TU 1219, Río Amina [Gurabo Fm] (Miocene of Dominican Republic)

Where: Dominican Republic (19.6° N, 71.1° W: paleocoordinates 19.6° N, 70.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Gurabo Formation, Messinian (7.2 - 5.3 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 Late Miocene at present; Late Miocene according to Freiheit & Geary (2009). 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

Collected by Vokes; reposited in the PRI

• COLLECTOR: E. Vokes. REPOSITORY: PRI.

Primary reference: J. R. Freiheit and D. H. Geary. 2009. Neogene Paleontology of the Northern Dominican Republic. 23. Strombid Gastropods (Genera Strombus and Lobatus; Mollusca: Gastropoda: Strombidae) of the Cibao Valley. Bulletins of American Paleontology 376:1-54 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 89559: authorized by Austin Hendy, entered by Austin Hendy on 02.06.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to taxa described in taxonomic monograph. NOMENCLATURE: Authoritative publication, with modern nomenclature, and species-resolution identification.
Bivalvia
 Cardiida - Cardiidae
Trigoniocardia (Trigoniocardia) haitensis4 Sowerby 1850 cockle
INCLUDES: Trigoniocardia (Trigoniocardia) haitensis cercadica
"Laevicardium laevigatum" = Laevicardium serratum4 Linnaeus 1758 cockle
 Pectinida - Pectinoidae
Amusium papyraceum5 Gabb 1873 scallop
Lindapecten paramuscosus5 Waller 2011 scallop
Lindapecten plurinominis5 Pilsbry and Johnson 1917 scallop
Argopecten thetidis5 Sowerby 1850 calico scallop
Spathochlamys vaginula5 Dall 1898 scallop
Gastropoda
 Neogastropoda - Cancellariidae
"Cancellaria (Bivetiella) epistomifera" = Bivetiella epistomifera2, Cancellaria (Cancellaria) guppyi2
"Cancellaria (Bivetiella) epistomifera" = Bivetiella epistomifera2 Guppy 1876 snail
 Sorbeoconcha - Cypraeidae
Muracypraea henekeni3 Sowerby 1850 cowry
 Sorbeoconcha - Tonnidae
Malea camura1 Guppy 1866 tun shell
 Sorbeoconcha - Ranellidae
Monoplex gurabonicus1 Maury 1917 triton shell
Monoplex krebsii1 Mörch 1877 triton shell
Cymatium praefemorale1 Maury 1917 triton shell
 Sorbeoconcha - Personidae
Distorsio simillima1 Sowerby 1850 snail
 Sorbeoconcha - Bursidae
Bursa amphitrites1 Maury 1917 frog shell
 Sorbeoconcha - Cassidae
Semicassis reclusa1 Guppy 1873 snail
Sconsia laevigata1 Guppy 1850 snail
Cassis sulcifera1 Sowerby 1850 snail
 Sorbeoconcha - Strombidae
Lobatus galliformis Pilsbry 1917 true conch
Strombus bifrons Sowerby 1850 conch