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Río Leona (MACN) (Cretaceous of Argentina)

Also known as Lago Argentino

Where: Santa Cruz, Argentina (49.9° S, 72.5° W: paleocoordinates 51.8° S, 62.2° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Chorillo Formation, Maastrichtian (70.6 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray, green claystone

• "grey and greenish grey clays, with dark and purple bands alternating with generally friable beds."

Size class: macrofossils

Collected by Caillet-Bois in 1918; reposited in the MACN

• collected by Teodoro Caillet-Bois, Jan. 10 1918

Primary reference: F. v. Huene. 1929. Los sauriquios y ornitisquios del Cretáceo argentino. Anales del Museo de La Plata, serie 2 3:1-196 [M. Carrano/M. Carrano] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 51622: authorized by Matthew Carrano, entered by Matthew Carrano on 09.06.2005, edited by Philip Mannion

Creative Commons license: CC BY (attribution)