquisaca, Bolivia (21.3° S, 63.5° W: paleocoordinates 31.1° S, 28.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Vitiacua Formation, Norian (228.0 - 208.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collection methods: Repository: Yacimientos Petroliferos Fiscales Bolivianos (YPFB), Santa Cruz

Primary reference: L. Beltan, S. Freneix, P. Janvier and O. Lopez-Paulsen. 1987. La faune triasique de la formation de Vitiacua dans la región de Villamontes (Département de Chuquisaca, Bolivie) [The Triassic fauna of the Vitiacua Formation in the area of Villamontes (Chuquisaca, Bolivia)]. Neues Jahrbuch für Geologie und Paläontologie Monatshefte (2)99-115 [A. Dunhill/B. Allen/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 203940: authorized by Alex Dunhill, entered by Bethany Allen on 28.08.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Palaeonisciformes - Birgeriidae
? Birgeria sp. Stensiö 1919
YPFB Pal. 5012, jaw