Falmouth Formation (Pleistocene of Jamaica)

Where: Jamaica (18.5° N, 77.4° W: paleocoordinates 18.5° N, 77.1° W)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Falmouth Formation (Coastal Group), Late/Upper Pleistocene (0.1 - 0.0 Ma)

• STRATIGRAPHIC RELATIONS: From the Falmouth Fm, which unconformably overlies the Hope Gate Fm. AGE: Late Pleistocene, last interglacial, Sangamonian, ~125,000 yrs bp. STRATIGRAPHIC POSITION: General collection for formation.

• formation-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified, fine-grained limestone

• ENVIRONMENT: Back reef environment, presumably a lagoon.
• SPECIFIC LITHOLOGY: Hard, fine-grained, well-lithified, but occasionally chalky limestone. LITHIFICATION: Lithified, based on facies description.

Size class: macrofossils

Collection methods: surface (in situ),

• COLLECTORS: Includes: Donovan. REPOSITORY: Includes: University of the West Indies.

Primary reference: P. M. Kier. 1992. Neogene Paleontology in the Northern Dominican Republic. 13. The Class Echinoidea (Echinodermata). Bulletins of American Paleontology 102(339):13-28 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90592: authorized by Austin Hendy, entered by Austin Hendy on 09.08.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to taxa described in text. NOMENCLATURE: An authoritative publication, with modern nomenclature and species-resolution determination.
Echinoidea
 Cidaroida - Cidaridae
Eucidaris tribuloides pencil urchin
 Diadematoida - Diadematidae
Diadema antillarum sea urchin
or Astropyga magnifica
 Irregularia -
Spatangoida indet. Agassiz 1840 heart urchin
 Camarodonta - Echinometridae
Echinometra lucunter Linnaeus 1758 sea urchin
 Camarodonta - Toxopneustidae
? Lytechinus sp. Agassiz 1863 sea urchin
 Camarodonta - Echinidae
? Tripneustes sp. Agassiz 1841 sea urchin