Devonshire Formation - Grape Bay: Late/Upper Pleistocene, Bermuda

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Cerithiidae
Cerithium sp. Bruguière 1789
Gastropoda - Naticidae
Polinices lacteus (Guilding 1834)
Gastropoda - Vermetidae
Serpulorbis decussatus (Gmelin 1791)
Dendropoma irregulare (d'Orbigny 1841)
Gastropoda - Neogastropoda - Fasciolariidae
Latirus brevicaudatus
Gastropoda - Trochidae
Cittarium pica (Linnaeus 1758)
Gastropoda - Lepetellida - Fissurellidae
Fissurella barbadensis (Gmelin 1791)
Gastropoda - Neritidae
Nerita tessellata Gmelin 1791
Bivalvia - Cardiida - Chamidae
Chama macerophylla Gmelin 1791
Bivalvia - Mytilida - Mytilidae
Brachidontes exustus (Linnaeus 1758)
Bivalvia - Pectinida - Spondylidae
Spondylus americanus Hermann 1781
Bivalvia - Arcida - Arcidae
Barbatia domingensis (Lamarck 1819)
recombined as Acar domingensis
Arca zebra (Swainson 1833)
original and current combination Byssoarca zebra
Bivalvia - Arcida - Glycymerididae
Glycymeris americana (Defrance 1826)
see common names

Geography
Country:Bermuda
Coordinates: 32.3° North, 64.8° West (view map)
Paleocoordinates:32.3° North, 64.8° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Quaternary Epoch:Pleistocene
Stage:Late/Upper Pleistocene 10 m.y. bin:Cenozoic 6
Key time interval:Late/Upper Pleistocene
Age range of interval:0.12900 - 0.01170 m.y. ago
Stratigraphy
Formation:Devonshire
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Devonshire Formation, which lies between the Belmont Fm (Middle Pleistocene) and the Harrington Fm (Middle-Late Pleistocene). THICKNESS: Unknown thickness of unit AGE: Shells are radiometrically dated to 120 Ka. STRATIGRAPHIC POSITION: Unknown position with unit.
Lithology and environment
Primary lithology: poorly lithified calcareous sandstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Marine and poorly developed dune calcarenites. LITHIFICATION: Poorly lithified, presumed based on age and facies description (poorly developed, calcarenite).
Environment:foreshore
Geology comments: ENVIRONMENT: Intertidal marine and dune.
Taphonomy
Modes of preservation:body,original aragonite,original calcite
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying,field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:ANSP
Collection method comments: 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.
Taxonomic list comments:COVERAGE: Exhaustive for Mollusca. NOMENCLATURE: Not an authoritative publication, but identifications by specialists, with species level designations.
Metadata
Also known as:Loc. 10
Database number:67963
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2006-12-19 07:00:10 Last modified:2013-11-25 13:37:23
Access level:group members Released:2007-12-19 07:00:10
Creative Commons license:CC BY
Reference information

Primary reference:

19423. 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]