Spencer's Point Formation - Spencer's Point: Middle Pleistocene, Bermuda
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Siphonariidae
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Siphonaria alternata
(Say 1826)
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Gastropoda
- Cerithiidae
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Cerithium sp.
Bruguière 1789
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Gastropoda
- Littorinidae
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Littorina lineolata
Dautzenberg and Fischer 1915
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| synonym of Littorina obtusata | |||||||
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Gastropoda
- Vermetidae
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Serpulorbis decussatus
(Gmelin 1791)
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Gastropoda
- Ovulidae
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Cyphoma gibbosum
(Linnaeus 1758)
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Gastropoda
- Neogastropoda
- Olividae
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Olivella sp.
Swainson 1831
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Latirus brevicaudatus
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= Leucozonia cingulifera
Lamarck 1816
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Lyons and Snyder 2008 | ||||||
| synonym of Leucozonia nassa | |||||||
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Gastropoda
- Trochidae
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Cittarium pica
(Linnaeus 1758)
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Gastropoda
- Lepetellida
- Fissurellidae
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Fissurella barbadensis
(Gmelin 1791)
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Bivalvia
- Cardiida
- Chamidae
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Chama macerophylla
Gmelin 1791
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| see common names | |||||||
Geography
| Country: | Bermuda |
| Coordinates: | 32.3° North, 64.7° West (view map) |
| Paleocoordinates: | 32.3° North, 64.7° West |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Chibanian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Middle Pleistocene | ||
| Age range of interval: | 0.77400 - 0.12900 m.y. ago |
Stratigraphy
| Formation: | Spencer's Point | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Spencer's Point Formation (Middle-Late Pleistocene), which lies between the Pembroke Fm (Middle-Late Pleistocene) and the Southampton Fm (Late Pleistocene). THICKNESS: Unknown thickness of unit AGE: Shells are radiometrically dated to 130 Ka. STRATIGRAPHIC POSITION: Unknown position with unit. | |||||
Lithology and environment
| Primary lithology: | poorly lithified calcareous sandstone |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Calcarenites. LITHIFICATION: Poorly lithified, presumed based on age and facies description (calcarenite). | |
| Environment: | foreshore |
| Geology comments: ENVIRONMENT: Intertidal, marine, beach and eolian calcarenites. | |
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. 6 | ||
| Database number: | 67950 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2006-12-18 21:15:29 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | group members | Released: | 2006-12-18 21:15:26 |
| 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] |
Secondary references:
| 31542 | W. G. Lyons and M. A. Snyder. 2008. New genera and species of Peristerniinae (Gastropoda: Fasciolariidae) from the Caribbean Region, with comments on the fasciolariid fauna of Bermuda. The Veliger 50(3):225-240 [A. Hendy/A. Hendy] |