ammonites
Cañadón Grande, Rio Chubút (Cretaceous of Argentina)

Where: Chubut, Argentina (44.5° S, 70.0° W: paleocoordinates 45.4° S, 36.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cerro Castaño Member (Cerro Barcino Formation), Aptian (125.5 - 112.0 Ma)

• member assignment is uncertain

• 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 Matt Carrano, entered by Matt Carrano on 30.12.2004

Creative Commons license: CC BY (attribution)