Where: Los Angeles County, California (33.7° N, 118.3° W: paleocoordinates 33.7° N, 118.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Timms Point Silt Formation, Middle Pleistocene (0.8 - 0.1 Ma)
• LITHOSTRATIGRAPHY: From "Timms Point beds", which locally overly Miocene shale. AGE: Pleistocene, following Clark (1931), but edited to middle Pleistocene by enterer on the basis of established modern age control. STRATIGRAPHIC DETAILS: In middle and upper portion of bed no. 1
• bed-level stratigraphic resolution
Environment/lithology: offshore; unlithified siltstone
Size classes: macrofossils, mesofossils
Preservation: original aragonite, original calcite
Collected by W. Woodring in 1928; reposited in the CIT, LACM
Collection methods: bulk, surface (float), surface (in situ),
• COLLECTOR: W. Woodring, 1928. REPOSITORY: LACMIP, including former CIT collections.
Primary reference: A. Clark. 1931. The cool-water Timms Point Pleistocene horizon at San Pedro, California. Transactions of the San Diego Society of Natural History 7:25-42 [A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 202636: authorized by Austin Hendy, entered by Austin Hendy on 16.07.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Diadora aspera" = Diodora aspera, "Puncturella cucullata" = Craniopsis cucullata, Puncturella galeata
"Diadora aspera" = Diodora aspera Rathke 1833 snail
"Puncturella cucullata" = Craniopsis cucullata Gould 1846 puncturella
Puncturella galeata Gould 1846 puncturella | |
Calliostoma canaliculatum Lightfoot 1786 top snail | |
Pomaulax gibberosa Dillwyn 1817 red turban | |
Cidarina cidaris Adams 1864 snail | |
Epitonium indianorum Carpenter 1864 wentletrap | |
"Turritella cooperi" = Turritella cooperi, "Turritella jewettii" = Turritella cooperi
"Turritella cooperi" = Turritella cooperi Carpenter 1864 turret shell
"Turritella jewettii" = Turritella cooperi Carpenter 1864 turret shell | |
Fusitriton oregonensis Redfield 1846 triton shell | |
Boreotrophon multicostatus, Boreotrophon orpheus, Boreotrophon stuarti, "Tritonalia barbarensis" = Paciocinebrina barbarensis
Boreotrophon multicostatus Eschscholtz 1829 murex snail
Boreotrophon stuarti Smith 1880 murex snail
"Tritonalia barbarensis" = Paciocinebrina barbarensis Gabb 1865 murex snail | |
Propebela fidicula, ""Lora" tabulata" = Propebela tabulata, "Conus californicus" = Californiconus californicus
Propebela fidicula Gould 1849 cone shell
""Lora" tabulata" = Propebela tabulata Carpenter 1864 cone shell
"Conus californicus" = Californiconus californicus Reeve 1844 cone shell | |
Borsonella bartschi Arnold 1903 snail | |
"Clathurella crystallina" = Crockerella crystallina, "Clathurella" sp.
"Clathurella crystallina" = Crockerella crystallina Gabb 1865 snail
"Clathurella" sp. Carpenter 1857 snail | |
"Mangilia" oldroydi Arnold 1903 snail | |
""Clathrodrillia" renaudi" = Rhodopetoma renaudi
""Clathrodrillia" renaudi" = Rhodopetoma renaudi Arnold 1903 snail | |
"Nassarius mendicus" = Hima mendica, "Nassarius cooperi" = Hima cooperi, "Nassarius perpinguis" = Caesia perpinguis
"Nassarius mendicus" = Hima mendica Gould 1849 snail
"Nassarius cooperi" = Hima cooperi Forbes 1852 snail
"Nassarius perpinguis" = Caesia perpinguis Hinds 1844 snail | |
"Cantharus fortis" = Calicantharus fortis
"Cantharus fortis" = Calicantharus fortis Carpenter 1866 snail | |
Amphissa reticulata Dall 1916 snail
Mitrella gausapata Gould 1850 snail | |
Barbarofusus barbarensis Trask 1855 snail
Barbarofusus kobelti Dall 1877 snail | |
"Neptunea tabulata" = Neptunea (Sulcosipho) tabulata, ""Exilia" rectirostris" = Exilioidea rectirostris
"Neptunea tabulata" = Neptunea (Sulcosipho) tabulata Baird 1863 true whelk
""Exilia" rectirostris" = Exilioidea rectirostris Carpenter 1864 true whelk | |
"Olivella biplicata" = Callianax biplicata
"Olivella biplicata" = Callianax biplicata Sowerby 1825 olive snail | |
Euspira lewisii, "Tectonatica clausa" = Cryptonatica affinis
Euspira lewisii Gould 1847 moon snail
"Tectonatica clausa" = Cryptonatica affinis Gmelin 1791 moon snail | |
"Bittium cf. rugatum" = Lirobittium rugatum, "Bittium ornatissimum" = Lirobittium armillatum
"Bittium cf. rugatum" = Lirobittium rugatum Carpenter 1866 snail
"Bittium ornatissimum" = Lirobittium armillatum Carpenter 1864 snail | |
"Antiplanes perversa" = Antiplanes catalinae
"Antiplanes perversa" = Antiplanes catalinae Raymond 1904 snail | |
Crepidula adunca, Crepidula princeps, Crepidula nummaria, "Crepidula lingulata" = Crepipatella lingulata
Crepidula adunca Sowerby 1824 slipper shell
Crepidula princeps Conrad 1855 slipper shell
Crepidula nummaria Gould 1846 slipper shell
"Crepidula lingulata" = Crepipatella lingulata Gould 1846 slipper shell | |
Acteocina harpa Dall 1871 barrel-bubble | |
Bivalvia | |
"Lucina annulata" = Lucinoma annulatum
"Lucina annulata" = Lucinoma annulatum Reeve 1850 clam | |
Solen sicarius Gould 1850 clam | |
Panomya ampla Dall 1898 clam
Panopea generosa Gould 1850 clam | |
""Protocardia" centifilosa" = Nemocardium (Keenaea) centifilosum, "Cerastoderma corbis" = Clinocardium (Clinocardium) nuttallii, "Trachycardium quadragenarium" = Dallocardia quadragenarium
""Protocardia" centifilosa" = Nemocardium (Keenaea) centifilosum Carpenter 1864 cockle
"Cerastoderma corbis" = Clinocardium (Clinocardium) nuttallii Conrad 1837 cockle
"Trachycardium quadragenarium" = Dallocardia quadragenarium Conrad 1837 cockle | |
"Macoma calcarea" = Macoma (Macoma) calcarea
"Macoma calcarea" = Macoma (Macoma) calcarea Gmelin 1792 tellin clam | |
"Semele incongrua" = Semele (Amphidesma) venusta
"Semele incongrua" = Semele (Amphidesma) venusta Reeve 1853 clam | |
"Pseudochama exogyra" = Chama exogyra
"Pseudochama exogyra" = Chama exogyra Conrad 1837 jewel box | |
"Venerella subdiaphana" = Compsomyax subdiaphana, "Saxidomus nuttallii" = Saxidomus nuttalli, "Psephidia ovalis" = Nutricola ovalis
"Venerella subdiaphana" = Compsomyax subdiaphana Carpenter 1864 venus clam
"Saxidomus nuttallii" = Saxidomus nuttalli Conrad 1837 venus clam
"Psephidia ovalis" = Nutricola ovalis Dall 1902 venus clam | |
"Poromya tenuiconcha" = Dermatomya tenuiconcha
"Poromya tenuiconcha" = Dermatomya tenuiconcha Dall 1913 clam | |
"Thracia trapezoides" = Thracia (Homoeodesma) trapezoides
"Thracia trapezoides" = Thracia (Homoeodesma) trapezoides Conrad 1849 clam | |
"Cardita barbarensis" = Hippocampocardia barbarensis, "Cardita ventricosa" = Coanicardita ventricosa
"Cardita barbarensis" = Hippocampocardia barbarensis Stearns 1890 clam
"Cardita ventricosa" = Coanicardita ventricosa Gould 1850 clam | |
"Chlamys hastatus" = Chlamys hastata, Chlamys rubida, Chlamys jordani, ""Pecten" caurinus" = Patinopecten caurinus
Chlamys jordani Arnold 1903 scallop
""Pecten" caurinus" = Patinopecten caurinus Gould 1850 scallop | |
"Yoldia scissurata" = Yoldia (Cnesterium) aeolica
"Yoldia scissurata" = Yoldia (Cnesterium) aeolica Valenciennes 1846 clam | |
"Acila castrensis" = Acila (Truncacila) castrensis
"Acila castrensis" = Acila (Truncacila) castrensis Hinds 1843 divaricate nutclam | |
Rhynchonellata | |