Also known as USGS 16949
Where: Panama (9.3° N, 79.9° W: paleocoordinates 9.0° N, 78.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: middle Gatun Member (Gatun Formation), Tortonian (11.6 - 7.2 Ma)
• Middle 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 Sr dating for nearby sections indicates an age of approximately 9.9 Ma (Hendy, unpublished data).
• bed-level stratigraphic resolution
Environment/lithology: marine; unlithified, fine-grained, silty sandstone
Size class: macrofossils
Reposited in the USNM
Collection methods: surface (in situ),
• COLLECTOR: Not stated in text. 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 93176: authorized by Austin Hendy, entered by Austin Hendy on 06.01.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Crucibulum (Dispotaea) springvaleense Rutsch 1942 slipper shell
Crucibulum (Crucibulum) chipolanum Dall 1892 slipper shell | |
Rhinoclavis (Ochetoclava) costaricana5 cerith snail SUBSPECIES: Rhinoclavis (Ochetoclava) costaricana canabina
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Turritella (Torcula) altilira, Turritella (Torcula) gatunensis, "Turritella (Torcula) mimetes" = Turritella (Broderiptella) mimetes
Turritella (Torcula) altilira Conrad 1857 turret shell
Turritella (Torcula) gatunensis Conrad 1857 turret shell SUBSPECIES: Turritella (Torcula) gatunensis gatunensis
"Turritella (Torcula) mimetes" = Turritella (Broderiptella) mimetes Brown and Pilsbry 1911 turret shell | |
Neverita (Hypterita) helicoides Gray 1825 moon snail
Natica (Natica) bolus Brown and Pilsbry 1913 moon snail
Stigmaulax guppiana Toula 1909 moon snail | |
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"Distorsio (Rhysema) decussata" = Distorsio decussata5
"Distorsio (Rhysema) decussata" = Distorsio decussata5 Valenciennes 1832 snail SUBSPECIES: Distorsio (Rhysema) decussata gatunensis
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"Oliva (Oliva) cristobalcoloni" = Oliva cristobalcoloni6, "Oliva (Oliva) gatunensis" = Oliva gatunensis6
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"Fasciolaria gorgasiana" = Pleuroploca gorgasiana6
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Metula gabbi6, Antillophos (Rhipophos) metuloides6, "Antillophos (Antillophos) candei" = Antillophos candeanus6
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"Murex (Murex) polynematicus" = Vokesimurex polynematicus5, "Murex (Murex) recurvirostris" = Vokesimurex recurvirostris5, "Paziella (Panamurex) gatunensis" = Poirieria (Panamurex) gatunensis5, "Murex (Chicoreus) brevifrons" = Chicoreus (Chicoreus) brevifrons5
"Paziella (Panamurex) gatunensis" = Poirieria (Panamurex) gatunensis5 Brown and Pilsbry 1911 murex snail | |
Strioterebrum spiniferum7, Strioterebrum gausapatum7, Terebra (Oreoterebra) subsulcifera7, Terebra (Oreoterebra) isaacpetiti7
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Polystira sp.4, "Pleurofusia (Cruziturricula) fusinus" = Cruziturricula fusinus7, Gemmula vaningeni7
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Agladrillia (Eumetadrillia) isthmica7, Clathrodrillia gatunensis7, "Crassispira (Hindsiclava) consors" = Hindsiclava consors7
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"Architectonica (Architectonica) nobilis" = Architectonica nobilis5
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"Turbo (Marmarostoma) aff. castaneus" = Turbo (Senectus) castanea
"Turbo (Marmarostoma) aff. castaneus" = Turbo (Senectus) castanea Gmelin 1791 snail | |
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Bivalvia | |
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"Agriopoma (Pitarella) gatunensis" = Callocardia (Agriopoma) gatunensis9, Pitar (Hyphantosoma) centangulatus9, Chione (Chionopsis) tegulum9, Lirophora (Panchione) mactropsis9, Dosinia (Dosinia) delicatissim9, Gouldia costaricensis9, Cyclinella atacata7
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"Lophocardium gurabicum" = Nemocardium (Lophocardium) gurabicum9, Trachycardium (Dallocardia) dominicense9, Trachycardium (Phlogocardia) stiriatum9
Trachycardium (Dallocardia) dominicense9 Gabb 1873 cockle SUBSPECIES: Trachycardium (Dallocardia) dominicense dominicense
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Lepidopecten scissuratus9, Argopecten levicostatus9, Amusium toulae9, "Flabellipecten gatunensis" = Leopecten gatunensis9
"Flabellipecten gatunensis" = Leopecten gatunensis9 Toula 1909 scallop SUBSPECIES: Flabellipecten gatunensis gatunensis
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"Glycymeris (Tucetona) pectinata" = Tucetona pectinata8 Gmelin 1791 clam SUBSPECIES: Glycymeris (Tucetona) pectinata canalis
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