NMB Loc. 17739 - Quebrada El Macho [Armuelles Fm] (Pleistocene of Costa Rica)

Also known as PPP# 244

Where: Costa Rica (8.4° N, 83.1° W: paleocoordinates 8.4° N, 83.1° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Armuelles Formation (Charco Azul Group), Early/Lower Pleistocene (2.6 - 0.8 Ma)

• LITHOSTRATIGRAPHY: From the Armuelles Formation. AGE: Pleistocene, according to Ingle (1985) on the basis of microfossils; direct date estimated based on other collections from the Armuelles Formation. STRATIGRAPHIC POSITION: From 465 m in Macho Creek section.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by Jung et al. in 1988; reposited in the NMB

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

• COLLECTORS: Peter Jung et al., 17.3.1988. REPOSITORY: Naturhistorisches Museum Basel (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 136347: authorized by Austin Hendy, entered by Austin Hendy on 26.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to taxa described in text. NOMENCLATURE: Modern nomenclature, and species-resolution identifications.
 Tonnoidea - Ranellidae
Monoplex wiegmanni Anton 1839 triton shell