North of Tarleton Point (Miocene of Grenada)

Where: Grenada (12.5° N, 61.4° W: paleocoordinates 12.4° N, 60.3° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Grand Bay Formation, Middle Miocene (16.0 - 11.6 Ma)

• Horizon is exposed beneath the angular unconformity with the overlying Quaternary Carriacou root beds

• bed-level stratigraphic resolution

Environment/lithology: deep-water; lithified sandstone

• Based on various lines of evidence, the depth of deposition was at least 150–200 m (Jung,

•1971; Donovan & Harper, 1999, 2001; Donovan et al. 2003) and probably deeper (Donovan, 2012).

• channel fill- sandstone

Size class: macrofossils

Collection methods: Repository: Naturalis Biodiversity Center, Leiden (NBC RGM) and the Florida Museum of Natural History, Gainesville (UF)

Primary reference: J. W. M. Jagt, B. Thuy, S. K. Donovan, S. Stöhr, R. W. Portell, R. K. Pickerill, D. A. T. Harper, W. Lindsay, and T. A. Jackson. 2014. A starfish bed in the Middle Miocene Grand Bay Formation of Carriacou, The Grenadines (West Indies). Geological Magazine 151:381-393 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 209746: authorized by Matthew Clapham, entered by Matthew Clapham on 13.05.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Asteroidea
 Valvatida - Goniasteridae
? Paragonaster haldixoni n. sp.
? Paragonaster haldixoni n. sp. Jagt et al. 2014 sea star
Ophiuroidea
 Ophiacanthida - Ophiocamacidae
Ophiocamax ventosa n. sp.
Ophiocamax ventosa n. sp. Jagt et al. 2014 brittle star