Back Rio Grande (locality 1B) (Cretaceous of Jamaica)

Where: Portland , Jamaica (18.1° N, 76.5° W: paleocoordinates 19.4° N, 64.5° W)

• coordinate estimated from map

When: Lower limestone Member (Back Rio Grande Formation), Campanian (83.6 - 72.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone and lithified conglomerate

Size class: macrofossils

Preservation: shellbed

Primary reference: S. F. Mitchell and R. Ramsook. 2009. Rudist bivalve assemblages from the Back Rio Grande Formation (Creaceous: Campanian) of Jamaica and their stratigraphic significance. Cretaceous Research 30:307-321 [M. Aberhan/D. Wellmanns]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 116619: authorized by Martin Aberhan, entered by Daniel Wellmanns on 09.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Antillocaprinid indet.
Bivalvia
 Hippuritida - Radiolitidae
"Chiapasella cubensis" = Chiapasella radiolitiformis, Bournonia thiadensi, "Branislavia stellaplicatus n. sp." = Colveraia, Durania krijneni n. sp., Durania sp.
"Chiapasella cubensis" = Chiapasella radiolitiformis Trechmann 1924 rudist
"Branislavia stellaplicatus n. sp." = Colveraia rudist
Durania krijneni n. sp. rudist
Durania sp. Douvillé 1908 rudist
 Hippuritida - Hippuritidae
Barrettia monilifera
 Hippuritida - Plagioptychidae
Plagioptychus sp.
Plagioptychus sp. Matheron 1842 rudist
 Hippuritida - Antillocaprinidae
Antillocaprina sp.
Antillocaprina sp. Trechmann 1924 rudist