Montera Formation, Sechura District (Miocene of Peru)

Where: Peru (5.8° S, 81.0° W: paleocoordinates 7.7° S, 95.5° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Montera Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

• equivalent to upper Zorritos

• formation-level stratigraphic resolution

Environment/lithology: marine; yellow, calcareous sandstone

• yellow sandstones; sometimes well bedded and sometimes massive

•beds usually become more calcareous above and the upper layers form a hard arenaceous limestone

Size class: macrofossils

Primary reference: A. A. Olsson. 1932. Contributions to the Tertiary Paleontology of Northern Peru: Part 5, Miocene Mollusca. Bulletins of American Paleontology 19(68):1-272 [A. Miller/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 66181: authorized by Linda Ivany, entered by Linda Ivany on 03.10.2006, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Arcidae
Anadara (Rasia) sechurana2 Olsson 1932 ark
 Pectinida - Anomiidae
"Anomia peruviana" = Anomia (Anomia) peruviana3
"Anomia peruviana" = Anomia (Anomia) peruviana3 d'Orbigny 1846 jingle
SUBSPECIES: Anomia peruviana gabbi
Gastropoda
 Neogastropoda - Conidae
Conus bravoi1 Spieker 1922 cone shell