Also known as LACM 3172
Where: Orange County, California (33.6° N, 117.7° W: paleocoordinates 32.9° N, 113.3° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: lower Member (Monterey Formation), Langhian to Langhian (16.0 - 11.6 Ma)
• may be roughly equivalent to the later part of the Barstovian or early part of the Clarendonian land mammal ages, and therefore perhaps the Mohnian foraminiferal stage
Environment/lithology: marine; sandstone and phosphatic shale
Size class: macrofossils
Preservation: original phosphate
Reposited in the LACM
Collection methods: surface (in situ),
Primary reference: L. G. Barnes. 1978. A review of Lophocetus and Liolithax and their relationships to the delphinoid family Kentriodontidae (Cetacea: Odontoceti). Bulletin of the Natural History Museum of Los Angeles County 28:1-35 [M. Uhen/M. Uhen/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 46069: authorized by Mark Uhen, entered by Mark Uhen on 29.12.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Chondrichthyes | |
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"Carcharodon megalodon" = Otodus megalodon1
"Carcharodon megalodon" = Otodus megalodon1 Agassiz 1835 megalodon Also studied in Pimiento and Balk
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Mammalia | |
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Desmostylus sp. Marsh 1888 desmostylian | |
Liolithax kernensis Kellogg 1931 toothed whale | |
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Imagotaria sp. Mitchell 1968 walrus | |
Allodesmus sp. Kellogg 1922 pinniped | |
Metaxytherium sp. de Christol 1840 dugong | |
Reptilia | |
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Aves | |
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"cf. Morus lompocanus" = Moris lompocana1
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Actinopteri | |
Makaira sp.1 Lacépède 1802 |