Los Quemados - Zone A (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 A. Section approximately 300 ft thick.

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, blue claystone

• No paleoenvironmental data reported by Maury.
• Hard, light blue clays forming vertical cliffs slightly concave at the base. The clays weatehr yellowish-white.

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 58818: 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.
Bivalvia
 Arcida - Arcidae
"Scapharca riogurabonica" = Anadara (Sectiarca) riogurabonica
"Scapharca riogurabonica" = Anadara (Sectiarca) riogurabonica Maury 1917 ark
 Carditida - Carditidae
 Cardiida - Chamidae
"Echinochama antiquata" = Arcinella antiquata
"Echinochama antiquata" = Arcinella antiquata Guppy 1866 jewel box
Subspecies: Echinochama antiquata yaqeuensis
 Cardiida - Veneridae
"Antigona blandiana" = Ventricolaria blandiana
"Antigona blandiana" = Ventricolaria blandiana Guppy 1873 venus clam
Gastropoda
 Neogastropoda - Fasciolariidae
"Fusus henekeni" = Fusinus henekeni Sowerby 1850 snail
Also: Fusus henekeni haitensis
Latirus infundibulum Gmelin 1791 snail
 Neogastropoda - Cancellariidae
"Cancellaria epistomifera" = Bivetiella epistomifera
"Cancellaria epistomifera" = Bivetiella epistomifera Guppy 1876 snail
 Neogastropoda - Mitridae
Mitra henekeni Sowerby 1850 mitre shell
 Neogastropoda - Volutidae
"Lyria pulchella" = Lyria (Lyria) pulchella
"Lyria pulchella" = Lyria (Lyria) pulchella Sowerby 1850 volute
 Neogastropoda - Turbinellidae
"Vasum haitense" = Vasum haitensis
"Vasum haitense" = Vasum haitensis Sowerby 1850 snail
 Neogastropoda - Drilliidae
"Drillia consors" = Hindsiclava consors
"Drillia consors" = Hindsiclava consors Sowerby 1850 snail
 Neogastropoda - Turridae
"Turris albida" = Polystira albida
"Turris albida" = Polystira albida Perry 1811 turrid
Also: Turris albida antillarum, Turris albida tellea
 Neogastropoda - Conidae
Conus catenatus Sowerby 1849 cone shell
Conus granozonatoides Maury 1917 cone shell
 Neogastropoda - Terebridae
"Terebra petiti" = Terebra (Oreoterebra) isaacpetiti Maury 1925 auger snail
 Stromboidea - Strombidae
"Strombus haitensis" = Lobatus haitensis, Strombus bifrons
"Strombus haitensis" = Lobatus haitensis Sowerby 1850 true conch
Strombus bifrons Sowerby 1850 conch
 Naticoidea - Naticidae
Natica youngi Maury 1917 moon snail
 Tonnoidea - Personidae
"Distortrix simillima" = Distorsio simillima
"Distortrix simillima" = Distorsio simillima Sowerby 1850 snail
 Tonnoidea - Cassidae
Sconsia laevigata Guppy 1850 snail
 Architectonicoidea - Architectonicidae
"Solarium quadriseriatum" = Architectonica nobilis
"Solarium quadriseriatum" = Architectonica nobilis Röding 1798 sundial