Where: Mexico (23.7° N, 100.8° W)
• Paleocoordinates: 11.2° N, 41.8° W (Wright 2013)
• coordinate estimated from map
• outcrop-level geographic resolution
When: El Verde Member (La Caja Formation), Late/Upper Tithonian (145.1 - 143.1 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Collection methods: surface (float)
• Repository: McMaster University
Primary reference: H. M. Verma and G. E. G. Westermann. 1973. The Tithonian (Jurassic) ammonite fauna of Sierra Catorce, San Luis Potosi, Mexico. Bulletins of American Paleontology 63(277):107-320 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 197971: authorized by Matthew Clapham, entered by Matthew Clapham on 04.12.2018
Creative Commons license: CC0 (CC0)
Taxonomic list
| Cephalopoda | |
? Corongoceras sp., ? Durangites sp., Durangites vulgaris, Durangites alencasteri, Durangites heilprini, "Durangites aff. rarifurcatus" = Parrasiella rarifurcatus
? Corongoceras sp. ammonite
? Durangites sp. ammonite
Durangites vulgaris Burckhardt 1912 ammonite
Durangites alencasteri Verma and Westermann 1973 ammonite
Durangites heilprini Aguilera 1895 ammonite
"Durangites aff. rarifurcatus" = Parrasiella rarifurcatus Imlay 1939 ammonite | |