List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Antarctodarwinella nordenskjoldi n. sp.
Wilkens 1911
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Zegalerus coniculus
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Gastropoda
- Cerithiidae
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Bittium antarctonodosum n. sp.
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Gastropoda
- Turritellidae
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Colposigma euthenia n. sp.
Stilwell and Zinsmeister 1992
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Gastropoda
- Neogastropoda
- Nassariidae
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Sudonassarius antarctohimaleos n. sp.
Stilwell and Zinsmeister 1992
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Gastropoda
- Neogastropoda
- Raphitomidae
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Austrotoma oliveri n. sp.
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Gastropoda
- Naticidae
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Polinices (Polinices) cf. subtenuis
(Ihering 1907)
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Gastropoda
- Heterostropha
- Pyramidellidae
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Turbonilla ("Ptycheulimella") aersispira n. sp.
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original and current combination Ptycheulimella | |||||||
Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea raea
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea antarctica
Zinsmeister 1984
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Bivalvia
- Lucinida
- Lucinidae
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Saxolucina sharmani
(Wilckens 1911)
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Bivalvia
- Cardiida
- Veneridae
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"Cyclorismina" marwicki
Zinsmeister 1984
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see common names |
Geography
Country: | Antarctica |
Coordinates: | 64.3° South, 56.8° West (view map) |
Paleocoordinates: | 63.5° South, 63.0° West |
Basis of coordinate: | estimated from map |
Geographic resolution: | outcrop |
Stratigraphy
Formation: | La Meseta | Member: | Telm 5 | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Telm 5 of the La Meseta Fm, which overlies the Cross Valley Fm and is unconformably overlain by Quaternary deposits. THICKNESS: Unknown, within 294 m thick section. AGE: Middle Eocene. Within the Struthiolarella steinmanni zone. STRATIGRAPHIC POSITION: In upper part of section. |
Lithology and environment
Primary lithology: | lithified sandstone |
Includes fossils? | Y |
Lithology description: SPECIFIC LITHOLOGY: Sandstone. LITHIFICATION: Lithified, based on descriptions of adjacent strata.. | |
Environment: | coastal indet. |
Geology comments: ENVIRONMENT: Barrier island to nearshore tidal and wave-dominated environment. TEMPERATURE: Warm-temperate fauna. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | surface (in situ),field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | USNM |
Collection method comments: COLLECTOR: J. D. Stilwell and M. O. Woodburne, December, 1986. REPOSITORY: USNM. | |
Taxonomic list comments:COVERAGE: Exhaustive for Bivalvia, Gastropoda, and Cephalopoda. NOMENCLATURE: Authoritative publication with modern nomenclature, use of endemic generic/subgeneric names, and consistent use of species-level assignments. |
Metadata
Database number: | 72402 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | G. Varnham | Research group: | marine invertebrate |
Created: | 2007-06-02 13:55:32 | Last modified: | 2022-04-06 07:09:14 |
Access level: | authorizer only | Released: | 2008-06-02 13:55:32 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
18284. | J. D. Stilwell and W. J. Zinsmeister. 1992. Molluscan Systematics and Biostratigraphy. Antarctic Research Series, AGU 55 [L. Ivany/L. Ivany/M. Uhen] |