Where: Baja California, Mexico (29.0° N, 118.2° W: paleocoordinates 29.0° N, 118.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Discovery Point Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)
• 127-117 ka age (Marine Isotope Substage 5e) for corals that were directly dated from localities SDMNH 0633 (UCMP D1547), 0644, and 2465 (Muhs 1994); dates are inferred to apply to the rest of the Discovery Point Formation.
• group of beds-level stratigraphic resolution
Environment/lithology: perireef or subreef; lithified conglomerate and limestone
Size classes: macrofossils, microfossils
Collected by C.L. Hubbs in 1960; reposited in the SDSM
Primary reference: D. R. Lindberg, B. Roth, M. G. Kellogg and C. L. Hubbs. 1980. Invertebrate megafossils of Pleistocene (Sangamon Interglacial) age from Isla de Guadalupe, Baja California, Mexico. In D. M. Power (ed.), The California Islands: Proceedings of a Multidisciplinary Symposium 41-70 [W. Kiessling/U. Merkel/P. Wagner]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 194546: authorized by Patricia Holroyd, entered by Emily Orzechowski on 21.06.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Barbatia reeveana d'Orbigny 1846 clam | |
Gastropoda | |
"Tegula eiseni" = Agathistoma eiseni, "cf. Norrisia norrisi" = Norrisia norrisii
"Tegula eiseni" = Agathistoma eiseni Jordan 1936 snail
"cf. Norrisia norrisi" = Norrisia norrisii Sowerby I 1838 snail | |
"Astraea undosa" = Megastraea undosa
"Astraea undosa" = Megastraea undosa Wood 1828 snail | |
Fissurella volcano Reeve 1849 snail | |
"Collisella limatula" = Lottia limatula
"Collisella limatula" = Lottia limatula Carpenter 1864 limpet | |
Thais planospira murex snail | |
Mitrella guttata Sowerby 1832 snail
Columbella aureomexicana snail | |
"Conus californicus" = Californiconus californicus
"Conus californicus" = Californiconus californicus Reeve 1844 cone shell | |
"cf. Cypraea cernica" = Erosaria cernica
"cf. Cypraea cernica" = Erosaria cernica Sowerby 1870 cowry | |
"Littorina keenae" = Littorina (Neritrema) keenae
"Littorina keenae" = Littorina (Neritrema) keenae Rosewater 1978 periwinkle | |
Hipponix cranioides hoof shell |