Also known as USGS 8409; WG176a
Where: Colon, Panama (9.3° N, 79.9° W: paleocoordinates 9.1° N, 78.5° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: upper Gatun Member (Gatun Formation), Tortonian (11.6 - 7.2 Ma)
• LITHOSTRATIGRAPHY: From the upper part of the Gatun Formation. The Gatun Formation is subdivided into three faunal zones (proposed by Thomson and Keen, 1946): lower, middle, and upper. AGE: Late Miocene, on the basis of microfossil biostratigraphy (see Collins and Coates, 1999), refined by enterer to Tortonian based on more recent dating (Hendy, 2012). Sr dating for nearby sections indicates an age of approximately 9.5 Ma (Hendy, unpublished data).
• bed-level stratigraphic resolution
Environment/lithology: marine; poorly lithified siltstone and poorly lithified, silty sandstone
Size class: macrofossils
Preservation: original aragonite
Collected by Olsson in 1918; reposited in the USNM
Collection methods: surface (float), surface (in situ),
• COLLECTOR: Olsson. REPOSITORY: USNM.
Primary reference: 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]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 145342: authorized by Austin Hendy, entered by Austin Hendy on 01.06.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Distorsio (Rhysema) decussata" = Distorsio decussata2
"Distorsio (Rhysema) decussata" = Distorsio decussata2 Valenciennes 1832 snail SUBSPECIES: Distorsio (Rhysema) decussata gatunensis
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"Xancus validus" = Turbinella valida3
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"Oliva (Oliva) gatunensis" = Oliva gatunensis3
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"Crassispira (Hindsiclava) consors" = Hindsiclava consors4
"Crassispira (Hindsiclava) consors" = Hindsiclava consors4 Sowerby 1850 snail SUBSPECIES: Crassispira (Hindsiclava) consors consors
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"Conus multiliratus" = Conasprelloides multiliratus4 Olsson 1922 cone shell SUBSPECIES: Conus multiliratus multiliratus
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"Typhis (Pilsbrytyphis) gabbi" = Siphonochelus (Pilsbrytyphis) gabbi2, Typhis (Pilsbrytyphis) woodringi5
"Typhis (Pilsbrytyphis) gabbi" = Siphonochelus (Pilsbrytyphis) gabbi2 Brown and Pilsbry 1911 murex snail
Typhis (Pilsbrytyphis) woodringi5 Gertman 1969 murex snail Typhis (Pilsbrytyphis) gabbi in Woodring (1959); Typhis (Pilsbrytyphis) woodringi in Woodring (1973)
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"Cancellaria (Cancellaria) epistomifera" = Bivetiella epistomifera4
"Cancellaria (Cancellaria) epistomifera" = Bivetiella epistomifera4 Guppy 1876 snail SUBSPECIES: Cancellaria (Cancellaria) epistomifera dariena
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Stigmaulax guppiana Toula 1909 moon snail
Natica (Natica) bolus Brown and Pilsbry 1913 moon snail
"Natica (Naticarius) stenopa" = Naticarius moon snail | |
"Architectonica (Architectonica) nobilis" = Architectonica nobilis2
"Architectonica (Architectonica) nobilis" = Architectonica nobilis2 Röding 1798 sundial SUBSPECIES: Architectonica (Architectonica) nobilis nobilis
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Bivalvia | |
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"Agiopoma (Pitarella) gatunensis" = Callocardia (Agriopoma) gatunensis6
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Anadara (Rasia) dariensis5 Brown and Pilsbry 1911 ark SUBSPECIES: Anadara (Rasia) dariensis dariensis
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"Glycymeris (Tucetona) secticostata" = Tucetona5
"Glycymeris (Tucetona) secticostata" = Tucetona5 clam SUBSPECIES: Glycymeris (Tucetona) secticostata schencki
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Scaphopoda | |
Dentalium (Dentalium) armillatum5 tusk shell SUBSPECIES: Dentalium (Dentalium) armillatum armillatum
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