LACMIP Loc. 1307 (Pleistocene of the United States)

Also known as Marincovich Site 7-1

Where: Los Angeles County, California (33.7° N, 118.3° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Middle Pleistocene (0.8 - 0.1 Ma)

• LITHOSTRATIGRAPHY: From unnamed Quaternary terrace, which locally overlies Altamira Shale (middle-late Miocene). AGE: Late Pleistocene, following Marincovich (1976), but edited to middle Pleistocene by enterer on the basis of terrace position. STRATIGRAPHIC DETAILS: From terrace seven of Woodring et al. (1946).

• bed-level stratigraphic resolution

Environment/lithology: shoreface; unlithified siliciclastic sediments

• ENVIRONMENT: fauna is characteristic of rocky intertidal or shallow subtidal hard ground. SEQUENCE STRATIGRAPHY: from terrace deposit accumulated under transgressive conditions.
• LITHOLOGY: not reported in text, but siliciclastic. LITHIFICATION: not reported in text, but fossils in LACMIP collection from LACMIP loc. 1309 are unlithified.

Size class: macrofossils

Preservation: original aragonite, original calcite

Collected by W. Easton & L. Marincovich; reposited in the LACM

Collection methods: bulk, surface (float), surface (in situ),

• COLLECTOR: W. Easton and L. Marincovich (c. 1970s). REPOSITORY: LACMIP, including former USC collections.

Primary reference: L. Marincovich. 1976. Late Pleistocene molluscan faunas from upper terraces of the Palos Verdes Hills, California. Natural History Museum of Los Angeles County Contributions in Science 281:1-28 [A. Hendy/A. Hendy/S. Ávila]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 202492: authorized by Austin Hendy, entered by Austin Hendy on 12.07.2019

Creative Commons license: CC0 (CC0)

Taxonomic list

• COVERAGE: Exhaustive for molluscs, but echinoids and decapods are likely present and are not included. NOMENCLATURE: Somewhat antiquated, but mostly with species-resolution identifications.
Gastropoda
 Trochoidea - Trochidae
 Patellida - Lottiidae
"Collisella scabra" = Lottia scabra, "Notoacmea insessa" = Lottia insessa, "Collisella limatula" = Lottia limatula
"Collisella scabra" = Lottia scabra Gould 1846 limpet
"Notoacmea insessa" = Lottia insessa Hinds 1842 limpet
"Collisella limatula" = Lottia limatula Carpenter 1864 limpet
 Heterostropha - Acteonidae
"Acteon traski" = Acteon traskii
"Acteon traski" = Acteon traskii Stearns 1897 snail
  - Neptuneidae
Macron lividus Adams 1855 snail
 Trochoidea - Tegulidae
"Tegula eiseni" = Agathistoma eiseni
"Tegula eiseni" = Agathistoma eiseni Jordan 1936 snail
 Trochoidea - Trochidae
"Tegula funebralis" = Chlorostoma funebrale
"Tegula funebralis" = Chlorostoma funebrale Adams 1855 top snail
 Trochoidea - Turbinidae
"Astraea undosa" = Megastraea undosa, "Homalopoma luridum" = Homalopoma (Homalopoma) luridum
"Astraea undosa" = Megastraea undosa Wood 1828 snail
"Homalopoma luridum" = Homalopoma (Homalopoma) luridum Dall 1885 snail
 Lepetellida - Fissurellidae
Megathura crenulata Sowerby 1825 snail
Fissurella volcano Reeve 1849 snail
 Neogastropoda -
"Fusinus cf. arnoldi" = Harfordia arnoldi
"Fusinus cf. arnoldi" = Harfordia arnoldi Cossmann 1903 snail
 Neogastropoda - Conidae
"Conus californicus" = Californiconus californicus
"Conus californicus" = Californiconus californicus Reeve 1844 cone shell
 Neogastropoda - Mangeliidae
"Clathromangelia aff. variegata" = Tenaturris variegata
"Clathromangelia aff. variegata" = Tenaturris variegata Carpenter 1864 snail
 Neogastropoda - Columbellidae
"Mitrella carinata" = Alia carinata, Amphissa versicolor
"Mitrella carinata" = Alia carinata Hinds 1844 dovesnail
Amphissa versicolor Dall 1871 snail
 Neogastropoda - Muricidae
Maxwellia gemma Sowerby 1879 murex snail
Ceratostoma nuttalli Conrad 1837 murex snail
"Acanthina spirata" = Acanthinucella spirata Blainville 1832 murex snail
 Neogastropoda - Olividae
"Olivella biplicata" = Callianax biplicata
"Olivella biplicata" = Callianax biplicata Sowerby 1825 olive snail
 Sorbeoconcha - Cypraeidae
"Cypraea spadicea" = Neobernaya spadicea
"Cypraea spadicea" = Neobernaya spadicea Swainson 1823 cowry
 Sorbeoconcha - Triviidae
"Trivia solandri" = Pusula solandri
"Trivia solandri" = Pusula solandri Sowerby 1832 snail
 Sorbeoconcha - Hipponicidae
Antisabia panamensis Adams 1852 hoof shell
Hipponix tumens Carpenter 1864 hoof shell
 Sorbeoconcha - Littorinidae
"Littorina planaxis" = Littorina (Neritrema) keenae, "Littorina scutulata" = Littorina (Littorina) scutulata
"Littorina planaxis" = Littorina (Neritrema) keenae Rosewater 1978 periwinkle
"Littorina scutulata" = Littorina (Littorina) scutulata Gould 1849 periwinkle
 Sorbeoconcha - Cerithiopsidae
Cerithiopsis sp. Hanley 1849 snail
 Sorbeoconcha - Triphoridae
"Triphora pedroana" = Monophorus pedroanus
"Triphora pedroana" = Monophorus pedroanus Bartsch 1907 snail
 Sorbeoconcha - Rissoidae
Alvinia purpurea, "Alvinia compacta" = Actonia compacta
Alvinia purpurea Dall 1871 snail
"Alvinia compacta" = Actonia compacta Carpenter 1864 snail
 Sorbeoconcha - Caecidae
Caecum cf. crebricinctum Carpenter 1864 snail
 Sorbeoconcha - Vermetidae
"Serpulorbis squamigerus" = Thylacodes squamigerus
"Serpulorbis squamigerus" = Thylacodes squamigerus Carpenter 1857 worm shell
 Neotaenioglossa - Calyptraeidae
Crepidula nummaria Gould 1846 slipper shell
Crepidula onyx Sowerby 1824 slipper shell
Crepipatella lingulata Gould 1846 slipper shell
 Vanikoroidea - Eulimidae
Balcis sp. Leach 1847 snail
 Epitonioidea - Epitoniidae
Opalia montereyensis Dall 1907 wentletrap
Bivalvia
 Mytilida - Mytilidae
Septifer bifurcatus Conrad 1837 mussel
Lithophaga sp. Röding 1798 mussel
 Ostreida - Ostreidae
Ostrea conchaphila Carpenter 1857 oyster
 Pectinida - Pectinoidae
"Hinnites multirugosus" = Crassadoma gigantea
"Hinnites multirugosus" = Crassadoma gigantea Gray 1825 scallop
 Pectinida - Anomiidae
"Pododesmus macrochismus" = Pododesmus (Monia) macrochisma
"Pododesmus macrochismus" = Pododesmus (Monia) macrochisma Deshayes 1839 scallop
 Carditida - Carditidae
"Glans subquadrata" = Glans carpenteri, Milneria cf. minima
"Glans subquadrata" = Glans carpenteri Lamy 1922 clam
Milneria cf. minima Dall 1871 clam
 Lucinida - Lucinidae
Epilucina californica Conrad 1837 clam
 Cardiida - Lasaeidae
"Lasaea cistula" = Lasaea adansoni
"Lasaea cistula" = Lasaea adansoni Gmelin 1791 kelly clam
 Cardiida - Neoleptonidae
Bernardina bakeri Dall 1910 clam
 Cardiida - Semelidae
Cumingia californica, "Semele cf. decisa" = Semele (Semele) decisa, "Semele rupicola" = Semele (Elegantula) rupicola
Cumingia californica Conrad 1837 clam
"Semele cf. decisa" = Semele (Semele) decisa Conrad 1837 clam
"Semele rupicola" = Semele (Elegantula) rupicola Dall 1915 clam
 Cardiida - Veneridae
"Ventricola fordi" = Globivenus fordii, "Transenella tantilla" = Nutricola tantilla, Saxidomus nuttalli
"Ventricola fordi" = Globivenus fordii Yates 1890 venus clam
"Transenella tantilla" = Nutricola tantilla Gould 1853 venus clam
Saxidomus nuttalli Conrad 1837 venus clam
 Cardiida - Ungulinidae
"Diplodonta cf. sericata" = Diplodonta (Felaniella) sericata
"Diplodonta cf. sericata" = Diplodonta (Felaniella) sericata Reeve 1850 clam
 Cardiida - Chamidae
Chama arcana Bernard 1976 jewel box
 Pholadida - Pholadidae
 Pholadida - Corbulidae
"Corbula luteola" = Caryocorbula luteola
"Corbula luteola" = Caryocorbula luteola Carpenter 1864 clam
Polyplacophora
 Neoloricata - Mopaliidae
Mopalia aff. ciliata Sowerby 1840 chiton
Mopalia muscosa Gould 1846 chiton
Placiphorella velata Carpenter 1879 chiton
 Chitonida - Callistoplacidae
Callistochiton crassicostatus Pilsbry 1893 chiton
Callistochiton decoratus Pilsbry 1896 chiton
Callistochiton palmulatus Dall 1879 chiton
 Chitonida - Ischnochitonidae
Stenoplax cf. magdalenensis, "Lepidochitona keepiana" = Cyanoplax keepiana
Stenoplax cf. magdalenensis Hinds 1845 magdalena chiton
"Lepidochitona keepiana" = Cyanoplax keepiana Berry 1948 keep's chiton
 Neoloricata - Chaetopleuridae
Chaetopleura gemma Carpenter 1879 chiton