USGS 5882k, Rio Banano (Pliocene of Costa Rica)

Where: Costa Rica (9.9° N, 83.0° W)

• Paleocoordinates: 10.4° N, 82.5° W (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Rio Banano Formation, Piacenzian (3.6 - 2.6 Ma)

• Tenth fossiliferous zone below the uppermost one of the section. "Probably equivalent to Gatun formation." (More likely from the Rio Banano Formation, given the location)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

Size classes: macrofossils, mesofossils

Collected by D.F. MacDonald in 1911

Primary reference: M. J. Rathbun. 1918. Decapod crustaceans from the Panama region. Bulletin of the United States National Museum 103:123-184 [C. Schweitzer/S. Yost/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 135459: authorized by Carrie Schweitzer, entered by Samantha Yost on 26.10.2012

Creative Commons license: CC0 (CC0)

Taxonomic list

Malacostraca
 Decapoda - Portunidae
Euphylax fortis n. sp. Rathbun 1918 swimming crab