San Pedro area (1900s-1950s) [Lomita Marl]: Middle Pleistocene, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Mitrae idae
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Woodring et al. 1946 | |||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Acila castrensis
(Hinds 1843)
|
Woodring et al. 1946 | |||||||||
| recombined as Acila (Truncacila) castrensis | ||||||||||
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Bivalvia
- Carditida
- Crassatellidae
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Eucrassatella fluctuatus
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Bivalvia
- Carditida
- Carditidae
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Glans subquadrata
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| synonym of Glans carpenteri | ||||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Trachycardium quadrigenarium
(Conrad 1837)
|
Woodring et al. 1946 | |||||||||
| recombined as Dallocardia quadragenarium | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Antigona fordi
(Yates 1890)
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| recombined as Globivenus fordii | ||||||||||
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Bivalvia
- Lucinida
- Lucinidae
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Lucinoma annulata
(Reeve 1850)
|
Woodring et al. 1946 | |||||||||
| recombined as Lucinoma annulatum | ||||||||||
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Bivalvia
- Lucinida
- Thyasiridae
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Thyasira gouldi
(Philippi 1845)
|
Woodring et al. 1946 | |||||||||
| synonym of Tellina flexuosa | ||||||||||
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Axinopsis viridus
(Dall 1901)
|
Woodring et al. 1946 | |||||||||
| synonym of Axinopsida serricata | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Pecten bellus
(Conrad 1856)
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| recombined as Euvola bella | ||||||||||
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Chlamys hastatus
(Sowerby 1842)
|
Woodring et al. 1946 | |||||||||
| recombined as Chlamys hastata | ||||||||||
| ALSO: Chlamys hastatus hericeus | ||||||||||
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Chlamys jordani
(Arnold 1903)
|
Woodring et al. 1946 | |||||||||
| synonym of Chlamys rubida | ||||||||||
| AS: Chlamys islandicus jordani | ||||||||||
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Bivalvia
- Pectinida
- Anomiidae
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Pododesmus macrochisma
(Deshayes 1839)
|
Woodring et al. 1946 | |||||||||
| recombined as Pododesmus (Monia) macrochisma | ||||||||||
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Gastropoda
- Heterostropha
- Pyramidellidae
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Iselica fenestrata
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| synonym of Iselica ovoidea | ||||||||||
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Gastropoda
- Patellida
- Lottiidae
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Acmaea lepisma
Berry 1940
|
Woodring et al. 1946 | |||||||||
| synonym of Lottia depicta | ||||||||||
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Acmaea insessa
(Hinds 1842)
|
Woodring et al. 1946 | |||||||||
| recombined as Lottia insessa | ||||||||||
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Acmaea limatula
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| original and current combination Patella limatula | ||||||||||
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Acmaea ocharacea
|
Woodring et al. 1946 | |||||||||
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Acmaea funiculata
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Turritellidae
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Turritella cooperi
Carpenter 1864
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Woodring et al. 1946 | |||||||||
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Gastropoda
- Procerithiidae
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Bittium armillatum
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
| recombined as Lirobittium armillatum | ||||||||||
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Bittium attenuatum
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
| recombined as Lirobittium attenuatum | ||||||||||
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Bittium asperum
(Gabb 1861)
|
Woodring et al. 1946 | |||||||||
| recombined as Lirobittium asperum | ||||||||||
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Bittium interfossum
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| recombined as Lirobittium interfossum | ||||||||||
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Gastropoda
- Neogastropoda
- Marginellidae
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Hyalina californica
(Tomlin 1916)
|
Woodring et al. 1946 | |||||||||
| synonym of Volvarina taeniolata | ||||||||||
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Gastropoda
- Neogastropoda
- Muricidae
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Ocinebra munda
|
Woodring et al. 1946 | |||||||||
| original and current combination Ocenebra | ||||||||||
| AS: Ocinebra lurida munda | ||||||||||
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Boreotrophon pedroanus
(Arnold 1903)
|
Woodring et al. 1946 | |||||||||
| recombined as Boreotrophon pedroana | ||||||||||
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Boreotrophon multicostatus
(Eschscholtz 1829)
|
Woodring et al. 1946 | |||||||||
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Boreotrophon stuarti
(Smith 1880)
|
Woodring et al. 1946 | |||||||||
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Boreotrophon pacificus
Dall 1902
|
Woodring et al. 1946 | |||||||||
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Ceratostoma nuttalli
(Conrad 1837)
|
Woodring et al. 1946 | |||||||||
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Ocinebra interfossa
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
| recombined as Paciocinebrina interfossa | ||||||||||
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Ocinebra foveolata
(Hinds 1844)
|
Woodring et al. 1946 | |||||||||
| recombined as Paciocinebrina foveolata | ||||||||||
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Gastropoda
- Neogastropoda
- Cystiscidae
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Cypraeolina pyriformis
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| synonym of Granulina margaritula | ||||||||||
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Cystiscus regularis
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| synonym of Gibberula subtrigona | ||||||||||
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Barbarofusus barbarensis
(Trask 1855)
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Neogastropoda
- Nassariidae
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"Nassa" mendica
Gould 1849
|
Woodring et al. 1946 | |||||||||
| recombined as Hima mendica | ||||||||||
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"Nassa" cooperi
Forbes 1852
|
Woodring et al. 1946 | |||||||||
| recombined as Hima cooperi | ||||||||||
| AS: "Nassa" mendica cooperi | ||||||||||
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"Nassa" perpinguis
Hinds 1844
|
Woodring et al. 1946 | |||||||||
| recombined as Caesia perpinguis | ||||||||||
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Gastropoda
- Neogastropoda
- Columbellidae
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Mitrella gasuapata
|
Woodring et al. 1946 | |||||||||
| AS: Mitrella carinata gasuapata | ||||||||||
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Mitrella tuberosa
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
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Mitrella carinata
(Hinds 1844)
|
Woodring et al. 1946 | |||||||||
| recombined as Alia carinata | ||||||||||
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Amphissa versicolor
Dall 1871
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Neogastropoda
- Cancellariidae
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Cancellaria cooperi
(Gabb 1865)
|
Woodring et al. 1946 | |||||||||
| original and current combination Cancellaria (Narona) cooperii | ||||||||||
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Massyla gracilior
(Gabb 1869)
|
Woodring et al. 1946 | |||||||||
| recombined as Admete gracilior | ||||||||||
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Gastropoda
- Neogastropoda
- Olividae
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Olivella biplicata
(Sowerby 1825)
|
Woodring et al. 1946 | |||||||||
| recombined as Callianax biplicata | ||||||||||
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Olivella baetica
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
| recombined as Callianax baetica | ||||||||||
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Gastropoda
- Neogastropoda
- Conidae
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Conus californicus
Reeve 1844
|
Woodring et al. 1946 | |||||||||
| recombined as Californiconus californicus | ||||||||||
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Gastropoda
- Newtoniellidae
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Cerithiopsis necropolitana
(Bartsch 1911)
|
Woodring et al. 1946 | |||||||||
| recombined as Cerithiopsida necropolitana | ||||||||||
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Gastropoda
- Cerithiopsidae
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Cerithiopsis cosmia
Bartsch 1907
|
Woodring et al. 1946 | |||||||||
| recombined as Cerithiopsidella cosmia | ||||||||||
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Gastropoda
- Triphoridae
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Triphora pedroana
(Bartsch 1907)
|
Woodring et al. 1946 | |||||||||
| recombined as Monophorus pedroanus | ||||||||||
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Gastropoda
- Littorinidae
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Littorina scutulata
Gould 1849
|
Woodring et al. 1946 | |||||||||
| recombined as Littorina (Littorina) scutulata | ||||||||||
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Lacuna unifaciata
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Caecidae
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Caecum californicum
Dall 1885
|
Woodring et al. 1946 | |||||||||
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Caecum grippi
Bartsch 1920
|
Woodring et al. 1946 | |||||||||
| synonym of Caecum quadratum | ||||||||||
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Micranellum crebricinctum
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| original and current combination Caecum crebricinctum | ||||||||||
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Gastropoda
- Vermetidae
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Petaloconchus annellum
|
Woodring et al. 1946 | |||||||||
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Aletes squamigerus
Carpenter 1857
|
Woodring et al. 1946 | |||||||||
| recombined as Thylacodes squamigerus | ||||||||||
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Gastropoda
- Barleeiidae
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Diala marmorea
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
| synonym of Pseudodiala acuta | ||||||||||
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Barleeia haliotiphila
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Rissoidae
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Alvania acutelirata
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| synonym of Actonia compacta | ||||||||||
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Alvania purpurea
Dall 1871
|
Woodring et al. 1946 | |||||||||
| recombined as Alvinia purpurea | ||||||||||
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Calyptraea fastigiata
Gould 1846
|
Woodring et al. 1946 | |||||||||
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Crepidula nummaria
Gould 1846
|
Woodring et al. 1946 | |||||||||
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Crepidula onyx
Sowerby 1824
|
Woodring et al. 1946 | |||||||||
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Crepidula adunca
Sowerby 1824
|
Woodring et al. 1946 | |||||||||
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Crepipatella charybdis
(Berry 1940)
|
Berry 1940 | |||||||||
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Crepipatella lingulata
(Gould 1846)
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Trochidae
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Tegula montereyi
(Kiener 1850)
|
Woodring et al. 1946 | |||||||||
| recombined as Chlorostoma montereyi | ||||||||||
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Calliostoma doliarium
(Chemnitz 1788)
|
Woodring et al. 1946 | |||||||||
| synonym of Calliostoma canaliculatum | ||||||||||
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Calliostoma annulatum
(Lightfoot 1786)
|
Woodring et al. 1946 | |||||||||
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Calliostoma ligatum
(Gould 1849)
|
Woodring et al. 1946 | |||||||||
| recombined as Calliostoma ligatus | ||||||||||
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Pupillaria optabilis
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| recombined as Lirularia optabilis | ||||||||||
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Gastropoda
- Solariellidae
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Solariella permabilis
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| recombined as Minolia peramabilis | ||||||||||
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Solariella rhyssa
Dall 1919
|
Woodring et al. 1946 | |||||||||
| synonym of Minolia peramabilis | ||||||||||
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Gastropoda
- Liotiidae
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Liotia fenestrata
Carpenter 1864
|
Woodring et al. 1946 | |||||||||
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Gastropoda
- Turbinidae
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Homalopoma paucicostatum
(Dall 1871)
|
Woodring et al. 1946 | |||||||||
| recombined as Homalopoma (Homalopoma) paucicostatum | ||||||||||
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Homalopoma subobsoletum
(Willett 1937)
|
Woodring et al. 1946 | |||||||||
| recombined as Homalopoma (Homalopoma) subobsoletum | ||||||||||
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Homalopoma bacula
(Carpenter 1864)
|
Woodring et al. 1946 | |||||||||
| recombined as Homalopoma (Homalopoma) baculum | ||||||||||
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Pupillaria sp.
Dall 1909
|
Woodring et al. 1946 | |||||||||
| spelled with current rank as Margarites (Pupillaria) | ||||||||||
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Gastropoda
- Lepetellida
- Fissurellidae
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Puncturella delosi
Arnold 1907
|
Woodring et al. 1946 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Los Angeles |
| Coordinates: | 33.7° North, 118.3° West (view map) | ||||
| Paleocoordinates: | 33.7° North, 118.3° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | local area |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Chibanian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Middle Pleistocene | ||
| Age range of interval: | 0.77400 - 0.12900 m.y. ago |
Stratigraphy
| Formation: | Lomita Marl | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: LITHOSTRATIGRAPHY: A composite from the Lomita Marl, which unconformably overlies the Altamira Shale, Valmote Diatomite and Malaga Mudstone, and is overlain by the Timms Point Silt, Sand Pedro Sand, or Palos Verdes Sand. AGE: Middle Pleistocene. STRATIGRAPHIC POSITION: A composite from multiple unspecified collections from the San Pedro Sand so assigned a formation stratigraphic resolution. | |||||
Lithology and environment
| Primary lithology: | poorly lithified calcareous marl |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Not listed, but generally a unconsolidated calcareous silt or marl. LITHIFICATION: Not stated, but typically poorly llithified. | |
| Environment: | offshore |
| Geology comments: ENVIRONMENT: Typically containing an inner-mid shelf fauna. | |
Taphonomy
| Modes of preservation: | body,original aragonite,original calcite |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection excludes: | some genera |
| Collection methods: | survey of museum collection |
| Reason for describing collection: | general faunal/floral analysis |
| Collection method comments: COLLECTOR: unknown, possible multiple collectors. REPOSITORY: unknown, possible multiple repositories. | |
| Taxonomic list comments:COVERAGE: Limited to molluscs stated or figured in text. NOMENCLATURE: Updated to 1960s era, so somewhat antiquated but standardized and typically resolved to species resolution. | |
Metadata
| Database number: | 223525 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2021-11-15 01:08:38 | Last modified: | 2021-11-15 01:39:47 |
| Access level: | authorizer only | Released: | 2022-05-15 01:08:38 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 78450. | U.S. Grant IV. 1936. Summary of the marine Pleistocene of California. Geolological Society of America Proceedings for 1935 349-350 [A. Hendy/A. Hendy] |
Secondary references:
| 69613 | S. S. Berry. 1940. New Mollusca from the Pleistocene of San Pedro, California - I. Bulletins of American Paleontology 25(94A):1-16 [A. Hendy/A. Hendy] | |
| 78337 | A. Hendy. 2021. A review of the Quaternary Mollusca of the Palos Verdes Peninsula. [A. Hendy/A. Hendy] | |
| 41105 | W. P. Woodring, M. N. Bramlette, and W. S. W. Kew. 1946. Geology and Paleontology of Palos Verdes Hills, California. US Geological Survey Professional Paper 207:1-145 [M. Uhen/M. Shalap/M. Uhen] |