TU 1292, 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 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 Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions.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 75041: authorized by Austin Hendy, entered by Austin Hendy on 16.09.2007

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.
unclassified
  -
Gastropoda
 Cerithioidea - Cerithiidae
Cerithium sp. Bruguière 1789 cerith snail
 Cerithioidea - Batillariidae
Pyrazisinus sp. Heilprin 1886 snail
 Sorbeoconcha - Capulidae
Capulus sp. Monfort 1810 snail
 Sorbeoconcha - Rissoidae
Crepitacella cepula Guppy 1866 snail
 Sorbeoconcha - Vermetidae
Petaloconchus laddfranklinae Maury 1917 worm shell
 Neogastropoda - Volutidae
Lyria (Lyria) pulchella Sowerby 1850 volute
 Neogastropoda - Muricidae
"Typhis (Typhinellus) sowerbyii" = Typhis (Typhinellus) sowerbii Broderip 1833 murex snail
Acanthotrophon striatus knobbed trophon
Chicoreus (Siratus) yaquensis2 Maury 1917 murex snail
Chicoreus (Siratus) amplius2 Vokes 1989 murex snail
Chicoreus (Siratus) domingensis2 Sowerby 1850 murex snail
"Chicoreus (Chicoreus) cornurectus" = Chicoreus (Triplex) cornurectus2 Guppy 1876 murex snail
"Murex (Haustellum) messorius" = Vokesimurex messorius Sowerby 1841 murex snail
 Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799 margin shell
 Neogastropoda - Mitridae
Subcancilla longa Gabb 1873 mitre shell
Subcancilla henekeni Sowerby 1850 mitre shell
 Neogastropoda - Buccinidae
Metula harrisi Olsson 1922 true whelk
 Neogastropoda - Fasciolariidae
Fusinus henekeni Sowerby 1850 snail
 Neogastropoda - Columbellidae
Metulella sp. Gabb 1873 snail
 Neogastropoda - Cancellariidae
"Cancellaria (Sveltia) inquilinus" = Sveltia inquilinus
"Cancellaria (Sveltia) inquilinus" = Sveltia inquilinus Jung and Petit 1990 snail
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
Polystira sp. Woodring 1928 turrid
 Neogastropoda - Conidae
Conus consobrinus, "Conus symmetricus" = Purpuriconus symmetricus, "Conus stenostoma" = Conasprella stenostoma, "Conus planiliratus" = Conasprelloides planiliratus
Conus consobrinus Sowerby 1850 cone shell
"Conus symmetricus" = Purpuriconus symmetricus Sowerby 1849 cone shell
"Conus stenostoma" = Conasprella stenostoma Sowerby 1850 cone shell
"Conus planiliratus" = Conasprelloides planiliratus Sowerby 1850 cone shell
 Neogastropoda - Drilliidae
Clathrodrillia sp. Dall 1918 snail
 Neogastropoda - Terebridae
Strioterebrum sp. Sacco 1891 auger snail
 Sorbeoconcha - Personidae
Distorsio simillima Sowerby 1850 snail
 Sorbeoconcha - Cassidae
Sconsia laevigata1 Guppy 1850 snail
Cassis sulcifera Sowerby 1850 snail
 Sorbeoconcha - Bursidae
Bursa amphitrites1 Maury 1917 frog shell
 Sorbeoconcha - Naticidae
"Natica (Naticarius) canrena" = Naticarius canrena
"Natica (Naticarius) canrena" = Naticarius canrena Linnaeus 1758 moon snail
 Heterostropha - Architectonicidae
"Architectonica (Architectonica) nobilis" = Architectonica nobilis
"Architectonica (Architectonica) nobilis" = Architectonica nobilis Röding 1798 sundial
Bivalvia
 Lucinida - Lucinidae
Anodontia (Pegophysema) sp. Stewart 1930 clam
 Cardiida - Veneridae
Veneridae indet. Rafinesque 1815 venus clam
 Arcida - Arcidae
Anadara (Rasia) sp. Gray 1857 ark
Bathyarca sp. Kobelt 1891 clam
 Ostreida - Ostreidae
 Pectinida - Pectinoidae
Pectinidae indet. Wilkes 1810 scallop
Amusium papyraceum3 Gabb 1873 scallop
Chagrepecten paracactaceus3 Waller 2011 scallop
Nodipecten sp. Dall 1898 scallop
"Chlamys" sp. Röding 1798 scallop
Scaphopoda
 Dentaliida - Dentaliidae
Antalis sp. Adams and Adams 1854 tusk shell