Sta. 57 - Lares [Lares Limestone]: Late/Upper Oligocene, Puerto Rico
collected by Reeds 1915

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Campanilidae
Campanile (Portoricia) laricum
Bivalvia - Pholadida - Teredinidae
Teredo incrassata (Gabb 1873)
original and current combination Kuphus incrassatus
Bivalvia - Cardiida - Tellinidae
Tellina (Angulus) disparoides
original and current combination Angulus
see common names

Geography
Country:Puerto Rico
Coordinates: 18.3° North, 66.9° West (view map)
Paleocoordinates:17.6° North, 65.9° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Oligocene
Stage:Chattian 10 m.y. bin:Cenozoic 4
Key time interval:Late/Upper Oligocene
Age range of interval:28.40000 - 23.03000 m.y. ago
Stratigraphy
Formation:Lares Limestone
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Lares Limestone which regionally overlies the Collazo Shale and is overlain by the Aguadilla Limestone, and is laterally related to the Ponce chalky beds (Late Oligocene). Correlatable to the Las Cahobe and Thomonde Fm (Haiti), Anguilla Fm (Anguilla), upper Culebra Fm (canal zone), and Tampa Fm (Florida). AGE: Late Oligocene based on macro- and microfaunal biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within formation.
Lithology and environment
Primary lithology: lithified "limestone"
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Limestone. LITHIFICATION: Lithified, on the basis of taphonomic data.
Environment:carbonate indet.
Geology comments: ENVIRONMENT: Shallow carbonate setting.
Taphonomy
Modes of preservation:body,cast,mold/impression
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:taxonomic analysis
Collectors:Reeds Collection dates:1915
Collection method comments: COLLECTOR: C. Reeds (AMNH), 1915. REPOSITORY: Not stated, but is likely to be AMNH, New York.
Taxonomic list comments:COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: An authoritative publication but with quite antiquated nomenclature. Nevertheless, all taxa are identified to species and subgenus resolution.
Metadata
Database number:80201
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2008-04-08 20:52:22 Last modified:2013-11-25 13:37:23
Access level:the public Released:2008-04-08 20:52:22
Creative Commons license:CC BY
Reference information

Primary reference:

26978. C. J. Maury. 1920. Tertiary Mollusca from Porto Rico. Scientific Survey of Porto Rico and the Virgin Islands 3(1):1-78 [A. Hendy/A. Hendy/A. Hendy]