San Judas: Tortonian, Panama
collected by C. Pimiento, A. Rincon, A. Hendy, B. MacFadden

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes - Myliobatiformes - Myliobatidae
Myliobatis californica
Mobula hypostoma
Mobula munkiana
Rhinoptera steindachneri
Chondrichthyes - Myliobatiformes - Aetobatidae
Aetobatus narinari (Euphrasen 1790)
Chondrichthyes - Myliobatiformes - Dasyatidae
Taeniura grabata Saint-Hilaire 1817
Chondrichthyes - Rajiformes
Urobatis sp.
Chondrichthyes - Carcharhiniformes - Carcharhinidae
Negaprion brevirostris Poey 1868
Carcharhinus sp. de Blainville 1816
Chondrichthyes - Carcharhiniformes - Hemigaleidae
Hemipristis serra Agassiz 1835
Chondrichthyes - Lamniformes - Otodontidae
Carcharocles megalodon (Agassiz 1835)
recombined as Otodus megalodon
see common names

Geography
Country:Panama State/province:Colon
Coordinates: 9.4° North, 79.8° West (view map)
Paleocoordinates:9.1° North, 78.5° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Neogene Epoch:Miocene
Stage:Tortonian 10 m.y. bin:Cenozoic 6
Key time interval:Tortonian
Age range of interval:11.62000 - 7.24600 m.y. ago
Age estimate:10.5 Ma (other)
Stratigraphy
Formation:Gatun Member:lower Gatun
Regional section:Canal Basin
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:shelly/skeletal poorly lithified sandstone
Environment:coastal indet.
Taphonomy
Modes of preservation:body
Degree of concentration:-single event
Size of fossils:macrofossils,mesofossils
Spatial orientation:preferred
Preservation of anatomical detail:good
Abundance in sediment:abundant
Size sorting:medium
Fragmentation:occasional
Bioerosion:none
Encrustation:none
Temporal resolution:time-averaged
Spatial resolution:autochthonous
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:paleoecologic analysis
Museum repositories:FLMNH
Collectors:C. Pimiento, A. Rincon, A. Hendy, B. MacFadden
Collection method comments: Screenwashing and surface prospecting
Taxonomic list comments:Additions from the FLMNH database
Metadata
Also known as:YPA032
Database number:160567
Authorizer:C. Jaramillo Enterer:C. Pimiento
Modifier:C. Pimiento
Subset of collection #:20
Created:2014-08-24 15:03:08 Last modified:2014-08-24 15:11:09
Access level:the public Released:2014-08-24 15:03:08
Creative Commons license:CC BY
Reference information

Primary reference:

52363. C. Pimiento, G. González-Barba, D. J. Ehret, B. J. MacFadden, A. J. W. Hendy and C. Jaramillo. 2013. Sharks and Rays (Chondrichthyes, Elasmobranchii) from the late Miocene Gatun Formation of Panama. Journal of Paleontology 87(5):755-774 [C. Jaramillo/C. Pimiento/M. Uhen]