LSUMG 490, Talley Mountain (Cretaceous of the United States)

Also known as VL-490

Where: Brewster County, Texas (29.1° N, 103.2° W: paleocoordinates 35.5° N, 76.7° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Upper Shale Member (Aguja Formation), Late/Upper Campanian (83.5 - 70.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: channel lag; paleosol/pedogenic, intraclastic, sandy conglomerate

• "lag deposits from the base of fluvial channels"
• "carbonate-cemented, pedogenic-nodule, sandstone conglomerates containing numerous clasts of clay, pedogenic nodules..."

Size class: mesofossils

Collection methods: bulk, sieve,

Primary reference: J. T. Sankey. 2001. Late Campanian southern dinosaurs, Aguja Formation, Big Bend, Texas. Journal of Paleontology 75(1):208-215 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 68005: authorized by Matthew Carrano, entered by Matthew Carrano on 21.12.2006, edited by Mark Bell

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Lonchidiidae
"Lissodus selachos" = Lonchidion selachos
"Lissodus selachos" = Lonchidion selachos Estes 1964 elasmobranch
 Rhinopristiformes - Pristidae
Onchopristis sp. Stromer 1917 sawfish
 Myliobatiformes - Dasyatidae
Dasyatidae indet. Jordan 1888 whiptail stingray
 Orectolobiformes - Orectolobidae
Squatirhina sp. Casier 1947 wobbegong
Actinopteri
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet. Cuvier 1825 gar
Reptilia
 Neornithischia - Hadrosauridae
Hadrosauridae indet. Cope 1869 hadrosaurid
LSUMG 490:5570
 Loricata -
Crocodylia indet. crocodilian
[entered as Crocodylian indet.]