TU 1455 - Río Guanajuma [Gurabo Fm]: Messinian - Zanclean, Dominican Republic

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Arcida - Glycymerididae
Tucetona acuticostata (Sowerby 1849)
24 specimens
Bivalvia - Cardiida - Veneridae
Periglypta sp. Jukes-Browne 1914
2 specimens
Lioconcha sp. Mörch 1853
1 specimen
Bivalvia - Cardiida - Cardiidae
Laevicardium laevigatum (Linnaeus 1758)
1 specimen
Vokes 1989
Gastropoda - Pseudomelaniidae
Carinodrillia sp. (Dall 1919)
2 specimens
Gastropoda - Turritellidae
2 specimens
Gastropoda - Cerithiidae
10 specimens
Gastropoda - Naticidae
Polinices sp. Monfort 1810
1 specimen
Gastropoda - Cassidae
Phalium moniliferum (Guppy 1866)
1 specimen
Cassis sulcifera Sowerby 1850
1 specimen
Sconsia laevigata (Guppy 1850)
5 specimens
Gastropoda - Personidae
Distorsio simillima (Sowerby 1850)
4 specimens
Gastropoda - Ranellidae
Beu 2010 1 specimen
Gastropoda - Xenophoridae
Xenophora delecta (Guppy 1876)
1 specimen
Gastropoda - Neogastropoda - Fasciolariidae
Fusinus henekeni (Sowerby 1850)
4 specimens
Gastropoda - Neogastropoda - Buccinidae
Antillophos moorei (Guppy 1866)
19 specimens
Gastropoda - Neogastropoda - Columbellidae
Metulella venusta (Sowerby 1850)
6 specimens
Gastropoda - Neogastropoda - Conidae
15 specimens
Conus consobrinus Sowerby 1850
5 specimens
Conus symmetricus Sowerby 1849
25 specimens
Gastropoda - Neogastropoda - Drilliidae
3 specimens
Gastropoda - Neogastropoda - Turridae
Turridae indet. Swainson 1840
1 specimen
Polystira haitensis (Sowerby 1850)
8 specimens
Gastropoda - Neogastropoda - Muricidae
Vokes 1989
Vokes 1989 15 specimens
Vokes 1989
Gastropoda - Neogastropoda - Marginellidae
Prunum coniforme (Sowerby 1850)
2 specimens
Gastropoda - Neogastropoda - Harpidae
1 specimen
Gastropoda - Neogastropoda - Volutidae
Lyria (Lyria) pulchella (Sowerby 1850)
3 specimens
Gastropoda - Neogastropoda - Costellariidae
Fusiturricula sp. Woodring 1928
9 specimens
Gastropoda - Neogastropoda - Mitridae
Mitridae indet. Swainson 1831
1 specimen
Subcancilla sp. Olsson and Harbison 1953
5 specimens
Gastropoda - Neogastropoda - Cancellariidae
1 specimen
Gastropoda - Vermetidae
1 specimen
Gastropoda - Ampullinidae
2 specimens
Gastropoda - Heterostropha - Architectonicidae
5 specimens
see common names

Geography
Country:Dominican Republic
Coordinates: 19.5° North, 71.0° West (view map)
Paleocoordinates:20.0° North, 69.7° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Neogene Epoch: Miocene - Pliocene
Stage: Messinian - Zanclean 10 m.y. bin: Cenozoic 6
Key time interval: Messinian - Zanclean
Age range of interval: 7.246 - 3.6 m.y. ago
Stratigraphy
Formation:Gurabo
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Gurabo Fm according to Beu (2010). AGE: ? Late Miocene; Gurabo Formation is Messinian-Zanclean. THICKNESS: STRATIGRAPHIC POSITION: COMMENTS:
Lithology and environment
Primary lithology: poorly lithified "siliciclastic"
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Unknown, presumably silcicilastic. LITHIFICATION: Poorly-lithified based on observation of figures.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Appearing to be shallow marine siliciclastic environment.
Taphonomy
Modes of preservation:body,original aragonite,original calcite
Degree of concentration:concentrated
Size of fossils:macrofossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:bulk,sieve,field collection
Minimum sieve size:4.000
Reason for describing collection:paleoecologic analysis
Museum repositories:PRI
Collection method comments: COLLECTOR: E. Vokes. REPOSITORY: PRI. FIDELITY: Moderate ecological fidelity.
Taxonomic list comments:TAXONOMY: Most taxa Identified by A. Hendy, with some earlier identifications by E. Vokes, P. Jung, H. Vokes, L. Anderson.
Metadata
Database number:74911
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2007-09-05 13:07:05 Last modified:2025-02-22 15:12:02
Access level:authorizer only Released:2009-09-05 13:07:05
Creative Commons license:CC0
Reference information

Primary reference:
19909. 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]

Secondary references:

30037 A. G. Beu. 2010. Neogene Tonnoidean Gastropods of Tropical and South America; contributions to the Dominican Republic and Panama Paleontology Projects and Uplift of the Central American Isthmus. Bulletins of American Paleontology (377-378)1-550 [A. Hendy/A. Hendy/A. Hendy]
25313 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]
25312 E. H. Vokes. 1989. Neogene Paleontology in the Northern Dominican Republic 8. The Family Muricidae (Mollusca: Gastropoda). Bulletins of American Paleontology. Bulletins of American Paleontology 97(332):1-94 [A. Hendy/A. Hendy/A. Hendy]
24476 H. E. Vokes. 1989. Neogene Paleontology in the Northern Dominican Republic 9. The Family Cardiidae (Mollusca: Bivalvia). Bulletins of American Paleontology 97(332):95-161 [A. Hendy/A. Hendy]