Also known as LACM 5876
Where: Ventura County, California (34.3° N, 119.0° W: paleocoordinates 33.7° N, 107.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Middle Member (Sespe Formation), Duchesnean (39.7 - 37.0 Ma)
Environment/lithology: terrestrial; lithology not reported
Reposited in the LACM
Primary reference: T. S. Kelly, E. B. Lander, D. P. Whistler, M. A. Roder, and R. E. Reynolds. 1991. Preliminary Report on a Paleontologic Investigation of the Lower and Middle Members, Sespe Formation, Simi Valley Landfill, Ventura County, California. PaleoBios 13(50):1-13 [J. Alroy/J. Alroy/J. Ju]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 16813: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
overlies Tapo Canyon, Brea Canyon, Strathern, and Pearson Ranch L.F.'s
NISP 124+, apparently <200; 150 seems reasonable
said by Kelly and Whistler 1994 to be in a reversed magnetozone, which Prothero et al. 1992 GSA abs. believe is C17R; however, there is no clear tiepoint
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Batodonoides walshi n. sp.3
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Camelidae indet. Gray 1821 camel | |
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Omomyidae indet. Gazin 1958 tarsier | |
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Simiacritomys whistleri n. sp.1
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Heliscomys walshi n. sp.2
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Metanoiamys korthi n. sp.5 Kelly and Whistler 1998 rodent "Namatomys" sp. said to be new and assigned to Metanoiamys by Chiment and Korth 1996; (16 according to Kelly 1992b)
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Leptotomus sp. Matthew 1910 rodent | |