Where: Los Angeles County, California (33.8° N, 118.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Lomita Marl Formation, Middle Pleistocene (0.8 - 0.1 Ma)
• LITHOSTRATIGRAPHY: From the Lomita Marl, which is locally overlain by the Timms Point Silt and San Pedro Sand. AGE: Early Pleistocene in Woodring et al. (1946) and Valentine PhD, but is now regarded as Middle Pleistocene [A. Hendy]. STRATIGRAPHIC POSITION: List is representation of formation at this section.
• formation-level stratigraphic resolution
Environment/lithology: offshore; unlithified, sandy, calcareous marl
Size classes: macrofossils, mesofossils
Preservation: original aragonite, original calcite
Collected by S. Berry, E. P. Chace, & R. Cross; reposited in the CAS
• COLLECTOR: S. Berry and other collectors; multiple collecting events. REPOSITORY: Likely to be at CAS; former Stanford collections.
Primary reference: 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]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 203118: authorized by Austin Hendy, entered by Austin Hendy on 27.07.2019, edited by Jonathan Marcot
Creative Commons license: CC0 (CC0)
Taxonomic list
Bivalvia | |
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Gastropoda | |
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"Acmaea lepisma n. sp." = Lottia depicta Hinds 1842 limpet | |
"Actaeon (Microglyphis) schencki n. sp." = Microglyphis breviculus1
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"Iselica fenestrata" = Iselica ovoidea5
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Calliostoma grantianum n. sp. Berry 1940 top snail | |
"Astraea (Pomaulax) petrothauma n. sp." = Megastraea turbanica
"Astraea (Pomaulax) petrothauma n. sp." = Megastraea turbanica Dall 1900 snail | |
"Bittium asperum" = Lirobittium asperum5, "Bittium attenuatum" = Lirobittium attenuatum5, "Bittium purpureum" = Lirobittium purpureum5, "Bittium rugatum" = Lirobittium rugatum5, "Bittium armillatum" = Lirobittium armillatum5
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"Harfordia monkseae" = Harfordia robusta5
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"Clathurella conradiana" = Crockerella conradiana5, "Clathurella (Glyphostoma) tridesmia n. sp." = Crockerella tridesmia1
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"Oenopota turrispira n. sp." = Propebela turrispira1
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"Clavus (Crassispira) zizyphus n. sp." = Strictispira zizyphus
"Clavus (Crassispira) zizyphus n. sp." = Strictispira zizyphus Berry 1940 snail | |
"Moniliopsis chacei n. sp." = Ophiodermella cancellata1
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"Skenea cyclostoma n. sp." = Skeneopsis smithi1
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"Diala marmorea" = Pseudodiala acuta5
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"Alvania compacta" = Actonia compacta5
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"Fartulum occidentale" = Fartulum dextroversum5
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"Aletes squamigerus" = Thylacodes squamigerus5
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Antiplanes macfarlandi n. sp.2
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"Balcis thersites" = Melanella thersites4, "Balcis (Vitreolina) incallida" = Melanella thersites4, "Balcis (Vitreolina) ebriconus" = Melanella thersites4, "Balcis (Balcis) tersa" = Balcis tersa4, "Balcis prefalcata" = Vitreolina macra4, "Balcis (Vitreolina) obstipa" = Vitreolina macra4, Balcis micans4, "Balcis oldroydi" = Balcis oldroydae5, "Balcis rutila" = Polygireulima rutila5
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"Epitonium indianorum" = Nitidiscala indianorum5, "Alabina effiae" = Acirsella effiae7, Opalia montereyensis3
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Bivalvia | |
"Nuculana taphria" = Saccella taphria5
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"Glycymeris profunda" = Glycymeris septentrionalis8
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"Pecten diegensis" = Leopecten diegensis5
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Adontorhina cyclia n. sp.2
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