NMB Loc. 15864 - Río Gurabo [Gurabo Fm] (Miocene of Dominican Republic)

Also known as PJ# 1490

Where: Dominican Republic (19.3° N, 71.7° W: paleocoordinates 19.3° N, 71.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Gurabo Formation, Messinian (7.2 - 5.3 Ma)

• STRATIGRAPHIC RELATIONS: From the Gurabo Formation, which unconformably overlies the Cercado Formation, and is unconformably overlain by the Mao Formation. AGE: Late Miocene, based on Table 1 of Saunders et al. (1986); late Miocene according to Jung (1994, p. 260); direct date from Cheetham et al. (1999). STRATIGRAPHIC POSITION: From 225 m above base of section.

• bed-level stratigraphic resolution

Environment/lithology: marine; siltstone

• LITHIFICATION: Unknown. LITHOLOGY: Scattered shells in silt.

Size class: macrofossils

Reposited in the NMB

Collection methods: bulk, surface (in situ),

• COLLECTOR: Unknown. REPOSITORY: Naturhistorisches Museum Basel, Switzerland (NMB).

Primary reference: J. B. Saunders, P. Jung, and B. Biju-Duval. 1986. Neogene Paleontology in the Northern Dominican Republic: 1. Field Surveys, Lithology, Environment, and Age. Bulletins of American Paleontology 89(323):1-79 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131659: authorized by Austin Hendy, entered by Austin Hendy on 27.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• NOMENCLATURE: Authoritative publication, with species-resolution identifications, and modern nomenclature. COVERAGE: Limited to taxa described in text.
Gastropoda
 Sorbeoconcha - Naticidae
Polinices sp.3 Monfort 1810 moon snail
 Sorbeoconcha - Vermetidae
Petaloconchus laddfranklinae3 Maury 1917 worm shell
 Sorbeoconcha - Triphoridae
Triphoridae indet.3 Gray 1847 snail
 Sorbeoconcha - Xenophoridae
"Tugurium imperforatum" = Onustus3
"Tugurium imperforatum" = Onustus3 carrier shell
 Neogastropoda - Volutidae
Lyria (Lyria) pulchella7 Sowerby 1850 volute
 Neogastropoda - Marginellidae
Prunum coniforme5 Sowerby 1850 margin shell
 Neogastropoda - Terebridae
Terebridae indet.3 Mörch 1852 auger snail
 Neogastropoda - Buccinidae
"Tritiaria (Antillophos) sp." = Antillophos3
"Tritiaria (Antillophos) sp." = Antillophos3 Woodring 1928 true whelk
 Neogastropoda - Fasciolariidae
Fasciolaria semistriata3 Sowerby 1850 tulip snail
Fusinus henekeni3 Sowerby 1850 snail
 Sorbeoconcha - Cassidae
Sconsia laevigata1 Guppy 1850 snail
Cassis sulcifera1 Sowerby 1850 snail
Semicassis reclusa1 Guppy 1873 snail
 Sorbeoconcha - Ranellidae
Cymatium praefemorale1 Maury 1917 triton shell
Charonia variegata1 Lamarck 1816 triton
 Sorbeoconcha - Personidae
Distorsio mcgintyi1 Emerson and Puffer 1953 snail
 Sorbeoconcha - Strombidae
Lobatus dominator2 Pilsbry 1917 true conch
Lobatus haitensis2 Sowerby 1850 true conch
 Cerithioidea - Siliquariidae
"Siliquaria gurabensis" = Tenagodus3
"Siliquaria gurabensis" = Tenagodus3 snail
 Cerithioidea - Turritellidae
Vermicularia woodringi3 Olsson and Harbison 1953 turret shell
 Cerithioidea - Cerithiidae
Cerithiidae indet.3 Fleming 1822 cerith snail
Cerithium dominicense3 Gabb 1873 cerith snail
Cerithium obesum3 Guppy 1876 cerith snail
"Ochetoclava terpna" = Rhinoclavis (Ochetoclava)3 cerith snail
Bivalvia
 Poromyida - Verticordiidae
Trigonulina bowdenensis4 Dall 1903 clam
 Cardiida - Cardiidae
Trigoniocardia (Trigoniocardia) haitensis6 Sowerby 1850 cockle
SUBSPECIES: Trigoniocardia (Trigoniocardia) haitensis cercadica
 Lucinida - Lucinidae
Lucinidae indet.3 Fleming 1828 clam
 Carditida - Crassatellidae
Crassinella guppyi3 Dall 1896 clam
 Pectinida - Pectinoidae
Argopecten thetidis9 Sowerby 1850 calico scallop
Spondylus bostrychites8 Guppy 1867 scallop