La Meseta Fm Telm 7: Priabonian, Antarctica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Scaphopoda - Dentaliida - Dentaliidae
Dentalium (Dentalium) pulchrum
Gastropoda - Vermetidae
Serpulorbis hormathos n. sp.
Gastropoda - Aporrhaidae
Arrhoges (Antarctohoges) diversicostata
spelled with current rank as Antarctohoges
Arrhoges (Antarctohoges) arcuacheilos n. sp. Stilwell and Zinsmeister 1992
recombined as Antarctohoges arcuacheilos
Gastropoda - Struthiolariidae
Perissodonta laevis Wilckens 1911
Gastropoda - Neogastropoda - Muricidae
Lenitrophon suteri n. sp.
Xymene lamesetaensis n. sp.
Gastropoda - Neogastropoda - Nassariidae
Sudonassarius antarctohimaleos n. gen., n. sp. Stilwell and Zinsmeister 1992
Gastropoda - Neogastropoda - Buccinidae
Cyrtochetus (Cyrtochetus) bucciniformis Wilckens 1911
Aeneator lawsi n. sp.
Cominella (Josepha) ottoi n. sp.
Gastropoda - Neogastropoda - Fasciolariidae
Fusinus suraknisos n. sp.
Gastropoda - Neogastropoda - Borsoniidae
Zemacies canalomos n. sp.
Zemacies finlayi n. sp.
Gastropoda - Neogastropoda - Turridae
Cosmasyrinx brychiosinus n. sp.
Gastropoda - Opisthobranchia - Bullidae
Bulla glacialis
Gastropoda - Opisthobranchia - Cylichnidae
Scaphander (Kaitoa) schmitti n. sp.
Gastropoda - Patellida - Nacellidae
Cellana feldmanni n. sp.
Bivalvia - Mytilida - Mytilidae
Modiolus thomsoni
Botula pirriei n. sp. Stilwell and Zinsmeister 1992
Arcuatula sootryeni n. sp. Stilwell and Zinsmeister 1992
Bivalvia - Ostreida - Ostreidae
Ostrea seymourensis Zinsmeister 1984
Bivalvia - Ostreida - Pinnidae
Pinna sobrali
Bivalvia - Ostreida - Pteriidae
Electroma notiala n. sp. Stilwell and Zinsmeister 1992
Bivalvia - Pectinida - Pectinidae
"Chlamys" sp. Röding 1798
Bivalvia - Arcida - Cucullaeidae
Cucullaea donaldi
Bivalvia - Lucinida - Lucinidae
Saxolucina sharmani (Wilckens 1911)
Bivalvia - Pholadida - Myidae
Mya (Arenomya) nucleoides (Wilckens 1911)
Bivalvia - Cardiida - Veneridae
Eurhomalea florentinoi Zinsmeister 1984
Bivalvia - Cardiida - Sportellidae
Anisodonta subovata n. sp. Stilwell and Zinsmeister 1992
Bivalvia - Hiatellida - Hiatellidae
Panopea philippii
Hiatella tenuis (Wilckens 1911)
Lingulata - Lingulida - Lingulidae
Glottidia antarctica (Buckman 1910)
Emig and Bitner 2005
Reptilia
Tonniornis minimum n. sp. Tambussi et al. 2006
Tambussi et al. 2006 2 specimens
authors do not list a specific locality
Tonniornis mesetaensis n. gen., n. sp. Tambussi et al. 2006
Tambussi et al. 2006 1 specimen
authors do not list a specific locality
Anthropornis sp. Wiman 1905
Jadwiszczak 2011 1 specimen
Wimanornis seymourensis n. sp. Simpson 1971
Simpson 1971 1 specimen
Reptilia - Spheniscidae
? Palaeeudyptes klekowskii Myrcha et al. 2002
Jadwiszczak 2011 1 specimen
Orthopteryx gigas n. gen., n. sp. Wiman 1905
Wiman 1905
nomen dubium belonging to Spheniscidae
author is not clear as to a specific locality
see common names

Geography
Country:Antarctica State/province:Seymour Island
Coordinates: 64.3° South, 56.8° West (view map)
Paleocoordinates:64.3° South, 58.7° West
Basis of coordinate:stated in text
Geographic resolution:basin
Time
Period:Paleogene Epoch:Eocene
Stage:Priabonian 10 m.y. bin:Cenozoic 3
Key time interval:Priabonian
Age range of interval:37.71000 - 33.90000 m.y. ago
Stratigraphy
Formation:La Meseta Member:Telm 7
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:fine,medium,concretionary poorly lithified silty,calcareous sandstone
Includes fossils?Y
Lithology description: medium to fine graines sandstone, within intervals of laminated very fine grained sandstone and silty clay, and sparsely distributed beds and lenses of buff somewhat resistant carbonate-cemented, fossiliferous and pebbly sandstones
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:63553
Authorizer:L. Ivany, M. Uhen, A. Hendy Enterer:L. Ivany, M. Uhen, A. Hendy
Modifier:M. Uhen Research group:marine invertebrate
Created:2006-08-16 12:14:15 Last modified:2018-03-08 14:09:02
Access level:the public Released:2006-08-16 12:14:15
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]
43658 P. Jadwiszczak. 2011. New data on morphology of late Eocene penguins and implications for their geographic distribution. Antarctic Science 23(6):305-606 [M. Uhen/M. Uhen/P. Wagner]
196755% 56120A. 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]
25189 G. G. Simpson. 1971. Review of fossil penguins from Seymour Island. Proceedings of the Royal Society of London, Series B. Biological Sciences 178(1053):357-387 [M. Uhen/M. Uhen]
25177 G. G. Simpson. 1972. Conspectus of Patagonian fossil penguins. American Museum Novitates 2488:1-37 [M. Uhen/M. Uhen]
34412 C. P. Tambussi, C. I. Acosta Hospitaleche, M. A. Reguero and S. A. Marenssi. 2006. Late Eocene penguins from West Antarctica: systematics and biostratigraphy. Geological Society, London Special Publication 258:145-161 [M. Uhen/M. Uhen]
26183 C. Wiman. 1905. Über die Alttertiären vertebraten der Seymourinsel. Wissenschaftliche Ergebnisse der Schwedischen südpolar-expedition 3(1):1-35 [M. Uhen/M. Uhen/M. Uhen]