Woodring Loc. 111a - Canal Zone [upper Culebra Fm] (Miocene of Panama)

Also known as USGS Loc. 16887

Where: Panama (9.1° N, 79.7° W: paleocoordinates 8.4° N, 77.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: upper Member (Culebra Formation), Burdigalian (20.4 - 16.0 Ma)

• LITHOSTRATIGRAPHY: From the Culebra Formation, which unconformably overlies the Las Cascadas agglomerate; emended by Kirby et al. (2009) to the upper member of the Culebra Formation. AGE: Early Miocene in text; direct date extrapolated from Kirby et al. (1999), =Burdigalian. STRATIGRAPHIC POSITION: From unknown position within member.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified, concretionary, sandy, calcareous siltstone

• No paleoenvironmental data reported.
• Calcareous concretions in sandy siltstone.

Size class: macrofossils

Preservation: concretion

Reposited in the USNM

Collection methods: quarrying,

• Collected by Schultz and Woodring (1947). Material is also held (but not specified for any specific collection) at Stanford University, Acad. Nat. Sci. Phil., Corenell University, PRI, U. Cal. and Cal. Acad. Sci.

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 42617: authorized by Austin Hendy, entered by Austin Hendy on 03.08.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Exhaustive for gastropoda.
Gastropoda
 Cerithioidea - Turritellidae
Turritella venezuelana, "Turritella (? Torcula) amaras" = Torcula
Turritella venezuelana Hodson 1926 turret shell
"Turritella (? Torcula) amaras" = Torcula turret shell
 Neogastropoda - Buccinidae
"? Antillophos (? Antillophos) cf. candei" = Antillophos candeanus1
"? Antillophos (? Antillophos) cf. candei" = Antillophos candeanus1 d'Orbigny 1842 true whelk
Subspecies: ? Antillophos ?(Antillophos) cf. candei gatunensis
 Neogastropoda - Fasciolariidae
? Fusinus sp.1 Rafinesque 1815 snail
Bivalvia
 Arcida - Arcidae
Anadara (Rasia) athroa2 Woodring 1973 ark
Anadara (Rasia) dariensis2 Brown and Pilsbry 1911 ark
Subspecies: Anadara (Rasia) dariensis progonica
 Pholadida - Corbulidae
 Cardiida - Veneridae
Tivela (Tivela) mactroides3 Born 1778 venus clam
Clementia (Clementia) dariena3 Conrad 1855 venus clam
Subspecies: Clementia (Clementia) dariena rabelli
 Cardiida - Tellinidae
Tellina (Eurytellina) ophiaca3 Woodring 1982 tellin clam