La Meseta Fm Telm 6: Bartonian, Antarctica
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Trochidae
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"Antisolarium" abstrusum n. sp.
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Gastropoda
- Neotaenioglossa
- Calyptraeidae
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Zegalerus coniculus n. sp.
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Gastropoda
- Aporrhaidae
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Arrhoges (Antarctohoges) diversicostata
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spelled with current rank as Antarctohoges | |||||||
Gastropoda
- Struthiolariidae
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Perissodonta laevis
Wilckens 1911
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Struthiolarella variabilis
Wilckens 1911
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Gastropoda
- Neogastropoda
- Buccinidae
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Cyrtochetus (Cyrtochetus) bucciniformis
Wilckens 1911
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Austrobuccinum tuberosum n. sp.
Stilwell and Zinsmeister 1992
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"Cominella" crozieri n. sp.
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Gastropoda
- Neogastropoda
- Nassariidae
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Bullia (Buccinanops) antarctica
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Sudonassarius antarctohimaleos n. sp.
Stilwell and Zinsmeister 1992
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Streptochetus (Streptolathyrus) polaris n. sp.
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Gastropoda
- Neogastropoda
- Borsoniidae
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Zemacies canalomos n. sp.
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Zemacies finlayi n. sp.
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Gastropoda
- Neogastropoda
- Raphitomidae
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Austrotoma oliveroi n. sp.
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Gastropoda
- Neogastropoda
- Volutidae
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Pachymelon (Palomelon) suropsilos n. sp.
Stilwell and Zinsmeister 1992
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Gastropoda
- Ficidae
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Austroficopsis wimani n. sp.
Stilwell and Zinsmeister 1992
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Ficus (Diconoficus) meridionalis n. sp.
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synonym of Ficus | |||||||
Gastropoda
- Ranellidae
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"Turritriton" suroabditus n. sp.
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Gastropoda
- Naticidae
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Polinices (Polinices) cf. subtenuis
(Ihering 1907)
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Gastropoda
- Vermetidae
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Serpulorbis hormathos n. sp.
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Gastropoda
- Heterostropha
- Architectonicidae
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Wangaloa disca n. sp.
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Gastropoda
- Heterostropha
- Mathildidae
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Gegania (Tubena) antarctodema n. sp.
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synonym of Gegania | |||||||
Gastropoda
- Opisthobranchia
- Bullidae
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Bulla glacialis
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Gastropoda
- Opisthobranchia
- Cylichnidae
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Scaphander (Kaitoa) antarctidis
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea donaldi
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Bivalvia
- Pectinida
- Pectinidae
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"Chlamys" sp.
Röding 1798
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea seymourensis
Zinsmeister 1984
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Bivalvia
- Mytilida
- Mytilidae
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"Perna" sp.
Retzius 1788
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Arcuatula sootryeni n. sp.
Stilwell and Zinsmeister 1992
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Modiolus thomsoni
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Bivalvia
- Lucinida
- Lucinidae
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Saxolucina sharmani
(Wilckens 1911)
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Bivalvia
- Pholadida
- Myidae
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Mya (Arenomya) nucleoides
(Wilckens 1911)
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Mya (Geramya) ekelofi n. sp.
Stilwell and Zinsmeister 1992
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Bivalvia
- Cardiida
- Veneridae
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Eurhomalea florentinoi
Zinsmeister 1984
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Eurhomalea newtoni
(Wilckens 1911)
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"Cyclorismina" marwicki
Zinsmeister 1984
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Bivalvia
- Cardiida
- Mactridae
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Oxyperas (Pseudoxyperas) ortmanni
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Mactra irizari
Wilckens 1912
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Nymphactra jonasseni n. sp.
Stilwell and Zinsmeister 1992
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Bivalvia
- Hiatellida
- Hiatellidae
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Panopea philippii
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Panopea eightsi n. sp.
Stilwell and Zinsmeister 1992
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Hiatella tenuis
(Wilckens 1911)
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Bivalvia
- Carditida
- Carditidae
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Cyclocardia mesembria n. sp.
Stilwell and Zinsmeister 1992
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Bivalvia
- Nuculanida
- Yoldiidae
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Yoldiella leurovata n. sp.
Stilwell and Zinsmeister 1992
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Lingulata
- Lingulida
- Lingulidae
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Glottidia antarctica
(Buckman 1910)
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Emig and Bitner 2005 | ||||||
Reptilia
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Delphinornis sp.
Wiman 1905
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Myrcha et al. 2002 | 1 specimen | |||||
see common names |
Geography
Country: | Antarctica | State/province: | Seymour Island |
Coordinates: | 64.3° South, 56.8° West (view map) | ||
Paleocoordinates: | 64.1° South, 59.8° West | ||
Basis of coordinate: | stated in text | ||
Geographic resolution: | basin |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Bartonian | 10 m.y. bin: | Cenozoic 3 |
Key time interval: | Bartonian | ||
Age range of interval: | 41.30000 - 38.00000 m.y. ago |
Lithology and environment
Primary lithology: | wave ripples,shelly/skeletal,brown,gray poorly lithified conglomeratic sandstone |
Includes fossils? | Y |
Lithology description: conglomeratic shell beds with intervals of loosely consolidated grey and brown sands containing shell hash shells mostly in medium to fine grained moderately well sorted and well indurated grey quartz sandstone that weathers red | |
Environment: | estuary/bay |
Taphonomy
Modes of preservation: | body,original aragonite,original calcite |
Size of fossils: | macrofossils |
Associated major elements: | many |
Collection methods and comments
Collection excludes: | all microfossils,some macrofossils,difficult macrofossils |
Collection methods: | bulk,surface (float),surface (in situ),field collection |
Reason for describing collection: | biostratigraphic analysis |
Taxonomic list comments:Mollusks only |
Metadata
Database number: | 63552 | ||
Authorizer: | L. Ivany, A. Hendy, M. Uhen | Enterer: | L. Ivany, M. Uhen, A. Hendy |
Modifier: | M. Uhen | Research group: | marine invertebrate |
Created: | 2006-08-16 12:06:46 | Last modified: | 2018-03-08 14:08:49 |
Access level: | the public | Released: | 2006-08-16 12:06:46 |
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] |
Secondary references:
30445 | C. C. Emig and M. A. Bitner. 2005. Glottidia (Brachiopod: Lingulidae) from the Eocene La Meseta Formation, Seymour Island, Antarctica. Palaeontology 48(2):423-431 [A. Hendy/A. Hendy] | |
64969 | A. Engelbrecht, T. Mörs, M. A. Reguero and J. Kriwet. 2017. New carcharhiniform sharks (Chondrichthyes, Elasmobranchii) from the early to middle Eocene of Seymour Island, Antarctic Peninsula. Journal of Vertebrate Paleontology 37(6):e1371724 [M. Uhen/M. Uhen] | |
19675 | 5% 56120 | A. Myrcha, P. Jadwiszczak, C. P. Tambussi, J. I. Noriega, A. Gazdzicki, A. Tatur, and R. A. Valle. 2002. Taxonomic revision of Eocene Antarctic penguins based on tarsometatarsal morphology. Polish Polar Research 23(1):5-46 [M. Uhen/M. Uhen/M. Uhen] |