Cerro Cometa: Late Eocene, Venezuela

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Malacostraca - Decapoda - Raninidae
Malacostraca - Decapoda - Aethridae
see common names

Geography
Country:Venezuela State/province:Falcon
Coordinates: 11.0° North, 69.8° West (view map)
Paleocoordinates:10.5° North, 58.0° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Time
Period: Paleogene Epoch: Eocene
Stage: Priabonian 10 m.y. bin: Cenozoic 3
Key time interval: Late Eocene
Age range of interval: 37.71 - 33.9 m.y. ago
Stratigraphy
Formation:Santa Rita
Stratigraphy comments: Overlying Formations(s): Jarillal Formation. In conjunction with the Jarillal Formation, it is overlain by the Castillo Formation in the North and South, and by the El Paraiso and Pecaya Formations in the central part of the basin. Underlying Formation: It unconformably overlies Matatare Formation. Thickness: 400-500 m. (Guevara, 1967; Macellari 1995; Baquero et al., 2009).
Lithology and environment
Primary lithology:coarse conglomerate
Secondary lithology:very fine sandstone
Lithology description: The Santa Rita Formation consists of coarse conglomerate, very fine grained sandstones, and marl with interbedded limestone (Guevara, 1967; Baquero et al., 2009).
Environment:coastal indet.
Geology comments: This formation was deposited in continental to shallow marine environments. There is also mention that part of it could be from an alluvial fan (Baquero et al., 2009).
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:228729
Authorizer:J. Wolfe Enterer:A. Lynch
Created:2022-12-29 19:17:36 Last modified:2025-02-22 15:12:02
Access level:the public Released:2022-12-29 19:17:36
Creative Commons license:CC0
Reference information

Primary reference:

83501. O. Aguilera, D. Rodrigues de Aguilera, F. J. Vega and M. R. Sanchez-Villagra. 2010. Mesozoic and Cenozoic decapod crustaceans from Venezuela and related trace-fossil assemblages. In M. R. Sanchez-Villagra, O. A. Aguilera, A. A. Carlini (eds.), Urumaco and Venezuelan Paleontology: The Fossil Record of the Northern Neotropics 103-129 [J. Wolfe/A. Lynch]