9697-Eastern Durango (Cretaceous of Mexico)

Where: Durango, Mexico (24.2° N, 102.8° W)

• Paleocoordinates: 16.7° N, 43.6° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: Carbonera Formation, Berriasian (145.0 - 139.8 Ma)

Environment/lithology: sandy shale

Primary reference: R. W. Imlay. 1940. Neocomian Faunas of Northern Mexico. Geological Society America Bulletin 51(1):117-190 [M. Patzkowsky/K. Layou/A. Clement]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 2156: authorized by Mark Patzkowsky, entered by Karen Layou on 23.06.1999, edited by Matthew Clapham

Creative Commons license: CC0 (CC0)

Taxonomic list

Gastropoda
 Sorbeoconcha - Vermetidae
Vermetus cornejoi Castillo and Aguilera 1895 worm shell
"cornejoi var. varians" - originally entered as "Vermetus cornejoi var. varians"
Bivalvia
 Ostreida - Gryphaeidae
Exogyra reedi Imlay 1937 oyster
 Pectinida - Pectinoidae
Camptonectes sp. Meek 1864 scallop
 Pectinida - Plicatulidae
aff. Plicatula azulensis Imlay 1940 scallop
originally entered as "Plicatula aff. azulensis"
Plicatula pulchra Imlay 1940 scallop
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
"Rhynchonella" durangensis n. sp. Imlay 1940