Where: Los Angeles County, California (33.7° N, 118.3° W)
• coordinate based on political unit
• local area-level geographic resolution
When: San Pedro Sand Formation, Middle Pleistocene (0.8 - 0.1 Ma)
• LITHOSTRATIGRAPHY: A composite from the San Pedro Sand, but possibly including fossils from the Palos Verdes Sand or Timms Point Silt. AGE: Late Pleistocene, although a Middle Pleistocene-Late Pleistocene age might be applicable. STRATIGRAPHIC POSITION: A composite from multiple unspecified collections from the San Pedro Sand so assigned a formation stratigraphic resolution.
• formation-level stratigraphic resolution
Environment/lithology: coastal; unlithified sandstone
Size classes: macrofossils, mesofossils
Preservation: original aragonite, original calcite
Collection methods: COLLECTOR: unknown, possible multiple collectors. REPOSITORY: unknown, possible multiple repositories.
Primary reference: R. Arnold. 1906. Tertiary and Quaternary pectens of California. USGS Professional Paper 47:1-264 [M. Uhen/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 223329: authorized by Austin Hendy, entered by Austin Hendy on 08.11.2021
Creative Commons license: CC0 (CC0)
Taxonomic list
Bivalvia | |
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Gastropoda | |
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Bivalvia | |
"Glycymeris subobsoleta" = Glycymeris septentrionalis3
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"Pododesmus macrochisma" = Pododesmus (Monia) macrochisma5
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"Thracia trapezoides" = Thracia (Homoeodesma) trapezoides
"Thracia trapezoides" = Thracia (Homoeodesma) trapezoides Conrad 1849 clam | |
Gastropoda | |
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"Bittium attenuatum" = Lirobittium attenuatum5, "Bittium asperum" = Lirobittium asperum5, "Bittium rugatum" = Lirobittium rugatum5
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"Pseudorotella invallata" = Pseudorotella supravallatum5
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"Fartulum occidentale" = Fartulum dextroversum5, "Micranellum crebricinctum" = Caecum crebricinctum5, Caecum californicum5
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"Alvania acutelirata" = Actonia compacta5
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"Diala marmorea" = Pseudodiala acuta5, "Rissoina coronadoensis" = Barleeia coronadoensis5, Barleeia haliotiphila5
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"Lacuna unifasciata" = Lacuna (Epheria) unifasciata5, "Littorina scutulata" = Littorina (Littorina) scutulata5, "Littorina planaxis" = Littorina (Neritrema) keenae5
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""Nassa" mendica cooperi" = Hima cooperi5, ""Nassa" mendica" = Hima mendica5, ""Nassa" perpinguis" = Caesia perpinguis5, ""Nassa" fossatus" = Caesia fossatus5
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Amphissa versicolor5, Mitrella tuberosa5, "Mitrella carinata gausapata" = Mitrella gausapata5, Aesopus chrysalloideus5, "Mitrella carinata" = Alia carinata5
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Boreotrophon pedroana5, "Ocinebra lurida munda" = Paciocinebrina munda5, "Ocinebra interfossa" = Paciocinebrina interfossa5, "Acanthina spirata" = Acanthinucella spirata5
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"Olivella baetica" = Callianax baetica5, "Olivella pedroana" = Callianax pedroana5, "Olivella biplicata" = Callianax biplicata5
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"Conus californicus" = Californiconus californicus5
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"Neverita reclusiana" = Glossaulax reclusiana5
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"Cerithiopsis cosmia" = Cerithiopsidella cosmia5
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"Cerithiopsis antemunda" = Cerithiopsida diegensis5
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Calyptraea fastigiata5, Crepipatella lingulata5, Crepidula adunca5, Crepidula nummaria5, Crepidula onyx5
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"Tegula funebralis" = Chlorostoma funebrale5, "Pupillaria optabilis" = Lirularia optabilis4, "Calliostoma doliarium" = Calliostoma canaliculatum5, Calliostoma ligatum5, Calliostoma annulatum5
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"Pachypoma gibberosum" = Pomaulax gibberosa5, "Pupillaria sp." = Margarites (Pupillaria)5, "Homalopoma bacula" = Homalopoma (Homalopoma) baculum5, "Homalopoma subobsoletum" = Homalopoma (Homalopoma) subobsoletum5, "Homalopoma carpenteri" = Homalopoma (Homalopoma) luridum5
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"Tricolia compta" = Eulithidium comptum5
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