Cañadón Grande, Rio Chubút (Cretaceous of Argentina)

Where: Chubut, Argentina (44.5° S, 70.0° W: paleocoordinates 50.0° S, 41.9° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cerro Castaño Member (Cerro Barcino Formation), Albian (113.0 - 100.5 Ma)

• member assignment is uncertain

•Ages are found Krause et al. 2020 and Carballido et al. 2017. The contact zones between Puesto La Paloma and Cerros Castaño is approximately Aptian-Early Albian at ~118.5-110.8 Ma.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; red sandstone

• "red sandstone"

Size class: macrofossils

Collected by S. Roth in 1896–1898; reposited in the MLP

Collection methods: quarrying, mechanical,

Primary reference: A. S. Woodward. 1901. On some extinct reptiles from Patagonia, of the genera Miolania, Dinilysia, and Genyodectes. Proceedings of the Zoological Society of London 1901(1):169-184 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 46075: authorized by Matthew Carrano, entered by Matthew Carrano on 30.12.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
Genyodectes serus n. gen. n. sp.
Genyodectes serus n. gen. n. sp. Woodward 1901 ceratosaur
MLP 26-39, Incomplete portions of premaxillae, maxillae, dentaries, supradentaries, splenial, and tooth (holotype)