Where: Peru (14.2° S, 75.7° W: paleocoordinates 15.1° S, 71.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Chilcatay Formation, Burdigalian (20.4 - 16.0 Ma)

• Originally Early Miocene

•STRATIGRAPHIC RELATIONS: From the Chilcatay Formation, which is overlain by the Pisco Fm (Middle-Late Miocene). AGE: Early Miocene, based on diatom zonation (Baron, 1985; Machare and Fourtanier, 1987), and Ar39-Ar40 radiometric ages, in addition to molluscan biostratigraphy. STRATIGRAPHIC POSITION: Composite list for entire formation.

• formation-level stratigraphic resolution

Environment/lithology: coastal; lithified, silty sandstone

Size class: macrofossils

Collected by Devries; reposited in the USNM

Collection methods: surface (in situ), ,

• COLLECTOR: T. J. Devries. REPOSITORY: USNM.

Primary reference: T. J. DeVries and D. Frassinetti. 2003. Range extensions and biogeographic implications of Chilean Neogene mollusks found in Peru. Boletín del Museo Nacional de Historia Natural, Chile 52:119-135 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 76635: authorized by Austin Hendy, entered by Austin Hendy on 27.11.2007, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)