East of Morichal (Locality B) (Miocene of Trinidad and Tobago)

Also known as Rohr 11637

Where: Trinidad and Tobago (10.3° N, 61.3° W: paleocoordinates 9.8° N, 57.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Globigerinatella insueta foram zone, Brasso Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

• from the invalid "upper zone" of the "Esmeralda member" of Renz 1942

•foram zone is Early Miocene: see Stone 1968

• bed-level stratigraphic resolution

Environment/lithology: marine; silty, calcareous claystone

• "Dark calcareous silty clay"

Size class: microfossils

Collected by K. Rohr

Primary reference: W. A. van den Bold. 1958. Ostracoda of the Brasso Formation of Trinidad. Micropaleontology 4(4):391-418 [J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 93911: authorized by John Alroy, entered by John Alroy on 06.02.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Platycopida - Cytherellidae
Cytherella aff. sylverinica Howe and Law 1936 ostracod
 Podocopida - Pontocyprididae
Argilloecia hiwanneensis Howe and Law 1936 ostracod
 Podocopida - Cytheruridae
 Podocopida - Trachyleberididae
 Podocopida - Thaerocytheridae
Bradleya dictyon Brady 1880 ostracod