Location 60, Rio Mandinga area [Caraba Fm]: Early Oligocene, Panama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Pectinida - Pectinidae
Woodring 1982
Subspecies: Flabellipecten gatunensis protistus
? Argopecten sp. Monterosato 1889
Woodring 1982
Gastropoda - Ficidae
Ficus sp. Röding 1798
r category
Gastropoda - Ampullinidae
[entered as Pachycrommium trinitotensis]
see common names

Geography
Country:Panama
Coordinates: 9.1° North, 79.7° West (view map)
Paleocoordinates:
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Paleogene Epoch: Oligocene
Stage: Rupelian 10 m.y. bin: Cenozoic 4
Key time interval: Early Oligocene
Age range of interval: 33.9 - 27.3 m.y. ago
Stratigraphy
Formation:Caraba
Stratigraphic resolution:bed
Stratigraphy comments: Undifferentiated member. The formation is characterized by a unit of conglomerate and conglomeratic sandstone that has a thickness of between 75 and 100 metres. The conglomerate has been given the informal name, the "Caraba facies. The conglomerate is overlain by fossiliferous silty calcareous sandstone (localities 59 and 60)..
Lithology and environment
Primary lithology:pebbly,tuffaceous poorly lithified calcareous sandstone
Includes fossils?Y
Lithology description: Pebbly calcareous, tuffaceous sandstone.
Environment:coastal indet.
Geology comments: No paleoenvironmentald data reported.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collection method comments: Collected by Woodring (1949). Material is also held (but not specified for any specific collection) at Stanford University, Acad. Nat. Sci. Phil., Corenell University, PRI, U. Cal. and Cal. Acad. Sci.
Taxonomic list comments:Exhaustive for gastropoda.
Metadata
Also known as:USGS 17685; field #111
Database number:42581
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2004-08-02 12:29:34 Last modified:2025-02-22 15:12:02
Access level:the public Released:2004-08-02 12:29:34
Creative Commons license:CC0
Reference information

Primary reference:
11306. W. P. Woodring. 1957. Geology and Paleontology of Canal Zone and adjoining parts of Panama. United States Geological Survey Professional Paper 306(A) [A. Miller/A. Hendy/A. Hendy]

Secondary references:

11372 W. P. Woodring. 1959. Geology and paleontology of Canal Zone and adjoining parts of Panama: Description of Tertiary mollusks (gastropods: Vermetidae to Thaididae). United States Geological Survey Professional Paper 306(B):147-239 [A. Miller/A. Hendy/A. Hendy]
13359 W. P. Woodring. 1982. Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (Pelecypods: Propeamussiidae to Cuspidariidae). United States Geological Survey Professional Paper 306(F) [A. Miller/A. Hendy/A. Hendy]