NMB Loc. 15822 - Rio Gurabo [Mao Fm] (Pliocene of Dominican Republic)

Where: Dominican Republic (19.5° N, 71.2° W: paleocoordinates 19.5° N, 70.8° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Mao Formation, Early/Lower Pliocene (5.3 - 3.6 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: unit G11 (660-710 m).

• bed-level stratigraphic resolution

Environment/lithology: perireef or subreef; lithified limestone

• outer shelf or slope setting
• slump deposits of reefal carbonates

Size class: macrofossils

Collection methods: peel or thin section,

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 84977: authorized by Wolfgang Kiessling, entered by Uta Merkel on 19.11.2008, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Cerithiidae
Cerithium obesum6 Guppy 1876 cerith snail
 Cerithioidea - Turritellidae
Vermicularia woodringi6 Olsson and Harbison 1953 turret shell
 Cerithioidea - Siliquariidae
"Siliquaria gurabensis" = Tenagodus6
"Siliquaria gurabensis" = Tenagodus6 snail
 Sorbeoconcha - Hipponicidae
Hipponix sp.6 Defrance 1819 hoof shell
 Sorbeoconcha - Triphoridae
Triphoridae indet.6 Gray 1847 snail
 Sorbeoconcha - Cypraeidae
Cypraeidae indet.6 Rafinesque 1815 cowry
 Sorbeoconcha - Cassidae
Sconsia laevigata1 Guppy 1850 snail
 Sorbeoconcha - Ranellidae
Sassia warreni1 Beu 2010 triton shell
 Sorbeoconcha - Vermetidae
Petaloconchus floridanus6 Olsson and Harbison 1953 worm shell
Bivalvia
 Pectinida - Pectinoidae
Spondylus bostrychites7 Guppy 1867 scallop
Anthozoa
 Scleractinia - Astrocoeniidae
Stephanocoenia spongiformis5 Duncan 1864 stony coral
 Scleractinia - Poritidae
Porites baracoaensis4 Vaughan 1919 stony coral
Porites portoricensis4 Vaughan 1919 stony coral
 Scleractinia - Faviidae
Solenastrea bournoni2 Milne-Edwards and Haime 1849 stony coral
 Scleractinia - Merulinidae
Caulastrea portoricensis3, "Montastrea limbata" = Orbicella limbata2
Caulastrea portoricensis3 Coryell 1929 stony coral
"Montastrea limbata" = Orbicella limbata2 Duncan 1863 stony coral