loc. 43: Late Campanian, Puerto Rico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Heterostropha - Acteonidae
see common names

Geography
Country:Puerto Rico
Coordinates: 18.1° North, 67.1° West (view map)
Paleocoordinates:15.2° North, 52.6° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Campanian 10 m.y. bin: Cretaceous 7
Key time interval: Late Campanian
Age range of interval: 83.6 - 72.2 m.y. ago
Stratigraphy
Formation:Sabana Grande
Stratigraphic resolution:formation
Lithology and environment
Primary lithology: conglomerate
Secondary lithology: cherty/siliceous "limestone"
Includes fossils?Y
Lithology description: erratic block of silicified limestone in breccia
Environment:shallow subtidal indet.
Taphonomy
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Also known as:USGS Mesozoic Collection 30343
Database number:66833
Authorizer:P. Harries Enterer:P. Harries
Research group:marine invertebrate
Created:2006-10-18 05:29:21 Last modified:2025-02-22 15:12:02
Access level:the public Released:2006-10-18 05:29:11
Creative Commons license:CC0
Reference information

Primary reference:
18968. N. F. Sohl and H. A. Kollmann. 1985. Cretaceous Actaeonellid Gastropods from the Western Hemisphere. United States Geological Survey Professional Paper 1304:1-104 [P. Harries/P. Harries]