Where: Baja California Sur, Mexico (24.4° N, 110.8° W)
• Paleocoordinates: 27.7° N, 98.5° W (Wright 2013)
• coordinate based on political unit
When: San Juan Member (El Cien Formation), Chattian (28.1 - 23.0 Ma)
• crabs were collected from spoil piles of material taken from the bed directly above the Humboldt phosphorite bed.
• formation-level stratigraphic resolution
Environment/lithology: marginal marine; phosphatic mudstone
Size class: macrofossils
Preservation: adpression, original chitin
Collection methods: salvage, mechanical,
• MHN-UABCS
Primary reference: C. E. Schweitzer, R. M. Feldmann, G. Gonzales-Barba and F. J. Vega. 2002. New crabs from the Eocene and Oligocene of Baja California Sur, Mexico and an assessment of the evolutionary and paleobiogeographic implications of Mexican fossil decapods. Memoir (The Paleontological Society) 59:1-43 [C. Schweitzer/C. Schweitzer/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 45695: authorized by Carrie Schweitzer, entered by Carrie Schweitzer on 24.11.2004, edited by Mark Uhen
Creative Commons license: CC0 (CC0)
Taxonomic list
| Malacostraca | |
Necronectes nodosa n. sp.
Necronectes nodosa n. sp. Schweitzer et al. 2002 swimming crab | |
Oregonia spinifera n. sp.
Oregonia spinifera n. sp. Schweitzer et al. 2002 spider crab | |
| Mammalia | |
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"? Squalodelphidae indet." = Squalodelphinidae3
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