NMB Loc. 16910 - Rio Mao [Cercado Fm] (Miocene of Dominican Republic)

Where: Dominican Republic (19.5° N, 71.1° W: paleocoordinates 19.5° N, 70.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

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

• LITHOSTRATIGRAPHY: Gurabo Formation?; placed in Cercado Fm by enterer on the basis of age. AGE: Late Miocene or early Pliocene, according to Waller (2011); direct date from Cheetham et al. (1999).

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified siliciclastic sediments and lithified limestone

• moderate to deep water depth 10-30 m
• soft bottom communities of reef-associated grass flats

Size class: macrofossils

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 93686: authorized by Wolfgang Kiessling, entered by Uta Merkel on 28.01.2010, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Scleractinia - Caryophylliidae
Asterosmilia abnormalis3 Duncan 1864 stony coral
Antillocyathus maoensis3 Vaughan and Hoffmeister 1925 stony coral
 Scleractinia - Mussidae
Manicina geisteri2 Budd and Johnson 1999 stony coral
Manicina grandis2 Duncan 1864 stony coral
 Scleractinia - Faviidae
Thysanus corbicula2 Duncan 1863 stony coral
Bivalvia
 Cardiida - Cardiidae
 Pectinida - Pectinoidae
Spondylus bostrychites10 Guppy 1867 scallop
Amusium papyraceum11 Gabb 1873 scallop
Argopecten thetidis11 Sowerby 1850 calico scallop
Spathochlamys vaginula11 Dall 1898 scallop
Gastropoda
 Neogastropoda - Columbellidae
Metulella venusta5 Sowerby 1850 snail
 Neogastropoda - Marginellidae
"Prunum maoense" = Marginella maoensis7
"Prunum maoense" = Marginella maoensis7 Maury 1917 margin shell
 Neogastropoda - Muricidae
Murex (Haustellum) pennae9 Maury 1934 murex snail
Chicoreus (Siratus) domingensis9 Sowerby 1850 murex snail
Chicoreus (Siratus) eumekes9 Vokes 1989 murex snail
 Neogastropoda - Cancellariidae
 Sorbeoconcha - Tonnidae
Malea camura1 Guppy 1866 tun shell
 Sorbeoconcha - Ranellidae
Cymatium praefemorale1 Maury 1917 triton shell
 Sorbeoconcha - Personidae
Distorsio simillima1 Sowerby 1850 snail
 Sorbeoconcha - Bursidae
Bursa amphritites1 frog shell
 Sorbeoconcha - Cassidae
Semicassis reclusa1 Guppy 1873 snail
Sconsia laevigata1 Guppy 1850 snail
Cassis sulcifera1 Sowerby 1850 snail
 Sorbeoconcha - Strombidae
Lobatus haitensis4 Sowerby 1850 true conch
Lobatus galliformis4 Pilsbry 1917 true conch
Strombus bifrons4 Sowerby 1850 conch
Strombus proximus4 Sowerby 1850 conch
 Neritoidea - Neritidae
Smaragdia viridis Linnaeus 1758 snail