PRI Loc. 95 (sample 28, replicate B) - Little Cove Point Mbr, St Mary's Fm: Late/Upper Miocene, Maryland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Hastula inornata
Whitfield 1894
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7 specimens | |||||||||
Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Crepidula fornicata
(Linnaeus 1758)
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1 specimen | |||||||||
Crucibulum (Crucibulum) costatum
(Say 1820)
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2 specimens | |||||||||
recombined as Crucibulum (Dispotaea) costata | ||||||||||
Gastropoda
- Turritellidae
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Turritella plebeia
Say 1824
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69 specimens | |||||||||
recombined as Mariacolpus plebeia | ||||||||||
Turritella sp.
Lamarck 1799
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3 specimens | |||||||||
Listed as "Turritella subvariabilis/terebriformis" | ||||||||||
Gastropoda
- Neogastropoda
- Nassariidae
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Nassarius (Tritiaria) sp.
(Conrad 1865)
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20 specimens | |||||||||
Gastropoda
- Neogastropoda
- Columbellidae
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Mitrella communis
(Conrad 1862)
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10 specimens | |||||||||
recombined as Astyris communis | ||||||||||
Listed as "Columbina sp." | ||||||||||
Gastropoda
- Neogastropoda
- Turridae
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Turridae informal indet. A
Swainson 1840
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2 specimens | |||||||||
Turridae informal indet. B
Swainson 1840
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1 specimen | |||||||||
Gastropoda
- Neogastropoda
- Muricidae
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Ecphora tricostata
Martin 1904
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1 specimen | |||||||||
Typhis acuticosta
(Conrad 1830)
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1 specimen | |||||||||
Gastropoda
- Naticidae
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Neverita duplicatus
(Say 1822)
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5 specimens | |||||||||
Bivalvia
- Pectinida
- Pectinidae
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Chesapecten informal sp. A
Ward and Blackwelder 1975
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2 specimens | |||||||||
Chesapecten informal sp. B
Ward and Blackwelder 1975
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2 specimens | |||||||||
Bivalvia
- Lucinida
- Lucinidae
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Lucinoma contracta
(Say 1824)
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2 specimens | |||||||||
Stewartia anodonta
(Say 1824)
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1 specimen | |||||||||
Bivalvia
- Pholadida
- Corbulidae
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Caryocorbula sp.
(Gardner 1926)
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1 specimen | |||||||||
original and current combination Corbula (Caryocorbula) | ||||||||||
Bivalvia
- Cardiida
- Veneridae
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Dosinia (Dosinidia) acetabulum
(Conrad 1832)
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1 specimen | |||||||||
recombined as Dosinia acetabulum | ||||||||||
Mercenaria sp.
Schumacher 1817
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3 specimens | |||||||||
Bivalvia
- Cardiida
- Mactridae
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Mactrodesma subponderosa
(d'Orbigny 1852)
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76 specimens | |||||||||
Bivalvia
- Cardiida
- Cardiidae
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Chesacardium sp.
Ward 1992
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7 specimens | |||||||||
Bivalvia
- Nuculanida
- Yoldiidae
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Yoldia laevis
(Say 1824)
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2 specimens | |||||||||
see common names |
Geography
Country: | United States | State/province: | Maryland | County: | Calvert |
Coordinates: | 38.4° North, 76.4° West (view map) | ||||
Paleocoordinates: | 38.5° North, 74.6° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | small collection |
Time
Period: | Neogene | Epoch: | Miocene |
10 m.y. bin: | Cenozoic 6 | ||
Key time interval: | Late/Upper Miocene | ||
Age range of interval: | 11.60800 - 5.33300 m.y. ago |
Stratigraphy
Geological group: | Chesapeake | Formation: | St Mary's | Member: | Little Cove Point |
Regional section: | Shattuck | Regional bed: | 22-23 | ||
Regional order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: Little Cove Point Mbr of St Mary's Fm, Chesapeake Group. AGE: Late Miocene (equivalent to Tortonian) according to Ward (1992). STRATIGRAPHIC POSITION: Unknown position within member. |
Lithology and environment
Primary lithology: | coarse,shelly/skeletal unlithified sandstone |
Includes fossils? | Y |
Lithology description: SPECIFIC LITHOLOGY: Coase sandstone, shelly. LITHIFICATION: Unlithified, based on observation of specimens. | |
Environment: | coastal indet. |
Geology comments: ENVIRONMENT: Shallow-marine, restricted/sheltered, fine-grained siliciclastic environment. |
Taphonomy
Modes of preservation: | body,original aragonite,original calcite |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Collection methods and comments
Collection methods: | bulk,sieve,field collection |
Minimum sieve size: | 4.000 |
Reason for describing collection: | paleoecologic analysis |
Museum repositories: | PRI |
Collection method comments: COLLECTOR: Unknown collector. REPOSITORY: PRI. FIDELITY: Moderate ecologic fidelity. | |
Taxonomic list comments:TAXONOMY: Identified by A. Hendy; nomenclature based on revision of Gardner (1943) [PBDB Ref# 16984]and Ward (1992) [16985]. |
Metadata
Database number: | 68978 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2007-02-14 15:22:57 | Last modified: | 2013-11-25 13:37:23 |
Access level: | authorizer only | Released: | 2008-02-14 15:22:57 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
19909. | A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy] |