NMB Loc. 17771 - Playa Cocalito [Montezuma Fm] (Pleistocene of Costa Rica)

Where: Costa Rica (9.7° N, 85.1° W: paleocoordinates 9.7° N, 85.1° W)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Montezuma Formation, Pleistocene (2.6 - 0.0 Ma)

• LITHOSTRATIGRAPHY: From the Montezuma Formation. AGE: Pleistocene, according to Baumgartner et al. (1984, p. 96, 126); justification not provided in text. STRATIGRAPHIC POSITION: Fossiliferous outcrop is about 100 m long and about 1 m thick.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; green sandstone

• ENVIRONMENT: Not stated in text, but likely from a shallow marine siliciclastic facies.
• LITHOLOGY: Green sandstone. LITHIFICATION: Unknown.

Size class: macrofossils

Collected by Jung et al. in 1984; reposited in the NMB

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

• COLLECTOR: Jung, P., Baugmartner, P., and Mora, C., 1984. REPOSITORY: Naturhistorisches Museum Basel, Switzerland (NMB

Primary reference: A. G. Beu. 2010. Neogene Tonnoidean Gastropods of Tropical and South America; contributions to the Dominican Republic and Panama Paleontology Projects and Uplift of the Central American Isthmus. Bulletins of American Paleontology (377-378)1-550 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136542: authorized by Austin Hendy, entered by Austin Hendy on 29.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• NOMENCLATURE: Authoritative publication, with species-resolution identifications, and modern nomenclature. COVERAGE: Limited to taxa described in text.
Gastropoda
 Tonnoidea - Bursidae
Bursa rugosa Sowerby 1835 frog shell
 Tonnoidea - Cassidae
Semicassis centiquadrata Valenciennes 1832 snail