Also known as USGS 16970; WG155a
Where: Colon, Panama (9.3° N, 79.9° W: paleocoordinates 9.0° N, 78.5° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: middle Gatun Member (Gatun Formation), Tortonian (11.6 - 7.2 Ma)
• LITHOSTRATIGRAPHY: From middle part of the Gatun Formation. The Gatun Formation is sibdivided 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 Sr dating for nearby sections indicates an age of approximately 10.1 Ma (Hendy, unpublished data). STRATIGRAPHIC POSITION: Essentially the same stratigraphic range as WG155.
• bed-level stratigraphic resolution
Environment/lithology: marine; poorly lithified, fine-grained sandstone and poorly lithified siltstone
Size class: macrofossils
Preservation: original aragonite
Collected by Thompson in 1945; reposited in the USNM
Collection methods: surface (float), surface (in situ),
• COLLECTOR: T.F. Thompson, 1945. REPOSITORY: Stanford University (CAS).
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 145255: authorized by Austin Hendy, entered by Austin Hendy on 31.05.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Architectonica (Architectonica) nobilis" = Architectonica nobilis2
"Architectonica (Architectonica) nobilis" = Architectonica nobilis2 Röding 1798 sundial SUBSPECIES: Architectonica (Architectonica) nobilis nobilis
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Crucibulum (Dispotaea) springvaleense Rutsch 1942 slipper shell | |
Turritella gatunensis, Turritella (Torcula) altilira, "Turritella mimetes" = Turritella (Broderiptella) mimetes
Turritella (Torcula) altilira Conrad 1857 turret shell SUBSPECIES: Turritella (Torcula) altilira altilira
"Turritella mimetes" = Turritella (Broderiptella) mimetes Brown and Pilsbry 1911 turret shell | |
Natica (Natica) bolus Brown and Pilsbry 1913 moon snail
Sinum gabbi Brown and Pilsbry 1913 moon snail | |
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"Mitra (Tiara) longa" = Subcancilla longa3
"Mitra (Tiara) longa" = Subcancilla longa3 Gabb 1873 mitre shell SUBSPECIES: Mitra (Tiara) longa longa
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"Oliva (Oliva) gatunensis" = Oliva gatunensis3, "Oliva (Oliva) cristobalcoloni" = Oliva cristobalcoloni3
"Oliva (Oliva) cristobalcoloni" = Oliva cristobalcoloni3 Maury 1917 olive snail SUBSPECIES: Oliva (Oliva) cristobalcoloni cristobalcoloni
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Cymatophos subsemicostatus3, "Antillophos (Antillophos) candei" = Antillophos candeanus3, Hanetia dalli3
"Antillophos (Antillophos) candei" = Antillophos candeanus3 d'Orbigny 1842 true whelk SUBSPECIES: Antillophos (Antillophos) candei gatunensis
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"Cancellaria (Cancellaria) epistomifera" = Bivetiella epistomifera4, "Cancellaria (Charcolleria) terryi" = Massyla terryi4
"Cancellaria (Cancellaria) epistomifera" = Bivetiella epistomifera4 Guppy 1876 snail SUBSPECIES: Cancellaria (Cancellaria) epistomifera dariena
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Conus molis4, Conus burckhardti4, Conus aemulator4, Conus cf. catenatus4, Conus imitator4, "Conus symmetricus" = Purpuriconus symmetricus4
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"Crassispira (Hindsiclava) consors" = Hindsiclava consors4 Sowerby 1850 snail SUBSPECIES: Crassispira (Hindsiclava) consors consors
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"Cypraea (Muracypraea) henekeni" = Muracypraea henekeni2
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Bivalvia | |
Anadara (Rasia) dariensis5 Brown and Pilsbry 1911 ark SUBSPECIES: Anadara (Rasia) dariensis dariensis
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"Noetia (Noetia) reversa" = Noetia reversa5
"Noetia (Noetia) reversa" = Noetia reversa5 Sowerby 1833 clam SUBSPECIES: Noetia (Noetia) reversa macdonaldi
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"Glycymeris (Tucetona) pectinata" = Tucetona pectinata5 Gmelin 1791 clam SUBSPECIES: Glycymeris (Tucetona) pectinata canalis
Glycymeris (Glycymeris) carbasina5 Brown and Pilsbry 1911 clam SUBSPECIES: Glycymeris (Glycymeris) carbasina
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Trachycardium (Mexicardia) dominicanum6 Dall 1900 cockle SUBSPECIES: Trachycardium (Mexicardia) dominicanum costaricanum
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Gouldia costaricensis6, Lirophora (Panchione) mactropsis6, "Agriopoma (Pitarella) gatunensis" = Callocardia (Agriopoma) gatunensis6
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