Kap Kobenhavn Member B Unit B2: Early/Lower Pleistocene, Greenland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Nuculanida
- Sareptidae
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Portlandia arctica
(Gray 1824)
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1 individual | ||||||
Bivalvia
- Nuculanida
- Yoldiidae
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Yoldiella fraterna
Verrill and Bush 1898
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4.5 individuals | ||||||
synonym of Yoldiella nana | |||||||
Yoldiella intermedia
(Sars 1865)
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2 individuals | ||||||
Bivalvia
- Nuculida
- Nuculidae
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Nucula tenuis
(Montagu 1808)
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0.5 individuals | ||||||
recombined as Ennucula tenuis | |||||||
Nucula nucleus
(Linnaeus 1758)
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2 individuals | ||||||
recombined as Nucula (Nucula) nucleus | |||||||
Bivalvia
- Mytilida
- Mytilidae
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Mytilus edulis
Linnaeus 1758
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1 individual | ||||||
Bivalvia
- Mytilida
- Crenellidae
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Musculus niger
(Gray 1824)
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1 individual | ||||||
Bivalvia
- Arcida
- Arcidae
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Bathyarca glacialis
(Gray 1824)
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0.5 individuals | ||||||
Bivalvia
- Carditida
- Astartidae
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Tridonta soror
(Dall 1903)
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0.5 individuals | ||||||
synonym of Astarte montagui | |||||||
Tridonta elliptica
(Brown 1827)
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10.5 individuals | ||||||
recombined as Astarte elliptica | |||||||
Tridonta borealis
(Chemnitz 1784)
|
42.5 individuals | ||||||
recombined as Astarte borealis | |||||||
Bivalvia
- Hiatellida
- Hiatellidae
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Cyrtodaria kurriana
Dunker 1861
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30 individuals | ||||||
Hiatella arctica
(Linnaeus 1767)
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0.5 individuals | ||||||
Bivalvia
- Pandorida
- Pandoridae
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Pandora glacialis
Leach 1819
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0.5 individuals | ||||||
recombined as Pandora (Pandora) glacialis | |||||||
Bivalvia
- Thraciida
- Periplomatidae
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Cochlodesma sp.
Couthouy 1839
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0.5 individuals | ||||||
Bivalvia
- Cardiida
- Cardiidae
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Clinocardium ciliatum
(Fabricius 1780)
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2.5 individuals | ||||||
recombined as Clinocardium (Ciliatocardium) ciliatum | |||||||
Serripes groenlandicus
Mohr 1786
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4 individuals | ||||||
recombined as Serripes (Serripes) groenlandicus | |||||||
Bivalvia
- Cardiida
- Tellinidae
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Macoma moesta
(Deshayes 1855)
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0.5 individuals | ||||||
recombined as Macoma (Macoma) moesta | |||||||
Macoma calcarea
(Gmelin 1792)
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30.5 individuals | ||||||
recombined as Macoma (Macoma) calcarea | |||||||
Macoma balthica
(Linnaeus 1758)
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117.5 individuals | ||||||
recombined as Macoma (Macoma) balthica | |||||||
Bivalvia
- Cardiida
- Montacutidae
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Montacuta dawsoni
Jeffreys 1864
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0.5 individuals | ||||||
recombined as Rochefortia dawsoni | |||||||
Bivalvia
- Pholadida
- Myidae
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Mya truncata
Linnaeus 1758
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0.5 individuals | ||||||
recombined as Mya (Mya) truncata | |||||||
Bivalvia
- Lucinida
- Thyasiridae
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Thyasira gouldi
(Philippi 1845)
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1 individual | ||||||
synonym of Tellina flexuosa | |||||||
Axinopsida orbiculata
(Sars 1878)
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3 individuals | ||||||
Gastropoda
- Opisthobranchia
- Cylichnidae
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Cylichna sp.
Lovén 1846
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3 individuals | ||||||
Cylichna occulta
(Mighels and Adams 1842)
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23 individuals | ||||||
Cylichna alba
(Brown 1827)
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4 individuals | ||||||
Gastropoda
- Opisthobranchia
- Retusidae
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Retusa obtusa
(Montagu 1808)
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3 individuals | ||||||
Gastropoda
- Rissoidae
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Alvania sp.
Risso 1826
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1 individual | ||||||
Boreocingula globula
(Möller 1842)
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51 individuals | ||||||
recombined as Boreocingula globulus | |||||||
Rissoa parva
(da Costa 1778)
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1 individual | ||||||
Gastropoda
- Neogastropoda
- Cancellariidae
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Admete couthouyi
(Jay 1839)
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1 individual | ||||||
synonym of Admete viridula | |||||||
Gastropoda
- Neogastropoda
- Conidae
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Oenopota sp.
Mörch 1852
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18 individuals | ||||||
Propebela reticulata
(Brown 1827)
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6 individuals | ||||||
recombined as Curtitoma reticulata | |||||||
Oenopota decussata
(Couthouy 1839)
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51 individuals | ||||||
recombined as Curtitoma decussata | |||||||
Gastropoda
- Neogastropoda
- Buccinidae
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Buccinum sp.
Linnaeus 1758
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2 individuals | ||||||
Buccinum cf. undatum
Linnaeus 1758
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3 individuals | ||||||
Gastropoda
- Naticidae
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Natica sp.
Scopoli 1777
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6 individuals | ||||||
Lunatia sp.
Gray 1847
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3 individuals | ||||||
Lunatia pallida
(Broderip and Sowerby 1829)
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1 individual | ||||||
recombined as Euspira pallida | |||||||
Gastropoda
- Turbinidae
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Margarites sp.
Gray 1847
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1 individual | ||||||
Gastropoda
- Seguenziidae
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Pseudosetia turgida
(Jeffreys 1870)
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2 individuals | ||||||
see common names |
Geography
Country: | Greenland |
Coordinates: | 82.4° North, 21.0° West (view map) |
Paleocoordinates: | 82.3° North, 19.9° West |
Basis of coordinate: | estimated from map |
Geographic resolution: | local area |
Time
Period: | Quaternary | Epoch: | Pleistocene |
10 m.y. bin: | Cenozoic 6 | ||
Key time interval: | Early/Lower Pleistocene | ||
Age range of interval: | 2.58800 - 0.78100 m.y. ago |
Stratigraphy
Formation: | Kap Kobenhavn | Member: | B | ||
Stratigraphic resolution: | member | ||||
Stratigraphy comments: thickness varies from 20m to a few meters. both upper and lower contacts are gradiational |
Lithology and environment
Primary lithology: | planar lamination,bioturbation unlithified silty sandstone |
Includes fossils? | Y |
Lithology description: Unit B2 is composed of silty sand which may occur as a massive bioturbated bed or finely laminated with discrete silt beds. The thickness varies from 20m to a few meters. Both the upper and lower contacts are gradational. | |
Environment: | shoreface |
Glacial or sequence phase: | transgressive |
Geology comments: Contains the richest faunas in the Kap Kobenhavn formation and is interpreted to mark an increase in transgression rate or decrease in sediment supply. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Reason for describing collection: | general faunal/floral analysis |
Collection method comments: faunal list from observation of eight localities (not distinguished) with the most diverse locality "75" |
Metadata
Database number: | 75099 | ||
Authorizer: | A. Miller | Enterer: | K. Bulinski | Research group: | marine invertebrate |
Created: | 2007-09-23 11:11:31 | Last modified: | 2007-09-23 14:11:31 |
Access level: | authorizer only | Released: | 2008-09-23 11:11:31 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
25354. | L. A. Simonarson, K.S. Petersen, and S. Funder. 1998. Molluscan palaeontology of the Pliocene-Pleistocene Kap Kobenhavn Formation, North Greenland. Meddelelser om Gronland, Geoscience 36:1-104 [A. Miller/K. Bulinski] |