TU 1296, Río Gurabo [Gurabo Fm] (Miocene to of Dominican Republic)

Where: Dominican Republic (19.3° N, 71.7° W: paleocoordinates 19.3° N, 71.2° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Gurabo Formation, Messinian to Messinian (7.2 - 3.6 Ma)

• STRATIGRAPHIC RELATIONS: From Gurabo Fm, which overlies the Cercado Fm, and is overlain by the Mao Fm (Pliocene). AGE: Late Miocene-Early Pliocene, based on Table 1 of Saunders et al. (1986); assigned to Messinian-Zanclean at present. THICKNESS: Unknown. STRATIGRAPHIC POSITION: Unknown position within section.

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; unlithified siliciclastic sediments

• ENVIRONMENT: Appearing to be shallow marine firmground environment.
• SPECIFIC LITHOLOGY: Unknown, presumably silcicilastic. LITHIFICATION: Unlithified based on observation of figures.

Size class: macrofossils

Preservation: original aragonite, original calcite

Reposited in the PRI

Collection methods: bulk, sieve,

• COLLECTOR: E. Vokes. REPOSITORY: PRI. FIDELITY: Moderate ecological fidelity.

Primary reference: A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 75043: authorized by Austin Hendy, entered by Austin Hendy on 16.09.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• TAXONOMY: Most taxa Identified by A. Hendy, with some earlier identifications by E. Vokes, P. Jung, H. Vokes, L. Anderson.
Gastropoda
 Lepetellida - Fissurellidae
Lucapina sp. Sowerby 1835 snail
 Cerithioidea - Cerithiidae
 Architaenioglossa - Ampullinidae
Pachycrommium guppyi Gabb 1873 snail
 Sorbeoconcha - Strombidae
Strombus proximus2 Sowerby 1850 conch
Lobatus galliformis2 Pilsbry 1917 true conch
Lobatus haitensis2 Sowerby 1850 true conch
Lobatus dominator2 Pilsbry 1917 true conch
 Neogastropoda - Buccinidae
Strombinophos sp. Pilsbry and Olsson 1941 true whelk
Metula cancellata Gabb 1873 true whelk
Antillophos (Antillophos) moorei Guppy 1866 true whelk
 Neogastropoda - Fasciolariidae
Fusinus henekeni Sowerby 1850 snail
Fasciolaria semistriata Sowerby 1850 tulip snail
 Neogastropoda - Columbellidae
Metulella sp. Gabb 1873 snail
 Neogastropoda - Conidae
Conus sp., Conus consobrinus, "Conus symmetricus" = Purpuriconus symmetricus, "Conus multiliratus" = Conasprelloides multiliratus, "Conus haytensis" = Conus (Pyruconus) haytensis
Conus sp. Linnaeus 1758 cone shell
Conus consobrinus Sowerby 1850 cone shell
"Conus symmetricus" = Purpuriconus symmetricus Sowerby 1849 cone shell
"Conus multiliratus" = Conasprelloides multiliratus Olsson 1922 cone shell
"Conus haytensis" = Conus (Pyruconus) haytensis Sowerby 1850 cone shell
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
Polystira haitensis Sowerby 1850 turrid
 Neogastropoda - Mitromorphidae
Mitromorpha sp. Carpenter 1865 snail
 Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799 margin shell
 Neogastropoda - Muricidae
"Murex (Haustellum) messorius" = Vokesimurex messorius4, "Chicoreus (Chicoreus) cornurectus" = Chicoreus (Triplex) cornurectus4, Chicoreus (Siratus) domingensis4, Murex (Haustellum) pennae4
"Murex (Haustellum) messorius" = Vokesimurex messorius4 Sowerby 1841 murex snail
"Chicoreus (Chicoreus) cornurectus" = Chicoreus (Triplex) cornurectus4 Guppy 1876 murex snail
Chicoreus (Siratus) domingensis4 Sowerby 1850 murex snail
Murex (Haustellum) pennae4 Maury 1934 murex snail
 Neogastropoda - Volutidae
Lyria (Lyria) pulchella5 Sowerby 1850 volute
 Neogastropoda - Harpidae
Morum (Oniscidia) domingense Sowerby 1850 snail
 Neogastropoda - Cancellariidae
Agatrix losquemadica3 Jung and Petit 1990 nutmeg
 Sorbeoconcha - Personidae
Distorsio mcgintyi1 Emerson and Puffer 1953 snail
Distorsio simillima1 Sowerby 1850 snail
 Sorbeoconcha - Cassidae
Cassis sulcifera1 Sowerby 1850 snail
Sconsia laevigata Guppy 1850 snail
 Sorbeoconcha - Ranellidae
Cymatium sp. Röding 1798 triton shell
Subgenus assugnment unknown
 Sorbeoconcha - Bursidae
Bursa grayana1 Dunker 1862 frog shell
 Sorbeoconcha - Triviidae
Trivia (Trivia) sp. Broderip 1837 snail
 Sorbeoconcha - Cypraeidae
Cypraeorbis noveli Maury 1917 cowry
[entered as Cypraeorbis novelli]
Erosaria spurca Linnaeus 1758 cowry
 Sorbeoconcha - Vermetidae
Petaloconchus laddfranklinae Maury 1917 worm shell
 Opisthobranchia - Bullidae
Bulla sp. Linnaeus 1758 snail
Bivalvia
 Arcida - Arcidae
 Pectinida - Pectinoidae
Argopecten thetidis6 Sowerby 1850 calico scallop
Lindapecten paramuscosus6 Waller 2011 scallop
Spathochlamys vaginula6 Dall 1898 scallop
 Cardiida - Veneridae
Ventricolaria blandiana Guppy 1873 venus clam