El Pantano microsite (Cretaceous of Mexico)

Where: Coahuila, Mexico (25.7° N, 101.3° W: paleocoordinates 31.8° N, 75.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collection methods: bulk,

Primary reference: M. Aguillon-Martinez, D. Zelenitsky, D. B. Brinkman and D. A. Eberth. 2004. Eggshell fragments from the uppermost Cerro del Pueblo Formation (Upper Cretaceous; Mexico). Journal of Vertebrate Paleontology 24(3, suppl.):33A [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 59114: authorized by Matthew Carrano, entered by Matthew Carrano on 13.03.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Amiiformes - Amiidae
Amiidae indet. Huxley 1861 bowfin
 Lepisosteiformes - Lepisosteidae
Lepisosteus sp. Agassiz 1843 gar
Reptilia
 Testudines - Trionychidae
Trionychidae indet. Gray 1825 softshell turtle
  - Prismatoolithidae
? Prismatoolithus sp. Zhao and Li 1993 dinosaur
 Theropoda -
 Saurischia - Elongatoolithidae
Porituberoolithus sp. Zelenitsky et al. 1996 theropod
 Neornithischia - Spheroolithidae
Spheroolithus sp. Zhao 1979 bird foot dinosaur
or Paraspheroolithus
 Neornithischia - Hadrosauridae
Hadrosauridae indet. Cope 1869 hadrosaurid
 Loricata -
Crocodylia indet. crocodilian
Mammalia
 Allotheria -
Multituberculata indet. Cope 1884 multituberculate