Behrendt Mountains, Ellsworth Land (Locality 10): Bajocian - Late/Upper Bajocian, Antarctica
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Ostreida
- Ostreidae
|
|||||||
Ostrea informal sp. B
Linnaeus 1758
|
4 specimens | ||||||
Ostrea informal sp. C
Linnaeus 1758
|
4 specimens | ||||||
Bivalvia
- Ostreida
- Pinnidae
|
|||||||
Pinna sp.
Linnaeus 1758
|
4 specimens | ||||||
Bivalvia
- Pectinida
- Buchiidae
|
|||||||
Buchia sp.
Rouillier 1845
|
1 specimen | ||||||
Bivalvia
- Pectinida
- Oxytomidae
|
|||||||
Oxytoma trechmanni n. sp.
|
|||||||
original and current combination Avicula (Oxytoma) | |||||||
Oxytoma sp.
(Meek and Hayden 1865)
|
1 specimen | ||||||
original and current combination Avicula (Oxytoma) | |||||||
Bivalvia
- Pectinida
- Anomiidae
|
|||||||
Placunopsis parallela n. sp.
|
11 specimens | ||||||
Bivalvia
- Pectinida
- Entoliidae
|
|||||||
Entolium (Entolium) spedeni n. sp.
|
6 specimens | ||||||
Bivalvia
- Pectinida
- Pectinidae
|
|||||||
"Camptonectes" (aff. Camptonectes) grandis
(Hector 1886)
|
1 specimen | ||||||
Camptonectes (Camptonectes) robusta n. sp.
|
5 specimens | ||||||
Bivalvia
- Pectinida
- Spondylidae
|
|||||||
Spondylus sp.
Linnaeus 1758
|
1 specimen | ||||||
Bivalvia
- Arcida
- Parallelodontidae
|
|||||||
Parallelodon sp.
Meek and Worthen 1866
|
|||||||
Grammatodon sp.
Meek and Hayden 1860
|
1 specimen | ||||||
Bivalvia
- Trigoniida
- Myophorellidae
|
|||||||
Vaugonia informal sp. 1
Crickmay 1930
|
1 specimen | ||||||
Bivalvia
- Pholadomyida
- Pholadomyidae
|
|||||||
Pholadomya anterumbonis n. sp.
|
1 specimen | ||||||
Bivalvia
- Pholadida
- Pleuromyidae
|
|||||||
Pleuromya latarugata n. sp.
|
3 specimens | ||||||
original and current combination Myacites (Pleuromya) | |||||||
Pleuromya informal sp. 4
(Meek 1873)
|
3 specimens | ||||||
original and current combination Myacites (Pleuromya) | |||||||
Pleuromya uniformis
Sowerby 1813
|
2 specimens | ||||||
Pleuromya milleformis
Marwick 1953
|
24 specimens | ||||||
Bivalvia
- Cardiida
- Arcticidae
|
|||||||
Anisocardia (Anisocardia) informal sp. 1
Munier-Chalmas 1863
|
3 specimens | ||||||
Anisocardia informal sp. 2
Munier-Chalmas 1863
|
1 specimen | ||||||
Pronoella antarctica n. sp.
|
8 specimens | ||||||
Bivalvia
- Carditida
|
|||||||
Crassatellacea indet.
FĂ©russac 1822
|
2 specimens | ||||||
corrected as Crassatelloidea | |||||||
see common names |
Geography
Country: | Antarctica |
Coordinates: | 75.5° South, 72.5° West (view map) |
Paleocoordinates: | 62.1° South, 8.3° West |
Basis of coordinate: | estimated from map |
Altitude: | 900 meters |
Time
Period: | Jurassic | Epoch: | Middle Jurassic |
Stage: | Bajocian | 10 m.y. bin: | Jurassic 4 |
*Period: | Middle Jurassic | *Epoch: | Dogger |
*International age/stage: | Middle Bajocian - Late/Upper Bajocian | ||
Key time interval: | Bajocian - Late/Upper Bajocian | ||
Age range of interval: | 170.90000 - 168.20000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Primary lithology: | siltstone |
Secondary lithology: | sandstone |
Lithology description: "The fauna occurs in dark siltstone and fine sandstone (in contrast to the Late Jurassic lithic wacke) from which almost all carbonate has been leached, probably by surface weathering processes." | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | cast,mold/impression |
Size of fossils: | macrofossils |
Spatial orientation: | life position |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Taxonomic list comments:The taxon, Parallelodon sp., was found at locality 10. This species "occur[s] in both Middle and Late Jurassic faunal assemblages from Antarctica and w[as] described by Quilty (1978)" and "will not be documented further here." This occurrence was added to the taxonomic list. |
Metadata
Also known as: | \"The specimens described are held in the collection of the Geology Department, University of Tasmania (UTGD), and the numbers given are the accession numbers in that collection." Individual specimen numbers were not recorded to the database. | ||
Database number: | 32724 | ||
Authorizer: | A. Miller | Enterer: | K. Layou |
Modifier: | M. Manojlovic | Research group: | marine invertebrate |
Created: | 2003-07-14 08:31:34 | Last modified: | 2016-07-13 11:33:44 |
Access level: | the public | Released: | 2003-07-14 08:31:34 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
8789. | P.G. Quilty. 1983. Bajocian bivalves from Ellsworth Land, Antarctica. New Zealand Journal of Geology and Geophysics 26:395-418 [A. Miller/K. Layou/K. Layou] |