Also known as USGS 5211; WG159
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 Sr dating for nearby sections indicates an age of approximately 10.1 Ma (Hendy, unpublished data).
• bed-level stratigraphic resolution
Environment/lithology: marine; poorly lithified siltstone and poorly lithified, silty sandstone
Size class: macrofossils
Preservation: original aragonite
Collected by Standifer in 1909; reposited in the USNM
Collection methods: surface (float), surface (in situ),
• COLLECTOR: W.S. Standifer, 1909. 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 145281: authorized by Austin Hendy, entered by Austin Hendy on 31.05.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Crucibulum (Dispotaea) springvaleense Rutsch 1942 slipper shell | |
Turritella (Torcula) altilira, Turritella gatunensis, "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 | |
"Oliva (Oliva) gatunensis" = Oliva gatunensis2
| |
Cymatophos subsemicostatus2, Hanetia dalli2, "Antillophos (Antillophos) candei" = Antillophos candeanus2
"Antillophos (Antillophos) candei" = Antillophos candeanus2 d'Orbigny 1842 true whelk SUBSPECIES: Antillophos (Antillophos) candei gatunensis
| |
"Cancellaria (Cancellaria) epistomifera" = Bivetiella epistomifera3
"Cancellaria (Cancellaria) epistomifera" = Bivetiella epistomifera3 Guppy 1876 snail SUBSPECIES: Cancellaria (Cancellaria) epistomifera dariena
| |
"Pleurofusia (Cruziturricula) fusinus" = Cruziturricula fusinus3
"Pleurofusia (Cruziturricula) fusinus" = Cruziturricula fusinus3 Brown and Pilsbry 1911 turrid SUBSPECIES: Pleurofusia (Cruziturricula) fusinus fusinus
| |
| |
| |
| |
Natica (Natica) bolus Brown and Pilsbry 1913 moon snail | |
"Architectonica (Architectonica) nobilis" = Architectonica nobilis1
"Architectonica (Architectonica) nobilis" = Architectonica nobilis1 Röding 1798 sundial SUBSPECIES: Architectonica (Architectonica) nobilis nobilis
| |
Bivalvia | |
| |
Chione (Chionopsis) tegulum5, "Agriopoma (Pitarella) gatunensis" = Callocardia (Agriopoma) gatunensis5
| |
Trachycardium (Dallocardia) dominicense5 Gabb 1873 cockle SUBSPECIES: Trachycardium (Dallocardia) dominicense dominicense
| |
| |
Anadara (Rasia) dariensis4 Brown and Pilsbry 1911 ark SUBSPECIES: Anadara (Rasia) dariensis dariensis
| |
"Flabellipecten gatunensis" = Leopecten gatunensis5 Toula 1909 scallop SUBSPECIES: Flabellipecten gatunensis gatunensis
|