Restin [Pale Greda Fm] (Eocene of Peru)

Where: Piura, Peru (4.3° S, 81.3° W: paleocoordinates 13.1° S, 110.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pale Greda Formation (Salina Group), Lutetian (47.8 - 41.3 Ma)

• LITHOSTRATIGRAPHY: From the Pale Greda Fm of the Salina Gp, which regionally overlies the Negritos Fm (Early Eocene) and is overlain by the Parinas Fm of the Parinas Gp (Middle Eocene). AGE: Regarded as early Middle Eocene (p. 9) =Lutetian, on the basis of molluscan biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within formation.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, brown, gray, yellow shale

• ENVIRONMENT: Shelfal siliciclastic environment.
• LITHOLOGY: Yellow, brown or gray shales. LITHIFICATION: Poorly lithified, on the basis of figured specimens.

Size class: macrofossils

Collected by Olsson; reposited in the PRI

Collection methods: surface (in situ),

• COLLECTOR: Not stated, but presumably A. Olsson. REPOSITORY: Not stated, but presumably PRI

Primary reference: A. A. Olsson. 1928. Contributions to the Tertiary paleontology of northern Peru: Part 1. Bulletins of American Paleontology 14(52) [A. Miller/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 88371: authorized by Austin Hendy, entered by Austin Hendy on 09.04.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for bivalves, gastropods, and brachiopods. NOMENCLATURE: Authoritative publication, but with somewhat antiquated nomenclature.
Bivalvia
 Cardiida - Mactridae
Spisula (Spisula) summa n. sp. Olsson 1928 clam
 Cardiida - Veneridae
Pitar sciena n. sp.
Pitar sciena n. sp. venus clam
Gastropoda
 Sorbeoconcha - Potamididae
"Cerithium boweni n. sp." = Cerithidea boweni
"Cerithium boweni n. sp." = Cerithidea boweni Olsson 1928 horn snail