NMB Loc. 17474 - Malpais (Miocene of Costa Rica)

Also known as PPP# 1780

Where: Costa Rica (9.6° N, 85.1° W: paleocoordinates 7.0° S, 106.0° W)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

When: Early/Lower Miocene (23.0 - 16.0 Ma)

• LITHOSTRATIGRAPHY: From an unknown lithostratigraphic unit. AGE: Late Oligocene-Early Miocene, according to Beu (2010), although a Miocene age is favored; justification not provided in text. STRATIGRAPHIC POSITION: Unknown position within formation.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithology not reported

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

Size class: macrofossils

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

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

• COLLECTOR: P. Jung & R. Panchaud, 13.4.1988. 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 136666: authorized by Austin Hendy, entered by Austin Hendy on 01.12.2012

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
Marsupina freya n. sp. Olsson 1932 frog shell