ammonites
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Gateway to the Paleobiology Database
3 km north of Ingeniero Jacobacci (Cretaceous to of Argentina)

Where: Río Negro, Argentina (41.3° S, 69.6° W: paleocoordinates 43.8° S, 56.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Coli Toro Formation, Campanian to Campanian (84.9 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; yellow sandstone

• "sands and yellowish limonite"

Size class: macrofossils

Collected by R. M. Casamiquela in the 1970s; reposited in the MACN

Primary reference: J. E. Powell. 2003. Revision of South American titanosaurid dinosaurs: palaeobiological, palaeobiogeographical and phylogenetic aspects. Records of the Queen Victoria Museum Launceston 111:1-173 [M. Carrano/M. Carrano/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 51594: authorized by Matt Carrano, entered by Matt Carrano on 08.06.2005