Nancy Point Formation (unspecified localities) (Miocene of Panama)

Where: Bocas, Panama (9.1° N, 81.8° W: paleocoordinates 9.5° N, 80.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Nancy Point Formation (Bocas del Toro Group), Messinian (7.2 - 5.3 Ma)

• STRATIGRAPHIC RELATIONS: the Nancy Point Fm is conformable with the Tobabe Fm below and the Shark Hole Point Fm above. BIOSTRATIGRAPHY: from Collins et al. (1999), an age range of 8.2-5.6 Ma, Late Miocene, though PPP dataset indicates an age of 6.5-5.6 Ma.

• bed-level stratigraphic resolution

Environment/lithology: offshore; unlithified, bioturbated, shelly/skeletal, silty sandstone and poorly lithified, shelly/skeletal, argillaceous, carbonaceous siltstone

• ENVIRONMENT: from Collins et al. 1999 (p. 94), outer neritic, estimated depth of 175 m.
• GENERAL LITHOLOGY: from Collins et al. 1999 (p. 27), consists of massive, pervasively bioturbated, shelly, muddy, and silty sandstone, muddy siltstone, with scattered molluscs, leaves, and plant fragments.

Size class: macrofossils

• TAPHONOMY: No taphonomic data reported.

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

• COLLECTOR: B. Landau. REPOSITORY:B. Landau personal collection.

Primary reference: B. Landau and C. Marques da Silva. 2010. Early Pliocene gastropods of Cubagua, Venezuela: Taxonomy, palaeobiogeography and ecostratigraphy. Palaeontos 19:1-221 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111214: authorized by Austin Hendy, entered by Austin Hendy on 21.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to gastropods described in text; bivalves not mentioned. NOMENCLATURE: Authoritative publication, with modern nomenclature, and species-level identification.
Gastropoda
 Neogastropoda - Costellariidae
Knefastia limonensis Olsson 1922 ribbed mitre
 Neogastropoda - Muricidae
Typhina expansa Sowerby 1874 murex snail
 Neogastropoda - Cancellariidae
Ventrilia toroensis2 Olsson 1922 snail
Bivetopsia pachia2 Smith 1940 snail
 Sorbeoconcha - Cassidae
Echinophoria hadra1 Woodring and Olsson 1957 snail
Sconsia grayi1 Adams 1855 snail