Deadman Island area - Lower San Pedro Series (1900s-1950s) [San Pedro Sand] (Pleistocene of the United States)

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

• coordinate estimated from map

• local area-level geographic resolution

When: San Pedro Sand Formation, Middle Pleistocene (0.8 - 0.1 Ma)

• LITHOSTRATIGRAPHY: From the lower part of the San Pedro Series [=San Pedro Sand]: AGE: Middle Pleistocene (~0.3 Ma) based on current understanding of the San Pedro Sand. STRATIGRAPHIC RESOLUTION: List is exhaustive of the San Pedro Sand in a relatively small geographic area, so given stratigraphic resolution of formation.

• formation-level stratigraphic resolution

Environment/lithology: coastal; unlithified, shelly/skeletal sandstone

• ENVIRONMENT: Not stated, but based on current understanding of the units likely collected the list represents nearshore through inner shelf, siliciclastic depositional settings.
• SPECIFIC LITHOLOGY: Unknown, but based on likely collecting localities would have likely comprise sand and possibly conglomerate. LITHIFICATION: Unknown, but based on likely collecting localities would have been unlithified.

Size classes: macrofossils, mesofossils, microfossils

Preservation: original aragonite, original calcite

Collection methods: COLLECTOR: Multiple collectors including R. Arnold, M. Williamson, and others. REPOSITORY: Multiple repositories including CAS, LACMIP, SBMNH, and UCMP.

Primary reference: R. Arnold. 1903. The Paleontology and Stratigraphy of the Marine Pliocene and Pleistocene of San Pedro, California. Contributions to Biology from The Hopkins Seaside Laboratory 31 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 222663: authorized by Austin Hendy, entered by Austin Hendy on 11.10.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

• TAXONOMIC COVERAGE: Exhaustive for known taxa from this locality and stratigraphic unit. NOMENCLATURE: Antiquated, but resolved to species resolution.
Echinoidea
 Camarodonta - Strongylocentrotidae
Strongylocentrotus franciscanus Agassiz 1863 sea urchin
Strongylocentrotus purpuratus Stimpson 1857 sea urchin
 Clypeasteroida - Dendrasteridae
"Echinarachnius excentricus" = Dendraster excentricus
"Echinarachnius excentricus" = Dendraster excentricus Eschscholz 1826 sand dollar
Malacostraca
 Decapoda - Cancridae
Bivalvia
 Nuculida - Nuculidae
"Nucula suprastriata" = Nucula (Lamellinucula) exigua, "Nucula (Acila) castrensis" = Acila (Truncacila) castrensis, "Nucula cardara" = Ennucula cardara9
"Nucula suprastriata" = Nucula (Lamellinucula) exigua Sowerby 1833 nut clam
"Nucula (Acila) castrensis" = Acila (Truncacila) castrensis Hinds 1843 divaricate nutclam
"Nucula cardara" = Ennucula cardara9 Dall 1916 nut clam
 Nuculanida - Nuculanidae
"Leda taphria" = Saccella taphria, "Leda hamata" = Nuculana (Nuculana) hamata, "Leda fossa" = Nuculana (Nuculana) fossa, "Leda minuta" = Nuculana (Nuculana) minuta
"Leda taphria" = Saccella taphria Dall 1896 pointed nut clam
"Leda hamata" = Nuculana (Nuculana) hamata Carpenter 1864 pointed nut clam
"Leda fossa" = Nuculana (Nuculana) fossa Baird 1863 pointed nut clam
"Leda minuta" = Nuculana (Nuculana) minuta Müller 1776 pointed nut clam
SUBSPECIES: Leda minuta praecursor
 Nuculanida - Yoldiidae
"Yoldia scissurata" = Yoldia (Cnesterium) aeolica
"Yoldia scissurata" = Yoldia (Cnesterium) aeolica Valenciennes 1846 clam
 Hiatellida - Hiatellidae
Panomya ampla Dall 1898 clam
Panopea generosa Gould 1850 clam
 Solenida - Solenidae
Solen sicarius, "Solen rosaceus" = Solen rostriformis
Solen sicarius Gould 1850 clam
"Solen rosaceus" = Solen rostriformis Dunker 1862 clam
 Solenida - Pharidae
Siliqua lucida Conrad 1837 clam
 Poromyida - Cuspidariidae
"Neaera pectinata" = Cardiomya pectinata
"Neaera pectinata" = Cardiomya pectinata Carpenter 1864 clam
 Poromyida - Verticordiidae
Verticordia novemcostata Adams and Reeve 1863 clam
 Pandorida - Pandoridae
"Kennerlia filosa" = Pandora (Pandorella) filosa, "Kennerlia bicarinata" = Pandora (Pandorella) bilirata, "Clidiophora punctata" = Heteroclidus punctata
"Kennerlia filosa" = Pandora (Pandorella) filosa Carpenter 1863 clam
"Kennerlia bicarinata" = Pandora (Pandorella) bilirata Conrad 1855 clam
"Clidiophora punctata" = Heteroclidus punctata Conrad 1837 clam
 Pandorida - Lyonsiidae
Mytilimeria nuttalli Conrad 1837 clam
Lyonsia californica Conrad 1837 clam
 Pholadida - Myidae
Cryptomya californica Conrad 1837 softshell clam
 Pholadida - Corbulidae
"Corbula luteola" = Caryocorbula luteola
"Corbula luteola" = Caryocorbula luteola Carpenter 1864 clam
 Cardiida - Neoleptonidae
"Psephis salmonea" = Neolepton (Stohleria) salmonea
"Psephis salmonea" = Neolepton (Stohleria) salmonea Carpenter 1864 clam
 Cardiida - Lasaeidae
"Kellia suborbicularis" = Kellia suborbicularis, "Kellia laperousii" = Kellia suborbicularis, "Bornia retifera" = Rhamphidonta retifera
"Kellia suborbicularis" = Kellia suborbicularis Montague 1803 kelly clam
"Kellia laperousii" = Kellia suborbicularis Montague 1803 kelly clam
"Bornia retifera" = Rhamphidonta retifera Dall 1899 kelly clam
 Cardiida - Chamidae
Chama arcana8 Bernard 1976 jewel box
 Cardiida - Veneridae
"Saxidomus aratus" = Saxidomus nuttalli, "Psephis tantilla" = Nutricola tantilla, "Petricola carditoides" = Petricola (Petricola) carditoides, "Petricola denticulata" = Petricola (Petricolirus) denticulata, "Tivela crassatelloides" = Tivela (Pachydesma) stultorum, Cooperella subdiaphana, "Tapes staminea" = Leukoma staminea, "Venus (Chione) simillima" = Chione undatella, Callista subdiaphana
"Saxidomus aratus" = Saxidomus nuttalli Conrad 1837 venus clam
"Psephis tantilla" = Nutricola tantilla Gould 1853 venus clam
"Petricola carditoides" = Petricola (Petricola) carditoides Conrad 1837 venus clam
"Petricola denticulata" = Petricola (Petricolirus) denticulata Sowerby 1834 venus clam
"Tivela crassatelloides" = Tivela (Pachydesma) stultorum Mawe 1823 venus clam
Cooperella subdiaphana Carpenter 1864 venus clam
"Tapes staminea" = Leukoma staminea Conrad 1837 venus clam
"Venus (Chione) simillima" = Chione undatella Sowerby I 1835 venus clam
Callista subdiaphana Carpenter 1864 venus clam
SUBSPECIES: Callista subdiaphana pedroana
 Cardiida - Ungulinidae
Diplodonta orbella Gould 1851 clam
 Cardiida - Mactridae
"Mactra (Spisula) falcata" = Simomactra falcata
"Mactra (Spisula) falcata" = Simomactra falcata Gould 1850 clam
 Cardiida - Anatinellidae
Raeta undulata Gould 1851 clam
 Cardiida - Semelidae
"Semele pulchra" = Semele (Semele) pulchra Sowerby I 1832 clam
SUBSPECIES: Semele pulchra montereyensis
Cumingia californica Conrad 1837 clam
 Cardiida - Donacidae
"Donax laevigata" = Donax (Donax) gouldii, "Donax californica" = Donax (Paradonax) californicus
"Donax laevigata" = Donax (Donax) gouldii Dall 1921 clam
"Donax californica" = Donax (Paradonax) californicus Conrad 1837 clam
 Cardiida - Tellinidae
"Metis alta" = Leporimetis obesa, "Angulus buttoni" = Tellina (Angulus) buttoni, Macoma nasuta, "Macoma yoldiformis" = Macoploma yoldiformis, "Macoma inquinata" = Macoma (Macoma) inquinata, "Macoma calcarea" = Macoma (Macoma) calcarea, "Macoma secta" = Rexithaerus secta, "Moerella salmonea" = Cadella nuculoides, "Tellina bodegensis" = Megangulus bodegensis
"Metis alta" = Leporimetis obesa Deshayes 1855 tellin clam
"Angulus buttoni" = Tellina (Angulus) buttoni Dall 1900 tellin clam
Macoma nasuta Conrad 1837 tellin clam
"Macoma yoldiformis" = Macoploma yoldiformis Carpenter 1864 tellin clam
"Macoma inquinata" = Macoma (Macoma) inquinata Deshayes 1855 tellin clam
"Macoma calcarea" = Macoma (Macoma) calcarea Gmelin 1792 tellin clam
"Macoma secta" = Rexithaerus secta Conrad 1837 tellin clam
"Moerella salmonea" = Cadella nuculoides Reeve 1854 tellin clam
"Tellina bodegensis" = Megangulus bodegensis Hinds 1844 tellin clam
 Cardiida - Cardiidae
"Trachycardium quadrigenarium" = Dallocardia quadragenarium9, "Cardium procerum" = Mexicardia procera, Laevicardium substriatum, Clinocardium (Clinocardium) nuttallii8, "Protocardia centifilosum" = Nemocardium (Keenaea) centifilosum
"Trachycardium quadrigenarium" = Dallocardia quadragenarium9 Conrad 1837 cockle
"Cardium procerum" = Mexicardia procera Sowerby 1833 cockle
Laevicardium substriatum Conrad 1837 cockle
"Protocardia centifilosum" = Nemocardium (Keenaea) centifilosum Carpenter 1864 cockle
 Lucinida - Lucinidae
"Lucina nuttalli" = Lucinisca nuttalli, "Lucina californica" = Epilucina californica, Lucinoma annulatum8
"Lucina nuttalli" = Lucinisca nuttalli Conrad 1837 clam
"Lucina californica" = Epilucina californica Conrad 1837 clam
Lucinoma annulatum8 Reeve 1850 clam
 Lucinida - Thyasiridae
"Axinopsis viridus" = Axinopsida serricata9, "Thyasira gouldi" = Thyasira flexuosa9
"Axinopsis viridus" = Axinopsida serricata9 Carpenter 1864 clam
"Thyasira gouldi" = Thyasira flexuosa9 Montagu 1803 clam
 Carditida - Carditidae
"Lazaria subquadrata" = Glans carpenteri, "Venericardia barbarensis" = Hippocampocardia barbarensis, "Venericardia ventricosa" = Coanicardita ventricosa
"Lazaria subquadrata" = Glans carpenteri Lamy 1922 clam
"Venericardia barbarensis" = Hippocampocardia barbarensis Stearns 1890 clam
"Venericardia ventricosa" = Coanicardita ventricosa Gould 1850 clam
 Ostreida - Ostreidae
Ostrea conchaphila Carpenter 1857 oyster
 Pectinida - Anomiidae
"Anomia lampe" = Anomia peruviana
"Anomia lampe" = Anomia peruviana d'Orbigny 1846 jingle
 Pectinida - Limidae
Limaria hemphilli8 Hertlein and Strong 1946 file clam
 Pectinida - Propeamussiidae
"Propeamussium alaskensis" = Parvamussium alaskense1
"Propeamussium alaskensis" = Parvamussium alaskense1 Dall 1871 mud scallop
 Pectinida - Pectinoidae
"Pecten latiauratus" = Leptopecten latiauratus, "Pecten (Chlamys) jordani" = Chlamys rubida, "Pecten (Chlamys) hastatus" = Chlamys hastata, "Pecten (Chlamys) hericeus" = Chlamys hastata, "Pecten (Patinopecten) caurinus" = Patinopecten caurinus
"Pecten latiauratus" = Leptopecten latiauratus Conrad 1837 scallop
INCLUDES: Pecten latiauratus monotimeris
"Pecten (Chlamys) jordani" = Chlamys rubida Hinds 1845 scallop
"Pecten (Chlamys) hastatus" = Chlamys hastata Sowerby 1842 scallop
"Pecten (Chlamys) hericeus" = Chlamys hastata Sowerby 1842 scallop
INCLUDES: Pecten (Chlamys) hericeus strategies
"Pecten (Patinopecten) caurinus" = Patinopecten caurinus Gould 1850 scallop
 Arcida - Philobryidae
Philobrya setosa9 Carpenter 1864 clam
 Mytilida - Mytilidae
"Modiola recta" = Modiolatus rectus, Mytilus sp.8, Septifer bifurcatus, "Modiola fornicata" = Modiolus carpenteri
"Modiola recta" = Modiolatus rectus Conrad 1837 mussel
Mytilus sp.8 Linnaeus 1758 mussel
Septifer bifurcatus Conrad 1837 mussel
"Modiola fornicata" = Modiolus carpenteri Soot-Ryen 1963 mussel
Scaphopoda
 Gadilida - Gadilidae
Gadila aberrans8 Whiteaves 1887 tusk shell
 Dentaliida - Dentaliidae
"Dentalium indianorum" = Antalis pretiosa, Dentalium neohexagonum8
"Dentalium indianorum" = Antalis pretiosa Nuttall in Sowerby 1860 tusk shell
Dentalium neohexagonum8 Sharp and Pilsbry 1897 tusk shell
Gastropoda
 Opisthobranchiata - Retusidae
"Volvula cylindrica" = Volvulella cylindrica
"Volvula cylindrica" = Volvulella cylindrica Carpenter 1865 snail
 Opisthobranchiata - Cylichnidae
Cylichna alba, "Tornatina cerealis" = Acteocina cerealis, "Tornatina culcitella" = Acteocina culcitella, "Tornatina harpa" = Acteocina harpa
Cylichna alba Brown 1827 snail
"Tornatina cerealis" = Acteocina cerealis Gould 1853 barrel-bubble
"Tornatina culcitella" = Acteocina culcitella Gould 1853 barrel-bubble
"Tornatina harpa" = Acteocina harpa Dall 1871 barrel-bubble
 Neotaenioglossa - Calyptraeidae
Crepidula sp.8, "Crepidula navicelloides" = Crepidula nummaria, Crepidula princeps6, "Crepidula dorsata" = Crepipatella dorsata, Crepipatella charybdis7, Bostrycapulus decorus8, "Galerus mammillaris" = Calyptraea mamillaris
Crepidula sp.8 Lamarck 1799 slipper shell
"Crepidula navicelloides" = Crepidula nummaria Gould 1846 slipper shell
Crepidula princeps6 Conrad 1855 slipper shell
"Crepidula dorsata" = Crepipatella dorsata Broderip 1834 slipper shell
Crepipatella charybdis7 Berry 1940 slipper shell
Bostrycapulus decorus8 Collin 2019 slipper shell
"Galerus mammillaris" = Calyptraea mamillaris Broderip 1834 slipper shell
 Sorbeoconcha - Procerithiidae
"Bittium (Semibittium) attenuatum" = Lirobittium attenuatum4, "Bittium armillatum" = Lirobittium armillatum6, "Bittium (Semibittium) ornatissimum" = Lirobittium armillatum4, "Bittium catalinense" = Lirobittium catalinensis6, "Bittium (Semibittium) rugatum" = Lirobittium rugatum4, "Bittium rugatum" = Lirobittium rugatum6
"Bittium (Semibittium) attenuatum" = Lirobittium attenuatum4 Carpenter 1864 snail
USNM 212023
"Bittium armillatum" = Lirobittium armillatum6 Carpenter 1864 snail
"Bittium (Semibittium) ornatissimum" = Lirobittium armillatum4 Carpenter 1864 snail
USNM 194413
"Bittium catalinense" = Lirobittium catalinensis6 Bartsch 1907 snail
AS: Bittium armillatum catalinense
"Bittium (Semibittium) rugatum" = Lirobittium rugatum4 Carpenter 1866 snail
"Bittium rugatum" = Lirobittium rugatum6 Carpenter 1866 snail
SUSBPECIES: Bittium rugatum larum
 Sorbeoconcha - Naticidae
"Neverita recluziana" = Glossaulax reclusiana, Neverita alta6, "Euspira lewisi" = Euspira lewisii6, "Natica clausa" = Cryptonatica affinis
"Neverita recluziana" = Glossaulax reclusiana Deshayes 1839 moon snail
Neverita alta6 Arnold 1903 moon snail
AS: Neverita reclusiana alta
"Euspira lewisi" = Euspira lewisii6 Gould 1847 moon snail
"Natica clausa" = Cryptonatica affinis Gmelin 1791 moon snail
 Sorbeoconcha - Triviidae
"Trivia solandri" = Pusula solandri
"Trivia solandri" = Pusula solandri Sowerby 1832 snail
 Sorbeoconcha - Velutinidae
"Lamellaria stearnsii" = Marsenina stearnsii
"Lamellaria stearnsii" = Marsenina stearnsii Dall 1871 snail
 Sorbeoconcha - Ranellidae
"Priene oregonensis" = Fusitriton oregonensis
"Priene oregonensis" = Fusitriton oregonensis Redfield 1846 triton shell
 Neogastropoda -
"Ocinebra poulsoni" = Roperia poulsoni
"Ocinebra poulsoni" = Roperia poulsoni Carpenter 1864 snail
 Neogastropoda - Clathurellidae
"Clathurella conradiana" = Crockerella conradiana
"Clathurella conradiana" = Crockerella conradiana Gabb 1866 snail
 Neogastropoda - Terebridae
"Terebra (Acus) simplex" = Neoterebra danai
"Terebra (Acus) simplex" = Neoterebra danai Berry 1958 auger snail
 Neogastropoda - Conidae
"Conus californicus" = Californiconus californicus
"Conus californicus" = Californiconus californicus Reeve 1844 cone shell
 Neogastropoda - Pseudomelatomidae
"Drillia torosa" = Pseudomelatoma torosa, "Pleurotoma (Drillia) renaudi" = Rhodopetoma renaudi
"Drillia torosa" = Pseudomelatoma torosa Gabb 1864 snail
"Pleurotoma (Drillia) renaudi" = Rhodopetoma renaudi Arnold 1903 snail
 Neogastropoda - Mangeliidae
Kurtzia arteaga8, "Mangilia interlirata" = Perimangelia interfossa, "Cythara branneri n. sp." = Cytharella branneri, "Mangilia painei n. sp." = Mangelia painei, Mangilia interfossa, "Mangilia angulata" = Kurtziella hecetae
Kurtzia arteaga8 Dall and Bartsch 1910 snail
"Mangilia interlirata" = Perimangelia interfossa Carpenter 1864 snail
"Cythara branneri n. sp." = Cytharella branneri Arnold 1903 snail
"Mangilia painei n. sp." = Mangelia painei Arnold 1903 snail
Mangilia interfossa Carpenter 1864 snail
SUBPECIES: Mangilia interfossa pedroana
"Mangilia angulata" = Kurtziella hecetae Dall and Bartsch 1910 snail
 Neogastropoda - Borsoniidae
"Borsonia nychia" = Borsonella nychia7, "Pleurotoma (Borsonia) dalli" = Borsonella angelana, "Pleurotoma (Borsonia) hooveri n. sp." = Borsonella hooveri, "Pleurotoma (Borsonia) bartschi" = Borsonella bartschi, "Drillia merriami" = Borsonella merriami
"Borsonia nychia" = Borsonella nychia7 Dall 1919 snail
"Pleurotoma (Borsonia) dalli" = Borsonella angelana Hanna 1924 snail
"Pleurotoma (Borsonia) hooveri n. sp." = Borsonella hooveri Arnold 1903 snail
"Pleurotoma (Borsonia) bartschi" = Borsonella bartschi Arnold 1903 snail
"Drillia merriami" = Borsonella merriami Arnold 1903 snail
 Neogastropoda - Mitromorphidae
"Mitromorpha filosa" = Mitromorpha carpenteri
"Mitromorpha filosa" = Mitromorpha carpenteri Glibert 1954 snail
 Neogastropoda - Turridae
Megasurcula carpenteriana6, "Columbella (Aesopus) oldroydi" = Lora declivis ecarinata, "Mangilia oldroydi n. sp." = Lora declivis ecarinata, "Taranis strongi" = Decollidrillia strongi, "Drillia hemphilli" = Globidrillia hemphilli, "Drillia inermis" = Ophiodermella inermis, "Drillia cancellata" = Ophiodermella cancellata
Megasurcula carpenteriana6 Gabb 1866 turrid
"Columbella (Aesopus) oldroydi" = Lora declivis ecarinata Sars 1878 turrid
"Mangilia oldroydi n. sp." = Lora declivis ecarinata Sars 1878 turrid
"Taranis strongi" = Decollidrillia strongi Arnold 1903 turrid
"Drillia hemphilli" = Globidrillia hemphilli Stearns 1873 turrid
"Drillia inermis" = Ophiodermella inermis Reeve 1843 turrid
INCLUDES: Drillia inermis penicillata
"Drillia cancellata" = Ophiodermella cancellata Carpenter 1864 turrid
 Neogastropoda - Olividae
Olivella intorta, "Olivella biplicata" = Callianax biplicata, "Olivella pedroana" = Callianax pedroana
Olivella intorta Carpenter 1856 olive snail
"Olivella biplicata" = Callianax biplicata Sowerby 1825 olive snail
"Olivella pedroana" = Callianax pedroana Conrad 1855 olive snail
 Neogastropoda - Marginellidae
Volvarina taeniolata8 Mörch 1860 margin shell
 Neogastropoda - Cystiscidae
"Marginella jewettii" = Plesiocystiscus jewetti
"Marginella jewettii" = Plesiocystiscus jewetti Carpenter 1857 snail
 Neogastropoda - Muricidae
Eupleura pleistocenensis8, "Trophon stuarti" = Boreotrophon stuarti, Boreotrophon apolyonis8, "Trophon (Boreotrophon) triangulatus" = Boreotrophon triangulatus, "Trophon (Boreotrophon) multicostatus" = Boreotrophon multicostatus, "Boreotrophon multicostatus" = Boreotrophon multicostatus8, "Trophon (Boreotrophon) pedroanus" = Boreotrophon pedroana, "Boreotrophon pedroana" = Boreotrophon pedroana8, "Murex (Pteronotus) festivus" = Pteropurpura festiva, "Ocinebra barbarensis" = Paciocinebrina barbarensis, "Ocinebra barbarensis" = Paciocinebrina barbarensis6, Paciocinebrina circumtexta8, "Ocinebra lurida" = Paciocinebrina lurida, "Ocinebra lurida" = Paciocinebrina lurida6, "Ocinebra interfossa" = Paciocinebrina interfossa, "Monoceros engonatum" = Acanthinucella spirata, "Ocinebra perita" = Favartia perita, "Trophon (Boreotrophon) cerritensis" = Scabrotrophon cerritensis, "Ocinebra squamulifera" = Ocenebra7
Eupleura pleistocenensis8 Arnold 1903 murex snail
"Trophon stuarti" = Boreotrophon stuarti Smith 1880 murex snail
Boreotrophon apolyonis8 Dall 1919 murex snail
"Trophon (Boreotrophon) triangulatus" = Boreotrophon triangulatus Carpenter 1864 murex snail
"Trophon (Boreotrophon) multicostatus" = Boreotrophon multicostatus Eschscholtz 1829 murex snail
"Boreotrophon multicostatus" = Boreotrophon multicostatus8 Eschscholtz 1829 murex snail
"Trophon (Boreotrophon) pedroanus" = Boreotrophon pedroana Arnold 1903 murex snail
"Boreotrophon pedroana" = Boreotrophon pedroana8 Arnold 1903 murex snail
SUBSPECIES: Trophon orpheus praecursor
"Murex (Pteronotus) festivus" = Pteropurpura festiva Hinds 1844 murex snail
"Ocinebra barbarensis" = Paciocinebrina barbarensis Gabb 1865 murex snail
"Ocinebra barbarensis" = Paciocinebrina barbarensis6 Gabb 1865 murex snail
Paciocinebrina circumtexta8 Stearns 1871 murex snail
SUBSPECIES: Ocinerbina lurida cerritensis
"Ocinebra lurida" = Paciocinebrina lurida Middendorff 1848 murex snail
SUBSPECIES: Ocinebra lurida aspera, Ocinebra lurida cancellina, Ocinebra lurida munda
"Ocinebra lurida" = Paciocinebrina lurida6 Middendorff 1848 murex snail
"Ocinebra interfossa" = Paciocinebrina interfossa Carpenter 1864 murex snail
"Monoceros engonatum" = Acanthinucella spirata Blainville 1832 murex snail
"Ocinebra perita" = Favartia perita Hinds 1844 murex snail
"Trophon (Boreotrophon) cerritensis" = Scabrotrophon cerritensis Arnold 1903 murex snail
"Ocinebra squamulifera" = Ocenebra7 murex snail
 Neogastropoda -
"Mitromorpha intermedia n. sp." = Cymakra intermedia, "Fusus rugosus" = Fusinus traski
"Mitromorpha intermedia n. sp." = Cymakra intermedia Arnold 1903 snail
"Fusus rugosus" = Fusinus traski Dall 1915 snail
 Neogastropoda - Buccinidae
"Chrysodomus tabulatus" = Neptunea (Sulcosipho) tabulata, "Chrysodomus rectirostris" = Exilioidea rectirostris
"Chrysodomus tabulatus" = Neptunea (Sulcosipho) tabulata Baird 1863 true whelk
"Chrysodomus rectirostris" = Exilioidea rectirostris Carpenter 1864 true whelk
 Neogastropoda - Nassariidae
"Nassa tegula" = Phrontis tegula, "Nassa californiana" = Caesia californiana, "Nassa perpinguis" = Caesia perpinguis, "Nassa fossata" = Caesia fossatus, "Nassa mendica" = Hima mendica
"Nassa tegula" = Phrontis tegula Reeve 1853 snail
"Nassa californiana" = Caesia californiana Conrad 1856 snail
"Nassa perpinguis" = Caesia perpinguis Hinds 1844 snail
"Nassa fossata" = Caesia fossatus Gould 1849 snail
"Nassa mendica" = Hima mendica Gould 1849 snail
INCLUDES: Nassa mendica cooperi
 Neogastropoda - Fasciolariidae
"Fusus luteopictus" = Hesperaptyxis luteopictus, "Fusus barbarensis" = Barbarofusus barbarensis
"Fusus luteopictus" = Hesperaptyxis luteopictus Dall 1877 snail
"Fusus barbarensis" = Barbarofusus barbarensis Trask 1855 snail
 Neogastropoda - Columbellidae
"Columbella (Astyris) californiana" = Alia carinata, "Columbella (Astyris) gausapata" = Mitrella gausapata, "Columbella (Astyris) tuberosa" = Mitrella tuberosa, "Columbella (Aesopus) chrysalloidea" = Aesopus chrysalloides
"Columbella (Astyris) californiana" = Alia carinata Hinds 1844 dovesnail
"Columbella (Astyris) gausapata" = Mitrella gausapata Gould 1850 snail
INCLUDES: Columbella (Astyris) gausapata carinata
"Columbella (Astyris) tuberosa" = Mitrella tuberosa Carpenter 1864 snail
"Columbella (Aesopus) chrysalloidea" = Aesopus chrysalloides Carpenter 1863 dovesnail
 Sorbeoconcha - Littorinidae
Lacuna (Epheria) unifasciata8, "Lacuna porrecta" = Lacuna (Epheria) porrecta, "Lacuna compacta" = Lacuna (Epheria) carinata, "Littorina planaxis" = Littorina (Neritrema) keenae, "Littorina scutulata" = Littorina (Littorina) scutulata
Lacuna (Epheria) unifasciata8 Carpenter 1857 periwinkle
"Lacuna porrecta" = Lacuna (Epheria) porrecta Carpenter 1864 periwinkle
"Lacuna compacta" = Lacuna (Epheria) carinata Gould 1848 periwinkle
"Littorina planaxis" = Littorina (Neritrema) keenae Rosewater 1978 periwinkle
"Littorina scutulata" = Littorina (Littorina) scutulata Gould 1849 periwinkle
 Sorbeoconcha - Triphoridae
Triphoridae indet.8 Gray 1847 snail
 Sorbeoconcha - Cerithiopsidae
"Cerithiopsis (Cerithiopsis) fatua n. sp." = Cerithiopsis stejnegeri3, "Cerithiopsis fossilis n. sp." = Cerithiopsidella fossilis3, Seila montereyensis8
"Cerithiopsis (Cerithiopsis) fatua n. sp." = Cerithiopsis stejnegeri3 Dall 1884 snail
USNM 195194
"Cerithiopsis fossilis n. sp." = Cerithiopsidella fossilis3 Bartsch 1911 snail
USNM 195193
Seila montereyensis8 Bartsch 1907 snail
 Sorbeoconcha - Vitrinellidae
Vitrinella williamsoni Dall 1892 snail
 Sorbeoconcha - Caecidae
Caecum crebricinctum Carpenter 1864 snail
Caecum crebricinctum8 Carpenter 1864 snail
 Sorbeoconcha - Hipponicidae
"Hipponyx tumens" = Hipponix tumens, "Hipponyx antiquatus" = Hipponix antiquatus, "Hipponyx cranioides" = Antisabia panamensis
"Hipponyx tumens" = Hipponix tumens Carpenter 1864 hoof shell
"Hipponyx antiquatus" = Hipponix antiquatus Linnaeus 1767 hoof shell
"Hipponyx cranioides" = Antisabia panamensis Adams 1852 hoof shell
 Sorbeoconcha - Vermetidae
"Serpulorbis squamigerus" = Thylacodes squamigerus
"Serpulorbis squamigerus" = Thylacodes squamigerus Carpenter 1857 worm shell
 Pseudomelanoidea - Pseudomelaniidae
"Drillia montereyensis" = Pilsbryspira montereyensis, "Pleurotoma perversa" = Spirotropis (Antiplanes) perversa, "Pleurotoma (Leucosynrinx) pedroana n. sp." = Antiplanes thalea, "Pleurotoma (Spirotropis) smithi" = Antiplanes thalea
"Drillia montereyensis" = Pilsbryspira montereyensis Stearns 1871 snail
"Pleurotoma perversa" = Spirotropis (Antiplanes) perversa Gabb 1865 snail
"Pleurotoma (Leucosynrinx) pedroana n. sp." = Antiplanes thalea Dall 1902 snail
"Pleurotoma (Spirotropis) smithi" = Antiplanes thalea Dall 1902 snail
 Vanikoroidea - Eulimidae
"Melanella (Balcis) arnoldi n. sp." = Melanella arnoldi5, "Melanella (Melanella) micans" = Balcis micans5, "Melanella (Melanella) necropolitana n. sp." = Balcis necropolitana5, "Melanella (Melanella) oldroydi" = Balcis oldroydae5, "Balcis oldroydae" = Balcis oldroydae8, "Melanella (Balcis) prefalcata n. sp." = Vitreolina macra5, Vitreolina montereyensis8
"Melanella (Balcis) arnoldi n. sp." = Melanella arnoldi5 Bartsch 1917 snail
USNM 215765
"Melanella (Melanella) micans" = Balcis micans5 Carpenter 1864 snail
"Melanella (Melanella) necropolitana n. sp." = Balcis necropolitana5 Bartsch 1917 snail
"Melanella (Melanella) oldroydi" = Balcis oldroydae5 Bartsch 1917 snail
"Balcis oldroydae" = Balcis oldroydae8 Bartsch 1917 snail
"Melanella (Balcis) prefalcata n. sp." = Vitreolina macra5 Bartsch 1917 snail
USNM 215774
Vitreolina montereyensis8 Bartsch 1917 snail
 Epitonioidea - Epitoniidae
"Scala indianorum" = Hirtoscala indianorum, "Scala tincta" = Hirtoscala tincta, "Scala hindsii" = Hirtoscala hindsii
"Scala indianorum" = Hirtoscala indianorum Carpenter 1864 wentletrap
"Scala tincta" = Hirtoscala tincta Carpenter 1864 wentletrap
"Scala hindsii" = Hirtoscala hindsii Carpenter 1856 wentletrap
 Cerithioidea - Turritellidae
Vermicularia sp. Lamarck 1799 turret shell
Turritella cooperi Carpenter 1864 turret shell
Turritella pedroensis2 Applin 1920 turret shell
Turritella pedroensis8 Applin 1920 turret shell
 Cerithioidea - Diastomatidae
Diastoma sp. Deshayes 1850 snail
 Cerithioidea - Cerithiidae
"Styliferina tenuisculpta" = Alabina tenuisculpta
"Styliferina tenuisculpta" = Alabina tenuisculpta Carpenter 1864 cerith snail
 Cerithioidea - Potamididae
"Cerithidea californica" = Cerithideopsis californica
"Cerithidea californica" = Cerithideopsis californica Haldeman 1840 horn snail
 Heterostropha - Ellobiidae
Melampus olivaceus Carpenter 1857 snail
 Heterostropha - Pyramidellidae
"Turbonilla adleri n. sp." = Pyrgolampros adleri, "Turbonilla pedroana" = Pyrgolampros pedroana6, "Turbonilla lowei" = Pyrgolampros lowei, Ivara turricula, "Turbonilla tridentata" = Paramormula tridentata, "Turbonilla aurantia" = Chemnitzia tridentata aurantia, Turbonilla sp.8, Turbonilla sp.8, Turbonilla valdezi8, Turbonilla arnoldi n. sp., Turbonilla torquata, "Turbonilla tenuicula" = Pyrgiscus tenuiculus, "Turbonilla crebrifilata" = Pyrgiscus tenuiculus, "Turbonilla subcuspidata" = Pyrgiscus tenuiculus, "Turbonilla latifundia" = Pyrgiscus latifundius, "Turbonilla laminata" = Pyrgiscus laminatus, "Turbonilla pentalopha n. sp." = Mormula pentalopha, "Isapis fenestrata" = Iselica ovoidea, "Odostomia nuciformis" = Aartsenia nuciformis, "Odostomia gouldii" = Aartsenia gouldi
"Turbonilla adleri n. sp." = Pyrgolampros adleri Dall and Bartsch 1903 snail
"Turbonilla pedroana" = Pyrgolampros pedroana6 Dall and Bartsch 1903 snail
"Turbonilla lowei" = Pyrgolampros lowei Dall and Bartsch 1903 snail
Ivara turricula Dall et al. 1901 snail
"Turbonilla tridentata" = Paramormula tridentata Carpenter 1865 snail
"Turbonilla aurantia" = Chemnitzia tridentata aurantia Carpenter 1863 snail
Turbonilla sp.8 Risso 1826 snail
Turbonilla sp.8 Risso 1826 snail
Turbonilla valdezi8 Dall and Bartsch 1907 snail
Turbonilla arnoldi n. sp. Dall and Bartsch 1903 snail
Turbonilla torquata Gould 1853 snail
INCLUDES: Turbonilla torquata stylina
"Turbonilla tenuicula" = Pyrgiscus tenuiculus Gould 1853 snail
"Turbonilla crebrifilata" = Pyrgiscus tenuiculus Gould 1853 snail
"Turbonilla subcuspidata" = Pyrgiscus tenuiculus Gould 1853 snail
"Turbonilla latifundia" = Pyrgiscus latifundius Dall and Bartsch 1903 snail
"Turbonilla laminata" = Pyrgiscus laminatus Carpenter 1864 snail
"Turbonilla pentalopha n. sp." = Mormula pentalopha Dall and Bartsch 1903 snail
"Isapis fenestrata" = Iselica ovoidea Gould 1853 snail
"Odostomia nuciformis" = Aartsenia nuciformis Carpenter 1864 snail
SUBSPECIES: Odostomia nuciformis avellana
"Odostomia gouldii" = Aartsenia gouldi Carpenter 1865 snail
 Patellida - Lottiidae
Acmaea funiculata7 Carpenter 1864 limpet
 Trochoidea - Turbinidae
"Leptothyra carpenteri" = Homalopoma (Homalopoma) luridum, "Leptothyra paucicostata" = Homalopoma (Homalopoma) paucicostatum, "Leptothyra bacula" = Homalopoma (Homalopoma) baculum
"Leptothyra carpenteri" = Homalopoma (Homalopoma) luridum Dall 1885 snail
"Leptothyra paucicostata" = Homalopoma (Homalopoma) paucicostatum Dall 1871 snail
"Leptothyra bacula" = Homalopoma (Homalopoma) baculum Carpenter 1864 snail
 Trochoidea - Phasianellidae
"Phasianella compta" = Eulithidium comptum
"Phasianella compta" = Eulithidium comptum Gould 1855 snail
 Trochoidea - Trochidae
Chlorostoma montereyi Kiener 1850 top snail
Chlorostoma funebrale Adams 1855 top snail
INCLUDES: Chlorostoma funebrale subapertum
Calliostoma canaliculatum Lightfoot 1786 top snail
"Calliostoma costatum" = Calliostoma ligatum Gould 1849 top snail
Lirularia pedroana8 Arnold 1903 top snail
SUBSPECIES: Margarita parcipicta pedroana
"Margarita obtabilis" = Trochus (Margarita) top snail
SUBSPECIES: Margarita obtabilis nodosus
 Trochoidea - Tegulidae
Agathistoma eiseni8 Jordan 1936 snail
SUBSPECIES: Chlorostoma (Omphalius) viridulum ligulatum
 Lepetellida - Fissurellidae
"Clypidella bimaculata" = Fissurellidea bimaculata, "Fissuridea aspera" = Diodora aspera, "Diodora aspera" = Diodora aspera8, "Fissuridea volcano" = Fissurella volcano, "Clypidella callomarginata" = Lucapinella callomarginata, "Puncturella cucullata" = Craniopsis cucullata, Puncturella galeata
"Clypidella bimaculata" = Fissurellidea bimaculata Dall 1871 snail
"Fissuridea aspera" = Diodora aspera Rathke 1833 snail
"Diodora aspera" = Diodora aspera8 Rathke 1833 snail
"Fissuridea volcano" = Fissurella volcano Reeve 1849 snail
"Clypidella callomarginata" = Lucapinella callomarginata Dall 1872 snail
"Puncturella cucullata" = Craniopsis cucullata Gould 1846 puncturella
Puncturella galeata Gould 1846 puncturella
 Seguenzioidea - Eucyclidae
"Thalotia caffea" = Turcica caffea
"Thalotia caffea" = Turcica caffea Gabb 1865 snail
Polyplacophora
 Chitonida - Acanthochitonidae
Cryptochiton stelleri Middendorf 1847 chiton