NMB 18541 - Río Chico [Tuira Fm] (Miocene of Panama)

Also known as CJ-93-07-12

Where: Darien, Panama (8.2° N, 77.6° W: paleocoordinates 8.0° N, 76.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tuira Formation, Tortonian (11.6 - 7.2 Ma)

• STRATIGRAPHIC RELATIONS: From Tuira Fm, for which lithostratigraphic relationships are not discussed. AGE: Middle Miocene, in text; subsequent publications suggest late Miocene or early Pliocene age; Coates et al. (2004) suggests a Tortonian age (11.2-8.3 Ma). STRATIGRAPHIC POSITION: From 395 m in the Lower and Upper Chico River section.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithology not reported

• ENVIRONMENT: Shallow marine fauna.
• SPECIFIC LITHOLOGY: Not reported in text. LITHIFICATION: Unknown.

Size classes: macrofossils, mesofossils

Collected by Coates & Jackson in 1993; reposited in the NMB

Collection methods: bulk, surface (float), surface (in situ), sieve,

• COLLECTOR: Anthony G. Coates & Jeremy Jackson, 6.5.1993. REPOSITORY: NMB, Basel.

Primary reference: B. Landau and C. Marques da Silva. 2010. Early Pliocene gastropods of Cubagua, Venezuela: Taxonomy, palaeobiogeography and ecostratigraphy. Palaeontos 19:1-221 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111210: authorized by Austin Hendy, entered by Austin Hendy on 21.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to gastropoda mentioned in text. Does not include other mollusca. NOMENCLATURE: Authoritative publication, with modern nomenclature and including systematic revision of other neighboring Caribbean assemblages.
Gastropoda
 Cerithioidea - Turritellidae
Turritella abrupta Spieker 1922 turret shell