Sobral FM., Seymour Island: Paleocene, Antarctica
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Pleurotomariidae
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Pleurotomaria larseniana
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Gastropoda
- Turritellidae
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Mesalia sp.
Gray 1847
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Gastropoda
- Aporrhaidae
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Perissoptera nordenskjoldi
Wilckens 1910
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recombined as Struthiochenopus nordenskjoldi | |||||||
Gastropoda
- Neogastropoda
- Fasciolariidae
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Paleopsephaea sp.
Wade 1926
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Gastropoda
- Neogastropoda
- Conidae
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Marshallaria sp.
Finlay and Marwick 1937
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Gastropoda
- Cassidae
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Cassis sp.
Scopoli 1777
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Gastropoda
- Naticidae
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Eunaticina arctowskiana
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea ellioti
Zinsmeister and Macellari 1988
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Bivalvia
- Pectinida
- Limidae
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Acesta shackletoni
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Acesta webbi
Zinsmeister and Macellari 1988
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Bivalvia
- Ostreida
- Pinnidae
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Pinna sp.
Linnaeus 1758
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Pinna freneizae
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea sp.
Linnaeus 1758
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Bivalvia
- Lucinida
- Lucinidae
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Lucina sp.
Bruguière 1797
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Bivalvia
- Thraciida
- Periplomatidae
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Periploma sp.
Schumacher 1816
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Bivalvia
- Cardiida
- Veneridae
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Marwickia woodburnei
Zinsmeister and Macellari 1988
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Bivalvia
- Cardiida
- Lahillidae
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Lahillia huberi
Zinsmeister and Macellari 1988
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Lahillia larseni
(Sharman and Newton 1897)
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Bivalvia
- Nuculida
- Nuculidae
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Leionucula sp.
Quenstedt 1930
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Leionucula hunickeni
Zinsmeister and Macellari 1988
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Leionucula suboblonga
(Wilckens 1907)
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Bivalvia
- Nuculanida
- Malletiidae
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Australoneilo sp.
Zinsmeister 1984
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Australoneilo casei
Zinsmeister and Macellari 1988
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Malacostraca
- Decapoda
- Nephropidae
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Metanephrops jenkinsi
Feldmann 1989
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Hoploparia stokesi
(Weller 1903)
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original and current combination Glyphea stokesi | |||||||
Crinoidea
- Isocrinida
- Isselicrinidae
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Isselicrinus antarcticus
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see common names |
Geography
Country: | Antarctica | State/province: | Seymour Island |
Coordinates: | 64.3° South, 56.8° West (view map) | ||
Paleocoordinates: | 63.5° South, 66.2° West | ||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Paleocene |
10 m.y. bin: | Cenozoic 1 | ||
Key time interval: | Paleocene | ||
Age range of interval: | 66.00000 - 56.00000 m.y. ago |
Stratigraphy
Formation: | Sobral | ||||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Sobral Fm. falls avove the Lopez de Bertodano Fm, which contains the K/T boundary near its top. |
Lithology and environment
Primary lithology: | bioturbation,glauconitic poorly lithified silty sandstone |
Secondary lithology: | siltstone |
Includes fossils? | Y |
Includes fossils? | Y |
Lithology description: siltstones, silty concretionary sandstones, glauconitic sandstones, some volcanoclastic component | |
Environment: | offshore |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection excludes: | all microfossils |
Collection methods: | bulk,field collection |
Reason for describing collection: | biostratigraphic analysis |
Collection method comments: All macrofossils were collected |
Metadata
Database number: | 63516 | ||
Authorizer: | L. Ivany | Enterer: | L. Ivany |
Modifier: | L. Ivany | Research group: | marine invertebrate |
Created: | 2006-08-15 15:37:39 | Last modified: | 2006-08-15 18:46:06 |
Access level: | the public | Released: | 2006-08-15 15:37:39 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
531. | W. J. Zinsmeister, R. M. Feldmann, M. O. Woodburne and D. H. Elliot. 1989. Latest Cretaceous/Earliest Tertiary Transition on Seymour Island, Antarctica. Journal of Paleontology 63(6):731-738 [L. Ivany/E. Kowalski/J. Alroy] |