Signal Hill [Palos Verdes Sand]: Late/Upper Pleistocene, California
collected by DeLong 1938
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Gastropoda
- Heterostropha
- Acteonidae
|
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Acteon punctocaelatus
(Carpenter 1864)
|
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| recombined as Rictaxis punctocaelatus | ||||||||||
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Gastropoda
- Heterostropha
- Pyramidellidae
|
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|
Turbonilla pedroana
(Dall and Bartsch 1903)
|
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| recombined as Pyrgolampros pedroana | ||||||||||
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Turbonilla torquata
(Gould 1853)
|
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Turbonilla tridentata
(Carpenter 1865)
|
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| recombined as Paramormula tridentata | ||||||||||
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Gastropoda
- Heterostropha
- Ellobiidae
|
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|
Melampus olivaceous
|
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Gastropoda
- Phasianellidae
|
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Tricolia pulloides
(Carpenter 1865)
|
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| recombined as Eulithidium pulloides | ||||||||||
|
Tricolia compta
(Gould 1855)
|
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| recombined as Eulithidium comptum | ||||||||||
|
Gastropoda
- Trochidae
|
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|
Tegula ligulata
(Menke 1850)
|
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Calliostoma canaliculatum
(Lightfoot 1786)
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Calliostoma tricolor
Gabb 1865
|
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|
Calliostoma gemmulatum
Carpenter 1864
|
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Gastropoda
- Lepetellida
- Fissurellidae
|
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|
Diodora aspera
(Rathke 1833)
|
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|
Megatebennus bimaculata
(Dall 1871)
|
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| recombined as Fissurellidea bimaculata | ||||||||||
|
Lucapinella callomarginata
(Dall 1872)
|
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|
Gastropoda
- Eulimidae
|
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|
Melanella micans
(Carpenter 1864)
|
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| recombined as Balcis micans | ||||||||||
|
Melanella hastata
|
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|
Gastropoda
- Littorinidae
|
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|
Lacuna unifasciata
Carpenter 1857
|
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| recombined as Lacuna (Epheria) unifasciata | ||||||||||
|
Gastropoda
- Neogastropoda
- Muricidae
|
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|
Acanthina spirata
(Blainville 1832)
|
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| recombined as Acanthinucella spirata | ||||||||||
|
Purpura festiva
(Hinds 1844)
|
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| recombined as Pteropurpura festiva | ||||||||||
|
Purpura nuttallii
|
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|
Tritonalia lurida
(Middendorff 1848)
|
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| recombined as Paciocinebrina lurida | ||||||||||
|
Gastropoda
- Neogastropoda
- Marginellidae
|
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|
Hyalina californica
(Tomlin 1916)
|
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| synonym of Volvarina taeniolata | ||||||||||
|
Gastropoda
- Neogastropoda
- Mangeliidae
|
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Mangelia variegata
Carpenter 1864
|
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| recombined as Tenaturris variegata | ||||||||||
|
Mangelia hecetae
Dall and Bartsch 1910
|
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| recombined as Kurtziella hecetae | ||||||||||
|
Gastropoda
- Neogastropoda
- Terebridae
|
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|
Terebra albocincta
|
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|
= Neoterebra pedroana
Dall 1908
|
Hendy 2021 | |||||||||
|
Gastropoda
- Neogastropoda
- Turridae
|
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|
Moniliopsis incisa
(Carpenter 1863)
|
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| recombined as Ophiodermella incisa | ||||||||||
|
Gastropoda
- Neogastropoda
- Conidae
|
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|
Lora sp.
Gray 1847
|
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| replaced by Oenopota | ||||||||||
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Conus californicus
Reeve 1844
|
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| recombined as Californiconus californicus | ||||||||||
|
Gastropoda
- Neogastropoda
|
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|
Tritonalia poulsoni
(Carpenter 1864)
|
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| recombined as Roperia poulsoni | ||||||||||
|
Gastropoda
- Neogastropoda
- Olividae
|
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|
Olivella pedroana
(Conrad 1855)
|
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| recombined as Callianax pedroana | ||||||||||
|
Olivella biplicata
(Sowerby 1825)
|
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| recombined as Callianax biplicata | ||||||||||
|
Gastropoda
- Neogastropoda
- Columbellidae
|
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|
Amphissa columbiana
Dall 1916
|
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|
Amphissa versicolor
Dall 1871
|
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|
Mitrella carinata
(Hinds 1844)
|
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| recombined as Alia carinata | ||||||||||
|
Mitrella tuberosa
(Carpenter 1864)
|
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|
Gastropoda
- Neogastropoda
- Nassariidae
|
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|
Nassarius tegula
(Reeve 1853)
|
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| recombined as Phrontis tegula | ||||||||||
|
Nassarius mendicus
(Gould 1849)
|
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| recombined as Hima mendica | ||||||||||
|
Nassarius cerritensis
(Arnold 1903)
|
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| recombined as Caesia cerritensis | ||||||||||
|
Nassarius californianus
(Conrad 1856)
|
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| recombined as Caesia californiana | ||||||||||
|
Nassarius perpinguis
(Hinds 1844)
|
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| recombined as Caesia perpinguis | ||||||||||
|
Nassarius fossatus
(Gould 1849)
|
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| recombined as Caesia fossatus | ||||||||||
|
Gastropoda
- Naticidae
|
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|
Polinices lewisii
(Gould 1847)
|
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| recombined as Euspira lewisii | ||||||||||
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Neverita alta
(Arnold 1903)
|
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| recombined as Glossaulax altus | ||||||||||
|
Neverita recluziana
(Deshayes 1839)
|
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| recombined as Glossaulax reclusiana | ||||||||||
|
Gastropoda
- Neotaenioglossa
- Calyptraeidae
|
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Crucibulum spinosum
Conrad 1855
|
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Calyptraea mamillaris
(Broderip 1834)
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Crepidula sp.
Lamarck 1799
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Crepidula adunca
Sowerby 1824
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Crepidula excavata
(Broderip 1834)
|
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Crepidula lessoni
(Broderip 1834)
|
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| recombined as Crepidula lessonii | ||||||||||
| SPELT AS: C. crepidula lessoni | ||||||||||
|
Crepidula onyx
Sowerby 1824
|
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Crepidula nummaria
Gould 1846
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Gastropoda
- Epitoniidae
|
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Epitonium indianorum
(Carpenter 1864)
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Gastropoda
- Turritellidae
|
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Turritella cooperi
Carpenter 1864
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Gastropoda
- Potamididae
|
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Cerithidea californica
(Haldeman 1840)
|
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| recombined as Cerithideopsis californica | ||||||||||
| SPELT AS: Ceritidea californica | ||||||||||
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Gastropoda
- Opisthobranchia
- Bullidae
|
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Bulla punctulatus
|
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Gastropoda
- Opisthobranchia
- Retusidae
|
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Retusa culcitella
|
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Volvulella cylindrica
(Carpenter 1865)
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Gastropoda
- Opisthobranchia
- Cylichnidae
|
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Retusa carinata
(Carpenter 1857)
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| synonym of Acteocina inculta | ||||||||||
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Gastropoda
- Patellida
- Lottiidae
|
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Acmaea insessa
(Hinds 1842)
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| recombined as Lottia insessa | ||||||||||
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Bivalvia
- Lucinida
- Lucinidae
|
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Lucina nuttallii
Conrad 1837
|
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| recombined as Lucinisca nuttalli | ||||||||||
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Bivalvia
- Thraciida
- Periplomatidae
|
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Periploma planiuscula
Sowerby I 1834
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| recombined as Periploma (Periploma) planiuscula | ||||||||||
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Bivalvia
- Pholadida
- Pholadidae
|
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Pholas gabbi
|
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Bivalvia
- Pholadida
- Myidae
|
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Cryptomya californica
(Conrad 1837)
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Mya cancellata
Conrad 1837
|
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| recombined as Platyodon cancellatus | ||||||||||
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Bivalvia
- Pholadida
- Corbulidae
|
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Corbula luteola
Carpenter 1864
|
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| recombined as Caryocorbula luteola | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Amiantis callosa
(Conrad 1837)
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Tivela stultorum
(Mawe 1823)
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| recombined as Tivela (Pachydesma) stultorum | ||||||||||
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Petricola carditoides
(Conrad 1837)
|
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| recombined as Petricola (Petricola) carditoides | ||||||||||
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Petricola denticulata
Sowerby 1834
|
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| recombined as Petricola (Petricolirus) denticulata | ||||||||||
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Venerupis staminea
(Conrad 1837)
|
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| recombined as Leukoma staminea | ||||||||||
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Venus fluctifraga
Sowerby 1853
|
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| recombined as Chionista fluctifraga | ||||||||||
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Venus gnidia
Broderip and Sowerby I 1829
|
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| recombined as Chionopsis gnidia | ||||||||||
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Dosinia ponderosa
(Gray 1838)
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Venus purpurissata
|
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Pitar squalidus
(Sowerby 1833)
|
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| recombined as Megapitaria squalida | ||||||||||
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Bivalvia
- Cardiida
- Chamidae
|
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Chama pellucida
Broderip 1835
|
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|
= Chama arcana
Bernard 1976
|
Coan et al. 2000 | |||||||||
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Pseudochama exogyra
(Conrad 1837)
|
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| original and current combination Chama exogyra | ||||||||||
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Bivalvia
- Cardiida
- Ungulinidae
|
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Taras pariiis
|
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| replaced by Diplodonta | ||||||||||
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Bivalvia
- Cardiida
- Mactridae
|
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Mactra planulata
Conrad 1837
|
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| recombined as Simomactra planulata | ||||||||||
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Schizothaerus nuttallii
(Conrad 1837)
|
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| recombined as Tresus nuttallii | ||||||||||
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Mactra californica
Conrad 1837
|
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| recombined as Mactrotoma californica | ||||||||||
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Mactra nasuta
Gould 1851
|
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| recombined as Mactrotoma nasuta | ||||||||||
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Mactra hemphilli
(Dall 1894)
|
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| recombined as Mactromeris hemphillii | ||||||||||
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Mactra elegans
Sowerby 1825
|
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| recombined as Harvella elegans | ||||||||||
|
Bivalvia
- Cardiida
- Tellinidae
|
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Tellina meropsis
Dall 1900
|
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| recombined as Tampaella meropsis | ||||||||||
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Apolymetis biangulata
(Carpenter 1856)
|
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| synonym of Leporimetis obesa | ||||||||||
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Macoma moesta
(Deshayes 1855)
|
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| recombined as Macoma (Macoma) moesta | ||||||||||
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Macoma secta
(Conrad 1837)
|
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| recombined as Rexithaerus secta | ||||||||||
|
Macoma indentata
Carpenter 1864
|
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| recombined as Macoma (Rexithaerus) indentata | ||||||||||
|
Macoma nasuta
(Conrad 1837)
|
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|
Tellina buttoni
(Dall 1900)
|
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| original and current combination Tellina (Angulus) buttoni | ||||||||||
|
Tellina bodegensis
Hinds 1844
|
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| recombined as Megangulus bodegensis | ||||||||||
|
Bivalvia
- Cardiida
- Solecurtidae
|
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|
Tagelus californianus
(Conrad 1837)
|
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| recombined as Tagelus (Tagelus) californianus | ||||||||||
|
Bivalvia
- Cardiida
- Psammobiidae
|
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|
Sanguinolaria nuttallii
Conrad 1837
|
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| recombined as Nuttallia nuttallii | ||||||||||
|
Bivalvia
- Cardiida
- Semelidae
|
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|
Semele pulchra
(Sowerby I 1832)
|
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| recombined as Semele (Semele) pulchra | ||||||||||
|
Semele decisa
(Conrad 1837)
|
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| recombined as Semele (Semele) decisa | ||||||||||
|
Cumingia lamellosa
Sowerby 1833
|
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|
= Cumingia californica
Conrad 1837
|
Hendy 2021 | |||||||||
|
Bivalvia
- Cardiida
- Donacidae
|
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|
Donax californicus
Conrad 1837
|
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| recombined as Donax (Paradonax) californicus | ||||||||||
|
Donax gouldii
Dall 1921
|
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| recombined as Donax (Donax) gouldii | ||||||||||
|
Bivalvia
- Cardiida
- Cardiidae
|
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|
Laevicardium substriatum
(Conrad 1837)
|
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|
Laevicardium quadragenarium
(Conrad 1837)
|
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| recombined as Dallocardia quadragenarium | ||||||||||
|
Laevicardium procerum
(Sowerby 1833)
|
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| recombined as Mexicardia procera | ||||||||||
|
Bivalvia
- Carditida
- Crassatellidae
|
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|
Crassinella branneri
(Arnold 1903)
|
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| synonym of Crassinella pacifica | ||||||||||
|
Bivalvia
- Pectinida
- Pectinidae
|
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|
Pecten latiauratus
Conrad 1837
|
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| recombined as Leptopecten latiauratus | ||||||||||
|
Pecten multirugosus
Gale 1928
|
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| synonym of Crassadoma gigantea | ||||||||||
|
Pecten gibbus
Linnaeus 1758
|
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| recombined as Argopecten gibbus | ||||||||||
|
Bivalvia
- Pectinida
- Anomiidae
|
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|
Anomia peruviana
d'Orbigny 1846
|
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|
Pododesmus macroschisma
(Deshayes 1839)
|
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| recombined as Pododesmus (Monia) macrochisma | ||||||||||
|
Bivalvia
- Pectinida
- Limidae
|
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|
Lima dehiscens
Conrad 1837
|
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|
= Limaria hemphilli
Hertlein and Strong 1946
|
Coan and Valentich-Scott 2012 | |||||||||
|
Bivalvia
- Ostreida
- Ostreidae
|
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|
Ostrea lurida
Carpenter 1864
|
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|
Bivalvia
- Mytilida
- Mytilidae
|
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|
Volsella recta
(Conrad 1837)
|
||||||||||
| recombined as Modiolatus rectus | ||||||||||
|
Bivalvia
- Nuculanida
- Yoldiidae
|
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|
Yoldia cooperi
(Gabb 1865)
|
||||||||||
| recombined as Yoldia (Portlandia) cooperii | ||||||||||
|
Bivalvia
- Nuculanida
- Nuculanidae
|
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|
Nuculana taphria
(Dall 1896)
|
||||||||||
| recombined as Saccella taphria | ||||||||||
|
Bivalvia
- Nuculida
- Nuculidae
|
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|
Nucula exigua
Sowerby 1833
|
||||||||||
| recombined as Nucula (Lamellinucula) exigua | ||||||||||
|
Scaphopoda
- Dentaliida
- Dentaliidae
|
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|
Dentalium neohexagonum
Sharp and Pilsbry 1897
|
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|
Malacostraca
- Decapoda
- Cancridae
|
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|
Cancer sp.
Linnaeus 1758
|
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|
Thecostraca
- Balanomorpha
- Balanidae
|
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|
Balanus concavus
Bronn 1831
|
||||||||||
| recombined as Concavus concavus | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Los Angeles |
| Coordinates: | 33.8° North, 118.2° West (view map) | ||||
| Paleocoordinates: | 33.7° North, 117.5° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | local area |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Late/Upper Pleistocene | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pleistocene | ||
| Age range of interval: | 0.12900 - 0.01170 m.y. ago |
Stratigraphy
| Formation: | Palos Verdes Sand | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Palos Verdes Sands, which unconformably overlie the San Pedro Sand Fm, and are overlain unconformably by Holocene sediments. AGE: Late Pleistocene in text. STRATIGRAPHIC POSITION: From the basal fossiliferous gravel at this location. | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal unlithified gravel |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Fossiliferous unconsolidated gravel. LITHIFICATION: Unlithified, on the basis of facies description. | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (in situ),field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | DeLong | Collection dates: | 1938 |
| Collection method comments: COLLECTOR: DeLong, 1938. REPOSITORY: Not stated in text. | |||
| Taxonomic list comments:COVERAGE: Exhaustive for molluscs. NOMENCLATURE: Not an authoritative publication, and with somewhat antiquated nomenclature, but with species-resolution identifications. | |||
Metadata
| Database number: | 96895 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2010-07-09 06:44:38 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | the public | Released: | 2010-07-09 06:44:38 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 33079. | J. H. DeLong, Jr. 1941. The paleontology and stratigraphy of the Pleistocene at Signal hill, Long Beach, California. Transactions of the San Diego Society of Natural History 9:229-250 [A. Hendy/A. Hendy/J. Marcot] |
Secondary references:
| 18663 | E. V. Coan, P. V. Scott, and F. R. Bernard. 2000. Bivalve seashells of western North America. Santa Barbara Museum of Natural history Monographs 2:1-764 [A. Miller/A. Hendy/M. Uhen] | |
| 41911 | E. V. Coan and P. Valentich-Scott. 2012. Bivalve Seashells of Tropical West America. Marine Bivalve Mollusks from Baja California to Northern Peru. Santa Barbara museum of Natural history monographs 6:1-1258 [A. Hendy/A. Hendy/M. Uhen] | |
| 78337 | A. Hendy. 2021. A review of the Quaternary Mollusca of the Palos Verdes Peninsula. [A. Hendy/A. Hendy] |