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
•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
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