PBDB Collection

CAS Loc. 27255, James Bay, Isla San Salvador (Pleistocene of Ecuador)

Where: Ecuador (0.2° S, 90.9° W: paleocoordinates 0.2° S, 90.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Pleistocene (0.1 - 0.0 Ma)

• STRATIGRAPHIC RELATIONS: From unnamed lithostratigraphic unit, for which stratigraphic relationships are not discussed. AGE: Late Pleistocene or Holocene. STRATIGRAPHIC POSITION: Raised beach, 5-10 m above sea level.

• bed-level stratigraphic resolution

Environment/lithology: marine; unlithified siliciclastic sediments

• SPECIFIC LITHOLOGY: Not stated, but presumably siliciclastic. LITHIFICATION: Unlithified, based on facies description.

Size class: macrofossils

Collected by Hertlein in 1932; reposited in the CAS

Collection methods: surface (in situ),

• COLLECTOR: L.G. Hertlein, 1932. REPOSITORY: CAS.

Primary reference: L. G. Hertlein. 1939. Marine Pleistocene mollusks from the Galapagos Islands. Proceedings of the California Academy of Sciences 23(24):367-380 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 96867: authorized by Austin Hendy, entered by Austin Hendy on 06.07.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for molluscs. NOMENCLATURE: Authoritative publication, with somewhat antiquated nomenclature, and species-resolution identifications.

Show authors, comments, and common names

unclassified
-	Astropsammia pedersenii, Bullus punctulatus, Craspedotriton scalariformis, Microcitharia uncinata Astropsammia pedersenii Bullus punctulatus Craspedotriton scalariformis Microcitharia uncinata
Gastropoda
Opisthobranchia - Pleurobranchidae	Pleurobranchus sp. Pleurobranchus sp. Cuvier 1804 snail
Basommatophora - Siphonariidae	Williamia galapagana Williamia galapagana pulmonate
Patellida - Lottiidae	Acmaea sp. Acmaea sp. Eschscholtz 1830 limpet
Trochoidea - Phasianellidae	"Phasianella (Tricolia) perforata" = Tricolia "Phasianella (Tricolia) perforata" = Tricolia snail
Trochoidea - Tegulidae	Tegula cooksoni, Tegula snodgrassi Tegula cooksoni snail Tegula snodgrassi snail
Trochoidea - Trochidae	Calliostoma sp. Calliostoma sp. Swainson 1840 top snail
Lepetellida - Fissurellidae	Diodora alta, Diodora inaequalis Diodora alta snail Diodora inaequalis Sowerby 1835 snail
Heterostropha - Ellobiidae	Pedipes angulatus Pedipes angulatus snail
Heterostropha - Trimusculidae	"Gadinia peruviana" = Trimusculus "Gadinia peruviana" = Trimusculus button snail
Heterostropha - Pyramidellidae	"Odostomia (Chrysallida) paupercula" = Chrysallida, Odostomia (Ividella) orariana, Odostomia sp., Odostomia (Miralda) incantata, "Turbonilla (Strioturbonilla) sp." = Strioturbonilla "Odostomia (Chrysallida) paupercula" = Chrysallida snail Odostomia (Ividella) orariana snail Odostomia sp. Fleming 1817 snail Odostomia (Miralda) incantata Hertlein and Strong 1939 snail "Turbonilla (Strioturbonilla) sp." = Strioturbonilla Sacco 1892 snail
Heterostropha - Architectonicidae	"Heliacus cf. planispira" = Heliacus (Astronacus) planispira "Heliacus cf. planispira" = Heliacus (Astronacus) planispira Pilsbry and Lowe 1932 snail
Neotaenioglossa - Calyptraeidae	"Crepidula aculeata" = Bostrycapulus aculeatus, Crepidula arenata "Crepidula aculeata" = Bostrycapulus aculeatus Gmelin 1791 slipper shell Crepidula arenata slipper shell
Sorbeoconcha - Littorinidae	Tectarius galapagiensis Tectarius galapagiensis periwinkle
Sorbeoconcha - Vermetidae	"Aletes squamigerus" = Thylacodes squamigerus "Aletes squamigerus" = Thylacodes squamigerus Carpenter 1857 worm shell
Sorbeoconcha - Hipponicidae	Cheilea equestris, Hipponix barbatus Cheilea equestris Linnaeus 1758 hoof shell Hipponix barbatus hoof shell
Sorbeoconcha - Rissoidae	Alvania lara, Alvania veleronis, Rissoina dina, Rissoina cf. laurae, Rissoina signae Alvania lara snail Alvania veleronis Hertlein and Strong 1939 snail Rissoina dina snail Rissoina cf. laurae snail Rissoina signae snail
Sorbeoconcha - Naticidae	Polinices uber Polinices uber Valenciennes 1821 moon snail
Sorbeoconcha - Ranellidae	"Cymatium wiegmanni" = Monoplex wiegmanni "Cymatium wiegmanni" = Monoplex wiegmanni Anton 1839 triton shell
Sorbeoconcha - Cassidae	Cypraecassis tenuis Cypraecassis tenuis Wood 1828 snail
Neogastropoda - Cancellariidae	Cancellaria haemastoma Cancellaria haemastoma snail
Neogastropoda - Fasciolariidae	Latirus tuberculatus, Latirus varicosus Latirus tuberculatus snail Latirus varicosus snail
Neogastropoda - Buccinidae	Caducifer thaleia, Cantharus sanguinolentus, Kellia suborbicularis, Engina reeviana Caducifer thaleia true whelk Cantharus sanguinolentus true whelk Kellia suborbicularis Montague 1803 true whelk Engina reeviana true whelk
Neogastropoda - Nassariidae	Nassarius versicolor Nassarius versicolor snail
Neogastropoda - Columbellidae	Pyrene haemastoma, Mitrella ocellata, Anachis incerta, Anachis sp. Pyrene haemastoma snail Mitrella ocellata snail Anachis incerta snail Anachis sp. Adams and Adams 1853 snail
Neogastropoda - Olividae	Olivella gracilis Olivella gracilis Broderip and Sowerby 1829 olive snail
Neogastropoda - Mitridae	Mitra funiculata, Mitra cf. lens, Mitra solitaria, Mitra sp., Mitra (Strigatella) tristis Mitra funiculata mitre shell Mitra cf. lens mitre shell Mitra solitaria mitre shell Mitra sp. Lamarck 1798 mitre shell Mitra (Strigatella) tristis mitre shell
Neogastropoda - Mangeliidae	Agathotoma cf. camarina, "Mangelia sp." = Cythara (Mangelia), Mangelia hancocki Agathotoma cf. camarina snail "Mangelia sp." = Cythara (Mangelia) Loven 1846 snail Mangelia hancocki Hertlein and Strong 1939 snail
Neogastropoda - Turridae	Turridae indet. Turridae indet. Swainson 1840 turrid
Neogastropoda - Terebridae	Terebra strigata, Terebra sp. Terebra strigata auger snail Terebra sp. Bruguière 1789 auger snail
Neogastropoda - Conidae	Conus brunneus, Conus nux, Conus purpurascens, Conus tiarattis Conus brunneus cone shell Conus nux cone shell Conus purpurascens cone shell Conus tiarattis cone shell
Neogastropoda - Raphitomidae	Daphnella sp., Philbertia stonezi Daphnella sp. Hinds 1844 snail Philbertia stonezi snail
Neogastropoda - Cystiscidae	"Cypraeolina margaritula" = Granulina margaritula "Cypraeolina margaritula" = Granulina margaritula Carpenter 1857 snail
Neogastropoda - Harpidae	Morum tuberculosum Morum tuberculosum Sowerby 1885 snail
Neogastropoda - Marginellidae	"Marginella minor" = Volvarina taeniata "Marginella minor" = Volvarina taeniata Sowerby 1846 margin shell
Neogastropoda - Muricidae	Phyllonotus princeps, Phyllonotus regius, Acanthina grande, Acanthina muricata, Thais callaoensis, Thais crassa, Thais patula, Thais planospira, Aspella erosa, Aspella pyramidalis, "Tritonalia parva" = Purpura (Tritonalia), Muricopsis dubia Phyllonotus princeps murex snail Phyllonotus regius murex snail Acanthina grande unicorn Acanthina muricata unicorn Thais callaoensis murex snail Thais crassa murex snail Thais patula murex snail Thais planospira murex snail Aspella erosa murex snail Aspella pyramidalis murex snail "Tritonalia parva" = Purpura (Tritonalia) murex snail Muricopsis dubia murex snail
Sorbeoconcha - Eratoidae	"Erato marginata" = Hespererato (Hespererato) marginata "Erato marginata" = Hespererato (Hespererato) marginata Morch 1860 snail SUBSPECIES: Erato marginata galapagensis
Sorbeoconcha - Cypraeidae	"Cypraea nigropunctata" = Pseudozonaria nigropunctata "Cypraea nigropunctata" = Pseudozonaria nigropunctata Gray 1828 cowry
Sorbeoconcha - Triviidae	"Trivia galapagensis" = Pusula (Pusula) galapagensis, "Trivia pacifica" = Niveria (Niveria) pacifica "Trivia galapagensis" = Pusula (Pusula) galapagensis Melvill 1900 snail "Trivia pacifica" = Niveria (Niveria) pacifica Gray 1832 snail
Sorbeoconcha - Triphoridae	Triphora alternata, Triphora chathamensis, Triphora galapagensis, Triphora inconspicua, Metaxia convexa Triphora alternata snail Triphora chathamensis snail Triphora galapagensis snail Triphora inconspicua snail Metaxia convexa Cerpenter 1857 snail
Sorbeoconcha - Cerithiopsidae	Seila assimillata, Cerithiopsis anaitis, Cerithiopsis curtata Seila assimillata snail Cerithiopsis anaitis snail Cerithiopsis curtata snail
Vanikoroidea - Eulimidae	Melanella falcata, Melanella cf. hastata Melanella falcata snail Melanella cf. hastata snail
Cerithioidea - Cerithiidae	Cerithium adustum, Cerithium uncinatum Cerithium adustum cerith snail Cerithium uncinatum cerith snail
Cerithioidea - Modulidae	Modulus cerodes Modulus cerodes snail
Cerithioidea - Turritellidae	Vermicularia eburnea Vermicularia eburnea turret shell
Cerithioidea - Planaxidae	Fossarus angiostoma, Fossarus atratus, Fossarus sp. Fossarus angiostoma snail Fossarus atratus snail Fossarus sp. Philippi 1841 snail
Cerithioidea - Litiopidae	Alaba supralirata Alaba supralirata Carpenter 1857 snail
Epitonioidea - Epitoniidae	Epitonium (Asperoscala) cf. emydoneus, Epitonium sp. Epitonium (Asperoscala) cf. emydoneus wentletrap Epitonium sp. Bolten 1798 wentletrap
Bivalvia
Cardiida - Veneridae	Transennella galapagana, Chione undatella, "Antigona isocardia" = Globivenus isocardia, "Antigona multicostata" = Periglypta multicostata Transennella galapagana Hertlein 1939 venus clam Chione undatella Sowerby I 1835 venus clam "Antigona isocardia" = Globivenus isocardia Verrill 1870 venus clam "Antigona multicostata" = Periglypta multicostata Sowerby 1835 venus clam
Cardiida - Chamidae	Chama frondosa Chama frondosa Broderip 1835 jewel box
Cardiida - Semelidae	"Semele punctata" = Semele (Semele) sowerbyi, "Semele rupium" = Semele (Elegantula) rupium "Semele punctata" = Semele (Semele) sowerbyi Tryon 1869 clam "Semele rupium" = Semele (Elegantula) rupium Sowerby 1833 clam
Lucinida - Lucinidae	"Codakia galapagana" = Ctena galapagana "Codakia galapagana" = Ctena galapagana Dall 1901 clam
Carditida - Carditidae	"Venericardia megastropha" = Strophocardia megastropha "Venericardia megastropha" = Strophocardia megastropha Gray 1825 clam
Arcida - Noetiidae	"Arca (Fossularca) solida" = Arcopsis solida "Arca (Fossularca) solida" = Arcopsis solida Sowerby I 1833 clam
Arcida - Arcidae	Acar sp., "Arca (Acar) gradata" = Barbatia (Acar) gradata, "Arca (Barbatia) reeveana" = Barbatia (Cucullaearca) reeveana Acar sp. Gray 1857 miniature ark "Arca (Acar) gradata" = Barbatia (Acar) gradata Broderip and Sowerby 1829 miniature ark "Arca (Barbatia) reeveana" = Barbatia (Cucullaearca) reeveana d'Orbigny 1846 clam
Ostreida - Gryphaeidae	"Ostrea fisheri" = Hyotissa hyotis "Ostrea fisheri" = Hyotissa hyotis Linnaeus 1758 Honeycomb Oyster
Ostreida - Malleidae	Pedalion chemnitzianum Pedalion chemnitzianum oyster
Pectinida - Pectinoidae	"Pecten (Lyropecten) magnificus" = Nodipecten magnificus "Pecten (Lyropecten) magnificus" = Nodipecten magnificus Sowerby 1835 scallop
Pectinida - Limidae	"Lima pacifica" = Limaria pacifica "Lima pacifica" = Limaria pacifica d'Orbigny 1846 file clam
Mytilida - Mytilidae	"Mytilus adamsianus" = Brachidontes adamsianus, Lithophaga aristata "Mytilus adamsianus" = Brachidontes adamsianus Dunker 1857 mussel Lithophaga aristata Dillwyn 1817 mussel