Also known as USGS 6033c
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 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 Sr dating for nearby sections indicates an age of approximately 10.1 Ma (Hendy, unpublished data).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 93172: authorized by Austin Hendy, entered by Austin Hendy on 06.01.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Scaphopoda | |
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Gastropoda | |
"Architectonica (Architectonica) nobilis" = Architectonica nobilis2
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Volvulella (Volvulella) phoinicoides4, Volvulella (Volvulella) oxytata4, Retusa (Cylichnina) quercinensis4, Sulcoretusa sulcata4
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Turritella (Torcula) altilira Conrad 1857 turret shell | |
Crepidula cf. maculosa Conrad 1846 slipper shell
Crucibulum (Dispotaea) springvaleense Rutsch 1942 slipper shell | |
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Polinices ? stanislasmeunieri, Stigmaulax guppiana, "Natica (Naticarius) stenopa" = Naticarius, Tectonatica agna, Natica (Natica) bolus, Sinum gabbi
Polinices ? stanislasmeunieri Maury 1917 moon snail
Stigmaulax guppiana Toula 1909 moon snail
"Natica (Naticarius) stenopa" = Naticarius moon snail
Tectonatica agna moon snail
Natica (Natica) bolus Brown and Pilsbry 1913 moon snail
Sinum gabbi Brown and Pilsbry 1913 moon snail | |
"Teinostoma (Idioraphe) spermatia" = Teinostoma (Idioraphie), Teinostoma (Pseudorotella) pycnum, Teinostoma (Diaerecallus) sychnum
"Teinostoma (Idioraphe) spermatia" = Teinostoma (Idioraphie) snail
Teinostoma (Pseudorotella) pycnum Woodring 1957 snail | |
Cyclostremiscus (Ponocyclas) pentagonus Gabb 1873 snail | |
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Strombinophos mimicus3, Metula gabbi3, "Antillophos (Antillophos) candei" = Antillophos candeanus3, Antillophos (Rhipophos) metuloides3
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"Mitra (Tiara) longa" = Subcancilla longa3
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Agladrillia (Agladrillia) characta4, Agladrillia (Agladrillia) phengoides4, Agladrillia (Agladrillia) enneacyma4
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Bivalvia | |
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"Crenella divaricata" = Crenella decussata5
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Anadara (Rasia) dariensis5 Brown and Pilsbry 1911 ark SUBSPECIES: Anadara (Rasia) dariensis dariensis
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"Glycymeris (Tucetona) pectinata" = Tucetona pectinata5
"Glycymeris (Tucetona) pectinata" = Tucetona pectinata5 Gmelin 1791 clam SUBSPECIES: Glycymeris (Tucetona) pectinata canalis
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"Trigoniocardia (Apiocardia) aminensis" = Trigoniocardia (Trigoniocardia) aminensis6, Trachycardium (Phlogocardia) stiriatum6, Trachycardium (Dallocardia) dominicense6
"Trigoniocardia (Apiocardia) aminensis" = Trigoniocardia (Trigoniocardia) aminensis6 Dall 1900 cockle
Trachycardium (Dallocardia) dominicense6 Gabb 1873 cockle SUBSPECIES: Trachycardium (Dallocardia) dominicense dominicense
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"Tellina (Eurytellina) punicea" = Eurytellina punicea6, Tellina (Eurytellina) angulosa6, Psammacoma gatunensis6
Tellina (Eurytellina) angulosa6 Gmelin 1791 tellin clam SUBSPECIES: Tellina (Eurytellina) angulosa costaricana
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Lirophora (Panchione) mactropsis6, "Agriopoma (Pitarella) gatunensis" = Callocardia (Agriopoma) gatunensis6, Gouldia costaricensis6
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Foraminifera | |
Tubothalamea | |
Foraminifera | |
Globigerina dubia1, Globigerina bulloides1, "Globigerina sacculifera" = Trilobatus sacculifer1, "Globigerina aequilateralis" = Globigerinella aequilateralis1
Globigerina bulloides1 d'Orbigny 1826
"Globigerina sacculifera" = Trilobatus sacculifer1 Brady 1877
"Globigerina aequilateralis" = Globigerinella aequilateralis1 Brady 1879 | |