Morne Diabo and Quinam Limestones: Late Oligocene, Trinidad and Tobago

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Nummulitidae
Lepidocyclinidae
Globothalamea - Rotaliida - Miogypsinidae
Bivalvia - Pectinida - Pectinidae
Bivalvia - Mytilida - Mytilidae
Lithophaga nigra (d'Orbigny 1845)
Bivalvia - Lucinida - Lucinidae
Bivalvia - Pholadida - Teredinidae
Gastropoda - Turritellidae
Gastropoda - Cassidae
Cassis cf. sulcifera Sowerby 1850
see common names

Geography
Country:Trinidad and Tobago
Coordinates: 10.1° North, 61.5° West (view map)
Paleocoordinates:9.9° North, 53.2° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:basin
Time
Period: Paleogene Epoch: Oligocene
Stage: Chattian 10 m.y. bin: Cenozoic 4
Key time interval: Late Oligocene
Age range of interval: 27.3 - 23.04 m.y. ago
Stratigraphy
Formation:Morne Diablo Limestone
Stratigraphic resolution:member
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the "Morne Diablo" and "Quinam" limestone, which appear to be lateral equivalents of the Cipero Marl and San Fernado Fm. AGE: Late Oligocene on the basis of large foraminiferal biostratigraphy. STRATIGRAPHIC POSITION: From unknown position within these units
Lithology and environment
Primary lithology: lithified "limestone"
Includes fossils?Y
Lithology description: LITHOLOGY: Not stated, but presumably a limestone on the basis of lithostratigraphic name. LITHIFICATION: Lithified, based on facies description.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Fauna appears relatively shallow.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,microfossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Collection method comments: COLLECTORS: Multiple collectors including R. Rutsch, Vaughn, Cole, and C.M.B. Caudri. REPOSITORY: Unknown.
Taxonomic list comments:COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: Not an authoritative publication, with rather antiquated nomenclature, though with identifications made to species resolution.
Metadata
Database number:93368
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2010-01-15 08:23:36 Last modified:2025-02-22 15:12:02
Access level:the public Released:2010-01-15 08:23:36
Creative Commons license:CC0
Reference information

Primary reference:
31588. R. M. Stainforth. 1948. Description, correlation, and paleoecology of Tertiary Cipero Marl, Trinidad, BWI. Bulletin of the American Association of Petroleum Geologists 32(7):1292-1330 [A. Hendy/A. Hendy]