NMB Loc. 16801 - Río Mao [Cercado Fm] (Miocene of Dominican Republic)

Also known as PJ# 1555

Where: Dominican Republic (19.6° N, 71.0° W: paleocoordinates 19.6° N, 70.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Cercado Formation, Tortonian (11.6 - 7.2 Ma)

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

• bed-level stratigraphic resolution

Environment/lithology: marine; siltstone

• LITHIFICATION: Unknown. LITHOLOGY: Scattered fossils in silts.

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 131667: 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.
Bivalvia
 Pectinida - Pectinoidae
Cryptopecten phrygium6 Dall 1886 scallop
Gastropoda
 Sorbeoconcha - Naticidae
Natica sp.3 Scopoli 1777 moon snail
 Sorbeoconcha - Cassidae
Sconsia laevigata1 Guppy 1850 snail
 Sorbeoconcha - Personidae
Distorsio simillima1 Sowerby 1850 snail
Distorsio mcgintyi1 Emerson and Puffer 1953 snail
 Sorbeoconcha - Strombidae
Lobatus haitensis2 Sowerby 1850 true conch
 Neogastropoda - Cancellariidae
"Cancellaria (Bivetiella) epistomifera" = Bivetiella epistomifera4
"Cancellaria (Bivetiella) epistomifera" = Bivetiella epistomifera4 Guppy 1876 snail
 Neogastropoda - Marginellidae
Prunum coniforme5 Sowerby 1850 margin shell
 Neogastropoda - Fasciolariidae
Fusinus henekeni3 Sowerby 1850 snail
 Neogastropoda - Buccinidae
"Tritiaria (Antillophos) sp." = Antillophos3, Metaphos sp.3
"Tritiaria (Antillophos) sp." = Antillophos3 Woodring 1928 true whelk
Metaphos sp.3 Olsson 1964 true whelk