Woodring Loc. 147f - eastern area [middle Gatun Fm] (Miocene of Panama)

Also known as USGS 6006

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 Sr dating for nearby sections indicates an age of approximately 10.1 Ma (Hendy, unpublished data).

• bed-level stratigraphic resolution

Environment/lithology: marine; unlithified, fine-grained, silty sandstone

• No specific environmental data presented.
• LITHOLOGY: Soft, silty fine-grained 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 93173: authorized by Austin Hendy, entered by Austin Hendy on 06.01.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropods and bivalves. NOMENCLATURE: Authoritative publications, with modern nomenclature, and species-resolution identifications.
Gastropoda
 Trochoidea - Skeneidae
 Neotaenioglossa - Calyptraeidae
Crucibulum (Dispotaea) ? springvaleense Rutsch 1942 slipper shell
 Cerithioidea - Turritellidae
Turritella (Torcula) altilira Conrad 1857 turret shell
 Neogastropoda - Nassariidae
 Neogastropoda - Columbellidae
Zanassarina habra2 Woodring 1964 snail
Mitrella limonensis2 Gabb 1881 snail
 Neogastropoda - Costellariidae
Uromitra elachista2 Woodring 1964 ribbed mitre
Uromitra aff. cucurrupiensis2 Oinomikado 1939 ribbed mitre
 Sorbeoconcha - Naticidae
Tectonatica agna moon snail
Stigmaulax guppiana Toula 1909 moon snail
 Sorbeoconcha - Tornidae
"Teinostoma (Idioraphe) spermatia" = Teinostoma (Idioraphie)
"Teinostoma (Idioraphe) spermatia" = Teinostoma (Idioraphie) snail
 Sorbeoconcha - Vitrinellidae
 Heterostropha - Architectonicidae
"Architectonica (Architectonica) nobilis" = Architectonica nobilis1
"Architectonica (Architectonica) nobilis" = Architectonica nobilis1 Röding 1798 sundial
Bivalvia
 Arcida - Arcidae
Anadara (Rasia) dariensis3 Brown and Pilsbry 1911 ark
SUBSPECIES: Anadara (Rasia) dariensis dariensis
 Pectinida - Propeamussiidae
Cyclopecten oligolepis4 Brown and Pilsbry 1913 mud scallop
 Ostreida - Ostreidae
Ostrea equestris4 Say 1834 oyster
SUBSPECIES: Ostrea equestris heothina
 Lucinida - Lucinidae
Bellucina actinus4 Dall 1903 clam
 Pholadida - Corbulidae
Caryocorbula oropendula4 Olsson 1922 clam
SUBSPECIES: Caryocorbula oropendula stena
Varicorbula disparilis4 d'Orbigny 1853 clam
 Cardiida - Kelliellidae
Alveinus rotundus4 Dall 1900 clam
 Cardiida - Veneridae
"Agriopoma (Pitarella) gatunensis" = Callocardia (Agriopoma) gatunensis4 Dall 1903 venus clam
Lirophora (Panchione) mactropsis4 Conrad 1855 venus clam
 Cardiida - Tellinidae
"Tellina (Phyllodina) lepidota" = Phyllodina lepidota4, Psammacoma gatunensis4
"Tellina (Phyllodina) lepidota" = Phyllodina lepidota4 Dall 1900 tellin clam
Psammacoma gatunensis4 Toula 1909 tellin clam
 Nuculanida - Nuculanidae
Saccella balboae3 Brown and Pilsbry 1911 pointed nut clam
Saccella acrita3 Dall 1908 pointed nut clam
SUBSPECIES: Saccella acrita epacra
Scaphopoda
 Gadilida - Gadilidae
Cadulus (Platyschides) bushii3, "Cadulus (Gadilopsis) dentalinus" = Gadilopsis3
"Cadulus (Gadilopsis) dentalinus" = Gadilopsis3 tusk shell