TU 1281 (Mao Fm, Río Mao) (Pliocene of Dominican Republic)

Where: Dominican Republic (19.7° N, 71.4° W: paleocoordinates 19.7° N, 71.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Mao Formation, Zanclean (5.3 - 3.6 Ma)

• STRATIGRAPHIC RELATIONS: From Mao Fm, which overlies the Gurabo Fm. AGE: Early Pliocene-Middle Pliocene, based on Table 1 of Saunders et al. (1986); assigned to Early Pliocene at present. THICKNESS: Unknown. STRATIGRAPHIC POSITION: Unknown position within section.

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; poorly lithified siliciclastic sediments

• ENVIRONMENT: Appearing to be shallow marine firmground environment.
• SPECIFIC LITHOLOGY: Unknown, presumably silcicilastic. LITHIFICATION: Poorly lithified 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 Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions.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 74964: authorized by Austin Hendy, entered by Austin Hendy on 09.09.2007, edited by Uta Merkel

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.
 Arcida - Arcidae
"Arca (Arca) zebra" = Byssoarca zebra Swainson 1833 ark
Barbatia (Barbatia) sp. Gray 1842 clam
Barbatia (Barbatia) inusitata Woodring 1925 clam
Barbatia (Barbatia) cf. islopa Woodring 1925 clam
Anadara (Rasia) sp. Gray 1857 ark
 Arcida - Noetiidae
Arcopsis sp. Koenen 1885 clam
 Pectinida - Pectinoidae
Antillipecten quemadosensis4 Waller 2011 scallop
Argopecten ameleus4 Woodring 1925 calico scallop
Caribachlamys guayubinensis4 Waller 2011 scallop
 Pectinida - Limidae
Ctenoides sp. Mörch 1853 file clam
 Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815 oyster
 Ostreida - Pinnidae
 Mytilida - Mytilidae
Lithophaga sp. Röding 1798 mussel
 Pholadida - Corbulidae
 Cardiida - Chamidae
Chama macerophylla Gmelin 1791 jewel box
Chama involuta Guppy 1873 jewel box
Arcinella antiquata Guppy 1866 jewel box
 Cardiida - Veneridae
Chione sp. von Mühlfield 1811 venus clam
Periglypta sp. Jukes-Browne 1914 venus clam
 Cardiida - Tellinidae
Strigilla (Strigilla) pisiformis Linnaeus 1758 tellin clam
Tellina (Tellina) sp. Linnaeus 1758 tellin clam
"Psammacoma (Psammacoma) yaquensis" = Psammacoma olivella Dall 1900 tellin clam
Eurytellina sp. Fischer 1887 tellin clam
 Cardiida - Semelidae
Abra sp. Lamarck 1818 abra
 Cardiida - Cardiidae
Americardia guppyi Thiele 1910 cockle
Americardia media Linnaeaus 1758 cockle
 Lucinida - Lucinidae
Linga sp. de Gregorio 1885 clam
Check assignment
Anodontia (Pegophysema) sp. Stewart 1930 clam
Gastropoda indet. Cuvier 1797 snail
 Architaenioglossa - Ampullinidae
Pachycrommium guppyi Gabb 1873 snail
 Neogastropoda - Columbellidae
Columbella cf. platynema Woodring 1928 snail
Sincola (Sincola) sp. Olsson and Harbison 1953 snail
 Neogastropoda - Buccinidae
Metula gabbi Brown and Pilsbry 1911 true whelk
 Neogastropoda - Cancellariidae
 Neogastropoda - Turbinellidae
 Neogastropoda - Harpidae
Morum (Morum) oniscus3 Linnaeaus 1767 snail
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
 Neogastropoda - Conidae
"Conus planiliratus" = Conasprelloides planiliratus Sowerby 1850 cone shell
"Conus olssoni" = Conus (Atlanticonus) olssoni Maury 1917 cone shell
Conus consobrinus Sowerby 1850 cone shell
 Capuloidea - Capulidae
Capulus sp. Monfort 1810 snail
 Naticoidea - Naticidae
Natica (Natica) sp. Scopoli 1777 moon snail
Polinices sp. Monfort 1810 moon snail
 Cypraeoidea - Cypraeidae
Macrocypraea zebra Linnaeus 1758 cowry
 Calyptraeoidea - Calyptraeidae
Crucibulum sp. Schumacher 1817 slipper shell
Crepidula sp. Lamarck 1799 slipper shell
 Tonnoidea - Ranellidae
Monoplex parthenopeus1 von Salis Marschlins 1793 triton shell
 Sorbeoconcha - Potamididae
Potamididae indet. Adams and Adams 1854 horn snail
 Sorbeoconcha - Turritellidae
Turritellidae indet. Lovén 1847 turret shell
Vermicularia spirata Philippi 1836 turret shell
 Sorbeoconcha - Cerithiidae
 Sorbeoconcha - Modulidae
Modulus modulus Linnaeus 1758 snail
 Turbinoidea - Turbinidae
Astralium sp. Link 1807 snail
Listed as "A. (Astralium) brevispina"
 Fissurelloidea - Fissurellidae
Fissurellidae indet. Fleming 1822 snail
Emarginula sp. Lamarck 1801 snail
Puncturella sp. Lowe 1827 puncturella
 Dentaliida - Dentaliidae
Antalis sp. Adams and Adams 1854 tusk shell
 Scleractinia - Faviidae
Favia vokesae2 Budd and Johnson 1999 stony coral