Where: Baja California, Mexico (29.0° N, 118.3° W: paleocoordinates 29.0° N, 118.3° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Discovery Point Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)
• 127-117 ka (Muhs 1994)
• group of beds-level stratigraphic resolution
Environment/lithology: perireef or subreef; conglomerate and limestone
Size classes: macrofossils, microfossils
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: taxonomic analysis
PaleoDB collection 89573: authorized by Wolfgang Kiessling, entered by Uta Merkel on 03.06.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Globothalamea | |
Neoconorbina cf. terquemi Rzehaq 1888 | |
Anthozoa | |
Pocillopora guadalupensis n. sp.
Pocillopora guadalupensis n. sp. Durham 1980 stony coral | |
Crustacea | |
Crustacea indet. Brünnich 1772 | |
Polychaeta | |
Polychaeta indet. Grube 1850 | |
Serpulidae indet. Rafinesque 1835 | |
Bivalvia | |
Brachidontes adamsianus Dunker 1857 mussel | |
Ostrea sp. Linnaeus 1758 oyster | |
Barbatia reeveana d'Orbigny 1846 clam | |
Chama squamuligera Pilsbry and Lowe 1932 jewel box | |
"Chione squamosa" = Chioneryx squamosa
"Chione squamosa" = Chioneryx squamosa Carpenter 1857 venus clam | |
Lasaea sp. Brown 1827 clam | |
"Ctena mexicana" = Ctena (Ctena) mexicana, Codakia distinguenda
"Ctena mexicana" = Ctena (Ctena) mexicana Dall 1901 clam
Codakia distinguenda Tryon 1872 clam | |
Gastropoda | |
Heliacus sp. d'Orbigny 1842 snail | |
Rissoella excolpa snail
Rissoella tumens snail | |
Odostomia terebellum, Odostomia sp., "Odostomia aepynota" = Ividia aepynota, "Turbonilla (Chemnitzia) sp." = Chemnitzia, "Odostomia navisa" = Ividella navisa
Odostomia terebellum snail
Odostomia sp. Fleming 1817 snail
"Odostomia aepynota" = Ividia aepynota Dall and Bartsch 1909 snail
"Turbonilla (Chemnitzia) sp." = Chemnitzia d'Orbigny 1840 snail
"Odostomia navisa" = Ividella navisa Dall and Bartsch 1907 snail | |
Pedipes liratus snail | |
Hipponix cranioides hoof shell | |
"Littorina keenae" = Littorina (Neritrema) keenae
"Littorina keenae" = Littorina (Neritrema) keenae Rosewater 1978 periwinkle | |
Barleeia haliotiphila Carpenter 1864 snail
Barleeia subtenuis Carpenter 1864 snail
Amphithalamus inclusus Lozouet 1998 snail | |
"Alvinia oldroydae" = Actonia oldroydae, Alvinia purpurea
"Alvinia oldroydae" = Actonia oldroydae Bartsch 1911 snail
Alvinia purpurea Dall 1871 snail | |
Volvarina taeniolata Mörch 1860 margin shell | |
"Murexiella cf. lappa" = Favartia lappa, Thais planospira, Thais biserialis, "Morula lugubris" = Mexacanthina lugubris, Purpura pansa
"Murexiella cf. lappa" = Favartia lappa Broderip 1833 murex snail
Thais planospira murex snail
Thais biserialis de Blainville 1832 murex snail
"Morula lugubris" = Mexacanthina lugubris Sowerby I 1822 murex snail
Purpura pansa murex snail | |
Conus purpurascens, Conus princeps, Conus fergusoni, "Conus californicus" = Californiconus californicus
Conus purpurascens cone shell
Conus princeps cone shell
Conus fergusoni Sowerby 1875 cone shell
"Conus californicus" = Californiconus californicus Reeve 1844 cone shell | |
Columbella aureomexicana snail
Columbella sp. Lamarck 1799 snail
Mitrella guttata Sowerby 1832 snail | |
Latirus sp. Monfort 1810 snail | |
Mitra rupicola mitre shell | |
"Bursa californica" = Crossata ventricosa
"Bursa californica" = Crossata ventricosa Broderip 1833 frog shell | |
"Trivia solandri" = Pusula solandri
"Trivia solandri" = Pusula solandri Sowerby 1832 snail | |
"Cypraea cernica" = Erosaria cernica
"Cypraea cernica" = Erosaria cernica Sowerby 1870 cowry | |
"Erato columbella" = Hespererato columbella
"Erato columbella" = Hespererato columbella Menke 1847 snail | |
Dendropoma lituella, Vermetus (Thylaeodus) cf. compactus, Petaloconchus sp., "Petaloconchus cf. montereyensis" = Petaloconchus compactus
Dendropoma lituella Morch 1861 worm shell
Vermetus (Thylaeodus) cf. compactus worm shell
Petaloconchus sp. Lea 1843 worm shell
"Petaloconchus cf. montereyensis" = Petaloconchus compactus Carpenter 1864 worm shell | |
Sinum sp. Röding 1798 moon snail | |
Bittium sp. Gray 1847 cerith snail | |
"Tegula eiseni" = Agathistoma eiseni
"Tegula eiseni" = Agathistoma eiseni Jordan 1936 snail | |
"Tegula gallina" = Chlorostoma gallina, "Norrisia norrisi" = Norrisia norrisii
"Tegula gallina" = Chlorostoma gallina Forbes 1850 top snail
"Norrisia norrisi" = Norrisia norrisii Sowerby I 1838 top snail | |
"Homalopoma luridum" = Homalopoma (Homalopoma) luridum
"Homalopoma luridum" = Homalopoma (Homalopoma) luridum Dall 1885 snail | |
Tricolia sp. Risso 1826 snail | |
Sinezona rimuloides Carpenter 1865 snail | |
| |
Fissurella volcano Reeve 1849 snail | |
Lottia gigantea, "Collisella scabra" = Lottia scabra, "Collisella limatula" = Lottia limatula, "Collisella digitalis" = Lottia digitalis
Lottia gigantea Sowerby 1834 limpet
"Collisella scabra" = Lottia scabra Gould 1846 limpet
"Collisella limatula" = Lottia limatula Carpenter 1864 limpet
"Collisella digitalis" = Lottia digitalis Eschscholtz 1833 limpet | |
Polyplacophora | |
Nuttallina californica Reeve 1847 chiton
Callistochiton palmulatus Dall 1879 chiton | |
Lepidozona sp. Pilsbry 1892 chiton | |
Echinoidea | |
Echinoidea indet. Leske 1778 sea urchin | |
Eucidaris thouarsi pencil urchin | |
Astraea undosa | |
"Astraea undosa" = Megastraea undosa
"Astraea undosa" = Megastraea undosa Wood 1828 |