Belmont Formation - Watch Hill Park (Pleistocene of Bermuda)

Also known as Loc. 7

Where: Bermuda (32.3° N, 64.7° W: paleocoordinates 32.3° N, 64.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Belmont Formation, Middle Pleistocene (0.8 - 0.1 Ma)

• STRATIGRAPHIC RELATIONS: From Belmont Formation, which lies between the Walsingham Fm (Early-Middle Pleistocene) and the Devonshire Fm (Late Pleistocene). THICKNESS: Unknown thickness of unit AGE: Shells are radiometrically dated to 300 Ka. STRATIGRAPHIC POSITION: Unknown position with unit.

• bed-level stratigraphic resolution

Environment/lithology: foreshore; poorly lithified, calcareous sandstone

• ENVIRONMENT: Shallow-marine, beach, and dune.
• SPECIFIC LITHOLOGY: Complex shallow-marine, beach, and poorly developed dune calcarenites. LITHIFICATION: Poorly lithified, presumed based on age and facies description (poorly developed, calcarenite).

Size class: macrofossils

Preservation: original aragonite, original calcite

Reposited in the ANSP

Collection methods: quarrying,

• COLLECTOR: H.G. Richards and T. Skymer (June, 1967), B. Bitters (June, 1968), and previously S. B. Upchurch and L. Vacher. REPOSITORY: Dept. of Geology, Academy of Natural Sciences.

Primary reference: H. G. Richards, R. T. Abbott, and T. Skymer. 1969. The marine Pleistocene mollusks of Bermuda. Notulae Naturae 425:1-10 [A. Hendy/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 67960: authorized by Austin Hendy, entered by Austin Hendy on 19.12.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for Mollusca. NOMENCLATURE: Not an authoritative publication, but identifications by specialists, with species level designations.
unclassified
  -
Gastropoda
 Trochoidea - Turbinidae
"Astraea phoebia" = Astralium phoebium
"Astraea phoebia" = Astralium phoebium Röding 1798 snail
 Cerithioidea - Cerithiidae
Cerithium eburneum Bruguière 1792 cerith snail
 Neogastropoda - Olividae
Olivella floralia olive snail
 Neogastropoda - Buccinidae
"Cantharus tinctus" = Gemophos tinctus
"Cantharus tinctus" = Gemophos tinctus Conrad 1846 true whelk
 Neogastropoda - Columbellidae
Columbella mercatoria Linnaeus 1758 snail
 Neogastropoda - Muricidae
"Thais rustica" = Stramonita rustica
"Thais rustica" = Stramonita rustica Lamarck 1822 murex snail
 Sorbeoconcha - Cypraeidae
"Cypraea cinerea" = Cypraea (Luria) cinerea, "Cypraea zebra" = Macrocypraea zebra
"Cypraea cinerea" = Cypraea (Luria) cinerea Martini 1769 cowry
"Cypraea zebra" = Macrocypraea zebra Linnaeus 1758 cowry
 Sorbeoconcha - Vermetidae
Serpulorbis decussatus Gmelin 1791 worm shell
Dendropoma irregulare d'Orbigny 1841 worm shell
Bivalvia
 Arcida - Noetiidae
Arcopsis adamsi Dall 1886 clam
 Arcida - Arcidae
"Barbatia domingensis" = Acar domingensis, Arca zebra
"Barbatia domingensis" = Acar domingensis Lamarck 1819 miniature ark
Arca zebra Swainson 1833 ark
 Arcida - Glycymerididae
Glycymeris americana Defrance 1826 clam
 Mytilida - Mytilidae
Brachidontes exustus Linnaeus 1758 mussel
 Lucinida - Lucinidae
Lucina pensylvanica Linnaeus 1758 clam
[entered as Lucina pennsylvanica]
 Cardiida - Chamidae
Chama macerophylla Gmelin 1791 jewel box
 Cardiida - Veneridae
Pitar sp. Römer 1857 venus clam