Locality 814, Cerro Tricolor, Mendoza (Jurassic of Argentina)

Where: Mendoza, Argentina (35.5° S, 70.2° W: paleocoordinates 33.5° S, 31.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Malarguensis ammonoid zone, Cuyo Group, Concavum (175.6 - 171.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, black limestone

• environment is my inference based on stratigraphic context and description
• Near the top in 2 beds of black fossiliferous limestone

Size class: macrofossils

Primary reference: G. E. G. Westermann and A. C. Riccardi. 1982. Ammonoid fauna from the Early Middle Jurassic of Mendoza Province, Argentina. Journal of Paleontology 56(1):11-41 [S. Peters/S. Peters/O. Alfaro]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 63845: authorized by Shanan Peters, entered by Shanan Peters on 22.08.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Phylloceratida - Phylloceratidae
Calliphylloceras disputabile
Calliphylloceras disputabile Zittel 1869 ammonite
 Ammonitida - Hammatoceratidae
"Planammatoceras (Planammatoceras) aff. planinsigne" = Planammatoceras planinsigne, Puchenquia (Puchenquia) malarguensis, Planammatoceras (Pseudaptetoceras) tricolore, Planammatoceras (Pseudaptetoceras) moerickei
"Planammatoceras (Planammatoceras) aff. planinsigne" = Planammatoceras planinsigne Vacek 1886 ammonite
Puchenquia (Puchenquia) malarguensis Burckhardt 1903 ammonite
Planammatoceras (Pseudaptetoceras) tricolore Westermann and Riccardi 1982 ammonite