TMM 41917/41918, Mesa de Anguila (Cretaceous to of the United States)

Also known as Big Bend NP, Sierra Aguja; Bruja Canyon; Bruta Canyon; Terlingua Abajo; TxVP 41917

Where: Brewster County, Texas (29.2° N, 103.6° W: paleocoordinates 35.7° N, 77.2° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Upper Shale Member (Aguja Formation), Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: levee; lithology not reported

• levee deposit

Size class: macrofossils

Collected by F. Deckert in 1977; reposited in the TMM

Collection methods: surface (float),

Primary reference: K. L. Davies. 1983. Hadrosaurian Dinosaurs of Big Bend National Park, Brewster County, Texas. viii-235 [M. Carrano/M. Carrano/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 189810: authorized by Matthew Carrano, entered by Matthew Carrano on 14.11.2017, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Hadrosauridae
Hadrosauridae indet. Cope 1869 hadrosaurid
TMM 41918-1, 2 distal caudal centra
Malefica deckerti n. gen. n. sp.2 Prieto-Márquez and Wagner 2023 hadrosaurid
TMM 41917-1, L. maxilla
 Theropoda - Tyrannosauridae
Tyrannosaurinae indet.1 Matthew and Brown 1922 tyrannosaurine
TMM 41918-24, L frontal