TU 1293, Río Mao [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); early Pliocene, according to Waller (2011). 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


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 89557: authorized by Austin Hendy, entered by Austin Hendy on 02.06.2009, edited by Uta Merkel

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.
 Scleractinia - Mussidae
Manicina grandis2 Duncan 1864 stony coral
 Cardiida - Cardiidae
Agnocardia cinderellae4 Maury 1917 cockle
Laevicardium vitellinum4 Reeve 1844 cockle
 Pectinida - Pectinoidae
Amusium papyraceum5 Gabb 1873 scallop
Argopecten inaequalis5 Sowerby 1850 calico scallop
Argopecten thetidis5 Sowerby 1850 calico scallop
 Neogastropoda - Cancellariidae
"Cancellaria (Bivetiella) epistomifera" = Bivetiella epistomifera3, Cancellaria (Cancellaria) guppyi3
"Cancellaria (Bivetiella) epistomifera" = Bivetiella epistomifera3 Guppy 1876 snail
 Sorbeoconcha - Tonnidae
Malea camura1 Guppy 1866 tun shell
 Sorbeoconcha - Ranellidae
Cymatium praefemorale1 Maury 1917 triton shell
 Sorbeoconcha - Personidae
Distorsio mcgintyi1 Emerson and Puffer 1953 snail
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
Cypraecassis testiculus1 Linnaeus 1758 snail
Cassis sulcifera1 Sowerby 1850 snail
 Sorbeoconcha - Strombidae
Lobatus haitensis Sowerby 1850 true conch
Lobatus galliformis Pilsbry 1917 true conch
Lobatus dominator Pilsbry 1917 true conch
Strombus bifrons Sowerby 1850 conch
Strombus proximus Sowerby 1850 conch