Woodring 107 - Canal Zone [upper Culebra Fm] (Miocene of Panama)

Also known as USGS Loc. 6012d

Where: Panama (9.0° 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: marine; poorly lithified lithology not reported

• No paleoenvironmental data reported.
• LITHOLOGY: Not stated in text. LITHIFICATION: Poorly lithified, on the basis of figured specimens, and outcrop observations.

Size classes: macrofossils, microfossils

Collected by MacDonald & Vaughan in 1911; reposited in the USNM

Collection methods: surface (in situ),

• COLLECTOR: MacDonald and Vaughan (1911). 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 42612: authorized by Austin Hendy, entered by Austin Hendy on 03.08.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropods and bivalves. NOMENCLATURE: Authoritative publication, with relatively modern nomenclature, and species-resolution identifications.
Bivalvia
 Arcida - Arcidae
Gastropoda
 Cerithioidea - Turritellidae
Turritella venezuelana, "Turritella (? Torcula) amaras" = Torcula
Turritella venezuelana Hodson 1926 turret shell
"Turritella (? Torcula) amaras" = Torcula turret shell