The Pomerado Conglomerate Formation is a geologic formation in southwestern San Diego County, California.Geiconsultants.com: Geologic Formations of Western San Diego County, by Jeffrey D. Brown, R.G., C.E.G. − circa 1996.
It was named for exposures located along Pomerado Road, at the divide between Carroll Canyon and Poway Valley.
Geology The Pomerado Conglomerate is of the Late Eocene Epoch, and is a massive cobble conglomerate. It is lithologically identical to the local Stadium Conglomerate.
It overlies the sandstone Mission Valley Formation. It is the uppermost formation of the Poway Group, and has a maximum thickness of .
Fossil content
The Pomerado Conglomerate preserves fossils dating back to the Late Eocene Epoch of the Paleogene period, during the Cenozoic Era.
Mammals Ferae Ferae reported from the Pomerado Conglomerate Genus Species Presence Material Notes ImagesCarnivoraformes undet. Genus BSDSNH locality 3757, Scripps Ranch North Site 57, Miramar Sandstone Member.SDSNH 56335, cranium with right and left P4-M2.Hyaenodoncf. H. sp.Upper Member."SDSNH 60554, right maxillary fragment with P3–P4".Specimen reidentified as the nimravid Pangurban. PangurbanP. egiae Upper Member."SDSNH 60554, right maxillary fragment with P3–P4". A nimravid, originally reported as cf. Hyaenodon sp.
Rodents Rodents reported from the Pomerado Conglomerate Genus Species Presence Material Notes ImagesNonomyinaeIndeterminateIsolated m1 (SDSNH 72232)."An unnamed new taxon of nonomyine morphologically intermediate between Nonomys and Diplolophus." NonomysN. gutzleriIsolated teeth. A myomorph.
See also
List of fossiliferous stratigraphic units in California Paleontology in California
References
Further reading