Cerro de los Dinosaurios, 1 Quarry (Dinosaur Hill) (Cretaceous of Mexico)

Also known as Coah 1, Cerro de la Virgen, Ejido Rincon Colorado

Where: Coahuila, Mexico (25.5° N, 101.4° W: paleocoordinates 31.6° N, 76.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cerro del Pueblo Formation (Difunta Group), Late/Upper Campanian (83.5 - 70.6 Ma)

• no details given

• group of beds-level stratigraphic resolution

Environment/lithology: estuary or bay; mudstone

• shallow, extensive brackish water bays, distributary channels

Size class: macrofossils

Preservation: trace

Collected in 1975-1993

Collection methods: surface (float), surface (in situ),

Primary reference: R. Hernández and J. I. Kirkland. 1993. The rediscovery of a rich uppermost Campanian dinosaur locality in the Cerro del Pueblo Fm., Coahuila, Mexico. Journal of Vertebrate Paleontology 13(3, suppl.):41A [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 55245: authorized by Matthew Carrano, entered by Matthew Carrano on 02.10.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Ceratopsidae
Ceratopsidae indet.1 Marsh 1888 ceratopsid
 Ornithischia - Hadrosauridae
Lambeosaurinae indet.1 Parks 1923 lambeosaurine
SEPCP
Hadrosaurinae indet.1 Lambe 1918 hadrosaurine
UNAM; tibia, vertebrae, scapulae, ulnae, ribs, phalanges, metatarsals; SEPCP, Coah1-1
 Theropoda -
Theropoda indet.1 Marsh 1881 theropod
Aves
 Aves -
Aves indet.2 bird
tracks
Gastropoda
 Cerithioidea - Cerithiidae
Cerithium nodosa cerith snail
Bivalvia
 Ostreida - Ostreidae
 Cardiida - Veneridae