Stoney Hill [Troy Limestone] (Eocene of Jamaica)

Where: Jamaica (18.1° N, 76.8° W: paleocoordinates 16.8° N, 76.2° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Troy Limestone Formation (White Limestone Group), Late/Upper Eocene (37.2 - 33.9 Ma)

• STRATIGRAPHIC RELATIONS: From the Claremont Fm, for which lithostratigraphic relations are not discussed. AGE: Late Eocene. STRATIGRAPHIC POSITION: From unknown position within formation. LITHOSTRATIGRAPHY: Formely placed in the Claremont Fm. Replaced by Troy Limestone in Stevens (2004).

• formation-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, shelly/skeletal limestone

• No environmental reported.
• Evenly-bedded, bioclastic, limestones, rich in mollusca.

Size class: macrofossils

Preservation: cast, mold/impression

Reposited in the BMNH

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

• COLLECTORS: Multiple collectors. REPOSITORY: Various repositories, including NHM, Basel and the BMNH, London.

Primary reference: L. R. Cox. 1941. Lamellibranchs from the White Limestone of Jamaica. Proceedings of the Malacological Society 24(4):135-144 [A. Miller/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60966: authorized by Austin Hendy, entered by Austin Hendy on 28.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropods and bivalves. NOMENCLATURE: Not and authoritative publication, with somewhat antiquated nomenclature and few species-resolution identifications.
Cephalopoda
 Nautilida - Aturiidae
Aturia sp. Bronn 1838 nautiloid
Gastropoda
 Neritoidea - Neritidae
Velates sp. Montfort 1810 snail
 Cerithioidea - Cerithiidae
Dirocerithium sp. Woodring and Stenzel 1959 cerith snail
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
 Sorbeoconcha - Campanilidae
Campanile sp. Fischer 1884 snail
 Neogastropoda - Conidae
Conus sp. Linnaeus 1758 cone shell
 Opisthobranchia - Bullidae
Bulla sp. Linnaeus 1758 snail
Bivalvia
 Lucinida - Lucinidae
Fimbria cf. jamaicensis, "Pseudomiltha megameris" = Superlucina megameris
Fimbria cf. jamaicensis Trechmann 1923 clam
"Pseudomiltha megameris" = Superlucina megameris Dall 1901 clam
 Cardiida - Cardiidae
Sawkinsia matleyi n. sp. Cox 1941 cockle
Fragum sp. RÅ¡ding 1798 cockle