TU 1294, 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). 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, original calcite

Reposited in the PRI

Collection methods: bulk, sieve,

• COLLECTOR: E. Vokes. REPOSITORY: PRI. FIDELITY: Moderate ecological fidelity.

Primary reference: A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 75042: authorized by Austin Hendy, entered by Austin Hendy on 16.09.2007, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

• TAXONOMY: Most taxa Identified by A. Hendy, with some earlier identifications by E. Vokes, P. Jung, H. Vokes, L. Anderson.
Actinopteri
 Myctophiformes - Myctophidae
Hygophum sp.7 Bolin 1939 lanternfish
Myctophum affine7 Lütken 1892 lanternfish
Scaphopoda
 Dentaliida - Dentaliidae
Antalis sp. Adams and Adams 1854 tusk shell
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
 Neritoidea - Neritidae
Smaragdia viridis3 Linnaeus 1758 snail
 Architaenioglossa - Ampullinidae
Pachycrommium guppyi Gabb 1873 snail
 Sorbeoconcha - Naticidae
Polinices sp. Monfort 1810 moon snail
Stigmaulax vererugosum Cossmann 1924 moon snail
"Natica (Naticarius) canrena" = Naticarius canrena Linnaeus 1758 moon snail
Sinum sp. Röding 1798 moon snail
 Neogastropoda - Columbellidae
Conella perplexabilis4 Maury 1917 snail
Parametaria islahispaniolae Maury 1917 snail
 Neogastropoda - Fasciolariidae
Fusinus henekeni Sowerby 1850 snail
 Neogastropoda - Buccinidae
Hanetia sp. Jousseaume 1880 true whelk
Listed as "Hanetia dalli" - unrecorded from DR
 Neogastropoda - Melongenidae
Melongena consors Sowerby 1850 snail
 Neogastropoda - Cancellariidae
"Cancellaria (Bivetiella) bajonensis" = Bivetiella bajonensis6 Jung and Petit 1990 snail
Aphera islacolonis Maury 1917 snail
Agatrix losquemadica Jung and Petit 1990 nutmeg
 Neogastropoda - Conidae
"Conus symmetricus" = Purpuriconus symmetricus, Conus sp.
"Conus symmetricus" = Purpuriconus symmetricus Sowerby 1849 cone shell
Conus sp. Linnaeus 1758 cone shell
 Neogastropoda - Turridae
Polystira haitensis Sowerby 1850 turrid
 Neogastropoda - Olividae
Oliva (Oliva) sp. Bruguière 1789 olive snail
 Neogastropoda - Costellariidae
Fusiturricula sp. Woodring 1928 ribbed mitre
 Neogastropoda - Volutidae
Lyria (Lyria) pulchella Sowerby 1850 volute
 Neogastropoda - Muricidae
Acanthotrophon striatus, Poirieria (Paziella) domiciensis, "Murex (Haustellum) messorius" = Vokesimurex messorius9, "Chicoreus (Chicoreus) cornurectus" = Chicoreus (Triplex) cornurectus9
Acanthotrophon striatus knobbed trophon
"Murex (Haustellum) messorius" = Vokesimurex messorius9 Sowerby 1841 murex snail
"Chicoreus (Chicoreus) cornurectus" = Chicoreus (Triplex) cornurectus9 Guppy 1876 murex snail
 Neogastropoda - Harpidae
Morum (Oniscidia) domingense Sowerby 1850 snail
 Sorbeoconcha - Strombidae
Strombus sp. Linnaeus 1758 conch
 Sorbeoconcha - Tonnidae
Malea camura Guppy 1866 tun shell
 Sorbeoconcha - Cassidae
"Semicassis reclusa" = Semicassis reclusa2, "Phalium moniliferum" = Semicassis reclusa, Cassis sulcifera
"Semicassis reclusa" = Semicassis reclusa2 Guppy 1873 snail
"Phalium moniliferum" = Semicassis reclusa Guppy 1873 snail
Cassis sulcifera Sowerby 1850 snail
 Sorbeoconcha - Ranellidae
Monoplex cercadicus2 Maury 1917 triton shell
Turritriton domingensis2 Gabb 1873 triton shell
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Pectinida - Pectinoidae
"Chlamys" sp. Röding 1798 scallop
Lindapecten plurinominis10 Pilsbry and Johnson 1917 scallop
Palliolum cibaoense10 Waller 2011 scallop
Argopecten eccentricus10 Gabb 1873 calico scallop
 Pectinida - Propeamussiidae
Cyclopecten guppyi10 Dall 1898 mud scallop
 Ostreida - Pteriidae
Pteria inornata Gabb 1873 pearl oyster
 Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815 oyster
 Arcida - Arcidae
Anadara (Potiarca) sp. Iredale 1939 ark
"Lunarca sp." = Anadara (Lunarca) Gray 1857 ark
Anadara (Grandiarca) sp. Olsson 1961 ark
 Cardiida - Cardiidae
"Laevicardium laevigatum" = Laevicardium serratum Linnaeus 1758 cockle
 Cardiida - Donacidae
Donax sp. Linnaeus 1758 clam
 Cardiida - Solecurtidae
Tagelus sp. Gray 1847 clam
 Cardiida - Tellinidae
Strigilla (Strigilla) sp., "Eurytellina sp." = Tellina (Eurytellina), "Psammacoma (Psammacoma) yaquensis" = Psammacoma olivella
Strigilla (Strigilla) sp. Turton 1822 tellin clam
"Eurytellina sp." = Tellina (Eurytellina) Fischer 1887 tellin clam
"Psammacoma (Psammacoma) yaquensis" = Psammacoma olivella Dall 1900 tellin clam
 Cardiida - Chamidae
Arcinella antiquata Guppy 1866 jewel box
Chama involuta Guppy 1873 jewel box
 Cardiida - Veneridae
Chionopsis woodwardi Guppy 1866 venus clam
Lioconcha sp. Mörch 1853 venus clam
 Cardiida - Mactridae
"Spisula" sp. Gray 1837 clam
 Pholadida - Corbulidae
Bothrocorbula viminea1 Guppy 1866 clam
"Caryocorbula sericea" = Corbula (Caryocorbula) sericea1 Dall 1898 clam
 Poromyida - Cuspidariidae
 Lucinida - Lucinidae
Divalinga quadrisulcata d'Orbigny 1846 clam
Miltha (Miltha) sp. Adams and Adams 1857 clam
Anodontia (Pegophysema) sp. Stewart 1930 clam
 Carditida - Carditidae
Glans scabricostata Guppy 1866 clam
Paraleptopecten
  -