Where: Mexico (23.6° N, 100.9° W: paleocoordinates 19.4° N, 52.5° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: El Verde Member (La Caja Formation), Late/Upper Tithonian (150.8 - 145.0 Ma)
• Undisturbed part about 10-15 m below the contact with the Taraises Formation
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Collection methods: 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 197968: authorized by Matthew Clapham, entered by Matthew Clapham on 04.12.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
| Cephalopoda | |
Kossmatia flexicostata, Kossmatia alamitosensis, Kossmatia bifurcata, Kossmatia purisima, Berriasella aff. zacatecana, Berriasella subprivasensis, Substeueroceras catorcense, Substeueroceras koeneni tabulatum, Substeueroceras alticostatum, Substeueroceras storrsi
Kossmatia flexicostata Aguilera 1895 ammonite
Kossmatia alamitosensis Aguilera 1895 ammonite Kossmatia exceptionalis in site description, but alamitosensis in table and systematics
Kossmatia bifurcata Aguilera 1895 ammonite
Kossmatia purisima Verma and Westermann 1973 ammonite
Berriasella aff. zacatecana Imlay 1939 ammonite
Berriasella subprivasensis Krantz 1928 ammonite
Substeueroceras catorcense Verma and Westermann 1973 ammonite
Substeueroceras koeneni tabulatum Verma and Westermann 1973 ammonite
Substeueroceras alticostatum Imlay 1939 ammonite
Substeueroceras storrsi Stanton 1895 ammonite | |
Corongoceras cordobai n. sp., "Durangites aff. rarifurcatus" = Parrasiella rarifurcatus, Durangites heilprini, Durangites acanthicus
Corongoceras cordobai n. sp. Verma and Westermann 1973 ammonite
"Durangites aff. rarifurcatus" = Parrasiella rarifurcatus Imlay 1939 ammonite
Durangites heilprini Aguilera 1895 ammonite
Durangites acanthicus Burckhardt 1912 ammonite | |
"Berriasella ? lorioli" = Pseudosubplanites lorioli
"Berriasella ? lorioli" = Pseudosubplanites lorioli Zittel 1868 ammonite Berriasella cf. picteti in site description, but ?lorioli in table and systematics
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Aspidoceras cf. andinum Steuer 1897 ammonite | |
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? Phylloceras sp. Suess 1865 ammonite | |