Guayubin to Mao Road, Rio Cano (Pliocene of Dominican Republic)

Where: Dominican Republic (19.6° N, 71.3° W: paleocoordinates 19.6° N, 70.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• From an individual section. Unknown formation at the time of publication (Possibly Cercado, Gurabo or Mao). On the basis of faunal similarity this is correlated to upper units on Rio Cana, which more recent work suggested is Gurabo Fm.

• bed-level stratigraphic resolution

Environment/lithology: offshorepoorly lithified

• No paleoenvironmental data reported by Maury.
• No lithologic data reported.

Size class: macrofossils

Preservation: original aragonite

Reposited in the AMNH

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 58874: authorized by Austin Hendy, entered by Austin Hendy on 27.02.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Identifications to species level, though antiquated genus-level nomenclature.
Bivalvia
 Cardiida - Chamidae
Chama involuta Guppy 1873 jewel box
 Cardiida - Veneridae
"Antigona blandiana" = Ventricolaria blandiana
"Antigona blandiana" = Ventricolaria blandiana Guppy 1873 venus clam
 Arcida - Arcidae
Barbatia (Calloarca) submarylandica, "Scapharca guayubinica" = Anadara (Rasia) guayubinica, "Scapharca margaretae" = Anadara (Sectiarca) margaretae, "Scapharca inaequilateralis" = Anadara (Sectiarca) inaequilateralis, "Scapharca patricia" = Anadara (Grandiarca) patricia
"Scapharca guayubinica" = Anadara (Rasia) guayubinica Maury 1917 ark
"Scapharca margaretae" = Anadara (Sectiarca) margaretae Maury 1917 ark
"Scapharca inaequilateralis" = Anadara (Sectiarca) inaequilateralis Maury 1917 ark
"Scapharca patricia" = Anadara (Grandiarca) patricia Sowerby 1849 ark
 Pectinida - Pectinoidae
Amusium papyraceum Gabb 1873 scallop
 Pectinida - Anomiidae
Placunanomia lithobleta Dall 1898 scallop
 Ostreida - Ostreidae
"Ostrea virginica" = Crassostrea virginica, Ostrea messor
"Ostrea virginica" = Crassostrea virginica Gmelin 1791 oyster
Ostrea messor Maury 1925 oyster
Gastropoda
 Sorbeoconcha - Bursidae
"Bursa crassa" = Marsupina bufo
"Bursa crassa" = Marsupina bufo BruguiƩre 1792 frog shell
 Sorbeoconcha - Strombidae
"Strombus pugiloides" = Strombus proximus
"Strombus pugiloides" = Strombus proximus Sowerby 1850 conch
 Neogastropoda - Muricidae
"Murex cornurectus" = Chicoreus (Triplex) cornurectus, "Murex domingensis" = Chicoreus (Siratus) domingensis
"Murex cornurectus" = Chicoreus (Triplex) cornurectus Guppy 1876 murex snail
"Murex domingensis" = Chicoreus (Siratus) domingensis Sowerby 1850 murex snail
 Neogastropoda - Conidae
Conus catenatus Sowerby 1849 cone shell
 Sorbeoconcha - Fasciolariidae
"Serpulorbis papulosa" = Serpulorbis papulosus, Serpulorbis granifera
"Serpulorbis papulosa" = Serpulorbis papulosus Guppy 1866 snail
Serpulorbis granifera Say 1824 snail
 Caenogastropoda - Fasciolariidae