Los Quemados - Zone D (Pliocene of Dominican Republic)

Where: Dominican Republic (19.5° N, 71.2° W: paleocoordinates 19.5° N, 70.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Gurabo Formation, Early/Lower Pliocene (5.3 - 3.6 Ma)

• From zone. Section approximately 15 ft thick.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, blue, calcareous claystone

• No paleoenvironmental data reported by Maury.
• Hard, blue calcareous clays.

Size class: macrofossils

Preservation: original aragonite

Reposited in the PRI

Collection methods: quarrying,

• Collections reposited at Cornell University and now reside at PRI.

Primary reference: C. J. Maury. 1917. Santo Domingo type sections and fossils. Bulletins of American Paleontology 5(30):1-43 [A. Miller/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 58821: authorized by Austin Hendy, entered by Austin Hendy on 24.02.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Identifications to species level, though antiquated genus-level nomenclature. Abundant Cerithium
 Arcida - Arcidae
"Arca occidentalis" = Byssoarca zebra, "Barbatia cf. bonaczyi" = Barbatia (Barbatia) bonaczyi
"Arca occidentalis" = Byssoarca zebra Swainson 1833 ark
"Barbatia cf. bonaczyi" = Barbatia (Barbatia) bonaczyi Gabb 1873 clam
 Pectinida - Pectinoidae
Spondylus gumanomocon Brown and Pilsbry 1913 scallop
 Ostreida - Gryphaeidae
"Ostrea haitensis" = Hyotissa haitensis
"Ostrea haitensis" = Hyotissa haitensis Sowerby 1850 oyster
 Ostreida - Ostreidae
"Ostrea virginica" = Crassostrea virginica
"Ostrea virginica" = Crassostrea virginica Gmelin 1791 oyster
 Triphoroidea - Triphoridae
Triforis calypsonis Maury 1917 snail
 Neogastropoda - Olividae
"Olivella sanctidominici" = Jaspidella sanctidominici
"Olivella sanctidominici" = Jaspidella sanctidominici Maury 1917 olive snail
 Neogastropoda - Columbellidae
Nitidella cibaoica Maury 1917 snail
Strombina bassi Maury 1917 snail
 Neogastropoda - Buccinidae
"Phos elegans" = Antillophos elegans, Phos guppyi
"Phos elegans" = Antillophos elegans Guppy 1866 true whelk
Phos guppyi Gabb 1873 true whelk
 Neogastropoda - Nassariidae
"Alectrion gurabaensis" = Nassarius (Alectrion), Alectrion losquemadica
"Alectrion gurabaensis" = Nassarius (Alectrion) snail
Alectrion losquemadica Maury 1917 snail
 Neogastropoda - Fasciolariidae
"Fusus henekeni" = Fusinus henekeni, "Latirus fusiformis" = Latirus (Polygona) fusiformis
"Fusus henekeni" = Fusinus henekeni Sowerby 1850 snail
Subspecies: Fusus henekeni haitensis
"Latirus fusiformis" = Latirus (Polygona) fusiformis Gabb 1873 snail
 Neogastropoda - Cancellariidae
"Trigonostoma gurabis" = Ventrilia gurabis
"Trigonostoma gurabis" = Ventrilia gurabis Maury 1917 snail
 Neogastropoda - Mitridae
Mitra quemadica Maury 1917 mitre shell
 Neogastropoda - Marginellidae
"Marginella coniformis" = Prunum coniforme
"Marginella coniformis" = Prunum coniforme Sowerby 1850 margin shell
 Neogastropoda - Volutidae
"Strigatella perturbatrix" = Lyria (Enaeta) perturbatrix, "Lyria pulchella" = Lyria (Lyria) pulchella
"Strigatella perturbatrix" = Lyria (Enaeta) perturbatrix Maury 1917 volute
"Lyria pulchella" = Lyria (Lyria) pulchella Sowerby 1850 volute
 Neogastropoda - Turbinellidae
Vasum dominicense Gabb 1873 snail
Subspecies: Vasum dominicense gurabicum
 Neogastropoda - Costellariidae
Costellaria bullennewtoni Maury 1917 ribbed mitre
 Neogastropoda - Muricidae
"Murex cornurectus" = Chicoreus (Triplex) cornurectus, "Murex praepauxillus" = Chicoreus (Phyllonotus) praepauxillus, "Murex messorius" = Vokesimurex messorius
"Murex cornurectus" = Chicoreus (Triplex) cornurectus Guppy 1876 murex snail
"Murex praepauxillus" = Chicoreus (Phyllonotus) praepauxillus Maury 1917 murex snail
"Murex messorius" = Vokesimurex messorius Sowerby 1841 murex snail
 Neogastropoda - Harpidae
"Morum domingense" = Morum (Oniscidia) domingense
"Morum domingense" = Morum (Oniscidia) domingense Sowerby 1850 snail
 Neogastropoda - Drilliidae
"Drillia venusta" = Clathrodrillia venusta Sowerby 1850 snail
Drillia donalbertonis Maury 1917 snail
 Neogastropoda - Turridae
Surcula labiata, "Drillia hispaniolae" = Crassispira (Crassispirella) hispaniolae, "Drillia losquemadica" = Crassispira losquemadica
Surcula labiata Gabb 1873 turrid
"Drillia hispaniolae" = Crassispira (Crassispirella) hispaniolae Maury 1917 turrid
"Drillia losquemadica" = Crassispira losquemadica Maury 1917 turrid
 Neogastropoda -
"Clathurella vendryesiana" = Euclathurella (Euclathurella) vendryesiana
"Clathurella vendryesiana" = Euclathurella (Euclathurella) vendryesiana Dall 1896 snail
 Neogastropoda - Conidae
"Conus recognitus" = Conus (Pyruconus) recognitus, "Conus proteus" = Conus spurius, "Conus olssoni" = Conus (Atlanticonus) olssoni, "Conus marginatus" = Conus (Leptoconus) marginatus
"Conus recognitus" = Conus (Pyruconus) recognitus Guppy 1867 cone shell
"Conus proteus" = Conus spurius Gmelin 1791 cone shell
"Conus olssoni" = Conus (Atlanticonus) olssoni Maury 1917 cone shell
"Conus marginatus" = Conus (Leptoconus) marginatus Sowerby 1839 cone shell
 Neogastropoda - Terebridae
"Terebra inaequalis" = Terebra (Paraterebra) inaequalis
"Terebra inaequalis" = Terebra (Paraterebra) inaequalis Sowerby 1849 auger snail
 Naticoidea - Naticidae
"Polinices subclausa" = Polinices hepaticus
"Polinices subclausa" = Polinices hepaticus Röding 1798 moon snail
 Cypraeoidea - Pediculariidae
"Cypraea gabbiana" = Jenneria gabbiana
"Cypraea gabbiana" = Jenneria gabbiana Guppy 1876 Jenner's Cowry
 Cypraeoidea - Cypraeidae
"Cypraea spurcoides" = Zonaria spurcoides, "Cypraea dominicensis" = Luria dominicensis
"Cypraea spurcoides" = Zonaria spurcoides Gabb 1873 cowry
"Cypraea dominicensis" = Luria dominicensis Gabb 1873 cowry
 Tonnoidea - Ranellidae
Monoplex gurabonicus Maury 1917 triton shell
Subspecies: Gutturnium gracile gurabonicum
 Tonnoidea - Personidae
"Distortrix simillima" = Distorsio simillima
"Distortrix simillima" = Distorsio simillima Sowerby 1850 snail
 Tonnoidea - Bursidae
"Bursa bufoniopsis" = Bursa grayana
"Bursa bufoniopsis" = Bursa grayana Dunker 1862 frog shell
 Tonnoidea - Cassidae
Cassis sulcifera Sowerby 1850 snail
Sconsia laevigata Guppy 1850 snail
 Sorbeoconcha - Siliquariidae
"Siliquaria gurabaensis" = Tenagodus
"Siliquaria gurabaensis" = Tenagodus snail
 Sorbeoconcha - Turritellidae
"Turritella tornata" = Turritella (Bactrospira) altilira tornata Guppy 1917 turret shell
 Sorbeoconcha - Cerithiidae
Cerithium gurabense cerith snail
Cerithium uniseriale cerith snail
Cerithium russelli cerith snail
Cerithium microlineatum Gabb 1873 cerith snail
Cerithium dominicense Gabb 1873 cerith snail
Clava plebeia Sowerby 1850 cerith snail