Also known as UCMP IP6635
Where: Monterey County, California (36.2° N, 121.0° W: paleocoordinates 35.9° N, 119.1° W)
• coordinate stated in text
When: Pancho Rico Formation, Messinian (7.2 - 5.3 Ma)
• Described in reference as Pliocene. Pancho Rico Formation is Miocene per Addicott 1978 (Geological Survey Bulletin, Issue 1457). The fossiliferous bed is about 3 feet thick. Fossils are scarce in adjacent beds. AGE: Revised to Messian consistent with EPICC stratigraphic revision [A. Hendy, 06/2020].
Environment/lithology: marine; sandstone
Size class: macrofossils
Collected by D. L Durham in 1960
Primary reference: D. L. Durham and W. O. Addicott. 1965. Pancho Rico Formation, Salinas Valley. United States Geological Survey Professional Paper 524(A):A1-A22 [P. Holroyd/S. Tremblay]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 194797: authorized by Patricia Holroyd, entered by Susan Tremblay on 29.06.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
| Echinoidea | |
"Astrodapsis salinasensis" = Astrodapsis spatiosus
"Astrodapsis salinasensis" = Astrodapsis spatiosus Kew 1920 sand dollar Occurrence in University of California Museum of Paleontology (UCMP) collection from USGS loc. M1341 which is about 1/2 mile SE of M913.
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| Gastropoda | |
Forreria belcheri, "Ocenebra cf. tenuisculpta" = Ocinebrina tenuisculpta
Forreria belcheri Hinds 1843 murex snail Occurrence in University of California Museum of Paleontology (UCMP) collection from USGS loc. M1341 which is about 1/2 mile SE of M913.
"Ocenebra cf. tenuisculpta" = Ocinebrina tenuisculpta Carpenter 1866 murex snail | |
| Bivalvia | |
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Lyropecten terminus Arnold 1906 scallop | |
"Pododesmus cepio" = Pododesmus (Monia) macrochisma
"Pododesmus cepio" = Pododesmus (Monia) macrochisma Deshayes 1839 scallop | |
"Ostrea atwoodi" = Ostrea (Ostrea) atwoodii
"Ostrea atwoodi" = Ostrea (Ostrea) atwoodii Gabb 1866 oyster | |
| Thecostraca | |
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Balanus "n. sp. ?" Da Costa 1778 barnacle Occurrence in collection from loc. M2279 from same gully. Species represented by large, concentrically sculptured scuta and terga which lack radial sculpture.
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