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La Meseta - Telm 2, Weddell Sea, Western Antarctica, Antarctica

FormationLa Meseta
MemberTelm 2
Age:47.8 - 33.9 Ma
Paleogene
IntervalYpresian
Lithologysandstone/claystone, sandstone, sandstone/siltstone
Number of Collections4
Number of Occurrences81

Recorded Sample Locations

LocationRegionStratigraphic Name
Seymour Island 1Weddell Sea, Western Antarctica, AntarcticaLa Meseta - Telm 2
ZPAL 8Weddell Sea, Western Antarctica, AntarcticaLa Meseta - Telm 2
ZPAL 12Weddell Sea, Western Antarctica, AntarcticaLa Meseta - Telm 2
RV-8425Weddell Sea, Western Antarctica, AntarcticaLa Meseta - Telm 2

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
La Meseta - Telm 147.8 - 41.3 Ma
Eocene
sandstone, siltstone/sandstone, conglomerate/sandstone42
La Meseta - Telm 347.8 - 38.0 Ma
Eocene
not reported/sandstone, sandstone/siltstone, sandstone, "siliciclastic"86
La Meseta - Telm 441.3 - 38.0 Ma
Eocene
sandstone, "siliciclastic"104
La Meseta - Telm 537.2 - 33.9 Ma
Paleogene
sandstone, conglomerate, "mixed carbonate-siliciclastic"366
La Meseta - Telm 637.2 - 33.9 Ma
Paleogene
sandstone, siltstone, conglomerate, sandstone/siltstone143
La Meseta - Telm 737.2 - 33.9 Ma
Paleogene
sandstone, conglomerate/mudstone, sandstone/siltstone165
Lopez de Bertodano66.0 - 56.0 Ma
Paleocene
sandstone/siltstone, siltstone, sandstone/"shale", sandstone, siltstone/sandstone, "shale"/sandstone, siltstone/"carbonate", mudstone, "siliciclastic", "shale", siltstone/mudstone1719
Sobral66.0 - 56.0 Ma
Paleocene
sandstone, packstone, marl, grainstone, siltstone, siltstone/marl, mudstone, lime mudstone, sandstone/marl, marl/sandstone, marl/siltstone, claystone, sandstone/siltstone, "reef rocks"1003
Marambio - Sobral66.0 - 56.0 Ma
Paleocene
sandstone/siltstone, sandstone43

Recorded Fossils

Accepted NameHierarchyAge
Struthioptera camachoi
species
7Struthioptera camachoi56 - 47.8 Ma
Eocene
Araucariaceae
family
5Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae56 - 33.9 Ma
Paleogene
Nothofagus sp.
genus
6Plantae : Tracheophyta : Magnoliopsida : Fagales : Nothofagaceae : Nothofagus56 - 33.9 Ma
Paleogene
Hemithiris sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Hemithirididae : Hemithiris56 - 47.8 Ma
Eocene
Hemithiris antarctica
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Hemithirididae : Hemithiris : Hemithiris antarctica56 - 47.8 Ma
Eocene
Notosaria seymourensis
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Notosariidae : Notosaria : Notosaria seymourensis56 - 47.8 Ma
Eocene
Bouchardia antarctica
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Bouchardiidae : Bouchardia : Bouchardia antarctica56 - 47.8 Ma
Eocene
Terebratulina buckmani
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Cancellothyrididae : Terebratulina : Terebratulina buckmani56 - 47.8 Ma
Eocene
Laquethiris curiosa
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Laqueidae : Laquethiris : Laquethiris curiosa56 - 47.8 Ma
Eocene
Magella australis
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratellidae : Magella : Magella australis56 - 47.8 Ma
Eocene
Magellania antarctica
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratellidae : Magellania : Magellania antarctica56 - 47.8 Ma
Eocene
Stethothyris sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratellidae : Stethothyris56 - 47.8 Ma
Eocene
Terebratella crofti
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratellidae : Terebratella : Terebratella crofti56 - 47.8 Ma
Eocene
Liothyrella anderssoni
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratulidae : Liothyrella : Liothyrella anderssoni47.8 - 41.3 Ma
Eocene
Seymourella oweni
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Terebratulidae : Seymourella : Seymourella oweni56 - 47.8 Ma
Eocene
Macandrevia cooperi
species
7Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Zeilleriidae : Macandrevia : Macandrevia cooperi56 - 47.8 Ma
Eocene
Sphenisciformes
order
4Animalia : Chordata : Aves : Sphenisciformes56 - 47.8 Ma
Eocene
Callorhinchus stahli
species
7Animalia : Chordata : Chondrichthyes : Chimaeriformes : Callorhynchidae : Callorhinchus : Callorhinchus stahli56 - 47.8 Ma
Eocene
Asteroidea
class
3Animalia : Echinodermata : Asteroidea56 - 33.9 Ma
Paleogene
Mollusca
phylum
2Animalia : Mollusca56 - 33.9 Ma
Paleogene
Cucullaea sp.
genus
6Animalia : Mollusca : Bivalvia : Arcida : Cucullaeidae : Cucullaea56 - 47.8 Ma
Eocene
Lahillia sp.
genus
6Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : Lahillia56 - 47.8 Ma
Eocene
Anisodonta sp.
genus
6Animalia : Mollusca : Bivalvia : Galeommatida : Basterotiidae : Anisodonta56 - 47.8 Ma
Eocene
Eucrassatella wilckensi
species
7Animalia : Mollusca : Bivalvia : Carditida : Crassatellidae : Eucrassatella : Eucrassatella wilckensi56 - 47.8 Ma
Eocene
Saxolucina sharmani
species
7Animalia : Mollusca : Bivalvia : Lucinida : Lucinidae : Saxolucina : Saxolucina sharmani56 - 47.8 Ma
Eocene
Modiolus sp.
genus
6Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Modiolus56 - 47.8 Ma
Eocene
Australoneilo rossi
species
7Animalia : Mollusca : Bivalvia : Nuculanida : Malletiidae : Australoneilo : Australoneilo rossi56 - 47.8 Ma
Eocene
Nucula (Leionucula) nova
species
7Animalia : Mollusca : Bivalvia : Nuculida : Nuculidae : Nucula : Nucula (Leionucula) nova56 - 47.8 Ma
Eocene
Ostrea antarctica
species
7Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea : Ostrea antarctica56 - 47.8 Ma
Eocene
Electroma notiala
species
7Animalia : Mollusca : Bivalvia : Ostreida : Pteriidae : Electroma : Electroma notiala56 - 47.8 Ma
Eocene
Acesta bibbyi
species
7Animalia : Mollusca : Bivalvia : Limida : Limidae : Acesta : Acesta bibbyi56 - 47.8 Ma
Eocene
Periploma sp.
genus
6Animalia : Mollusca : Bivalvia : Periplomatidae : Periploma56 - 47.8 Ma
Eocene
Mactra irizari
species
7Animalia : Mollusca : Bivalvia : Venerida : Mactridae : Mactra : Mactra irizari56 - 47.8 Ma
Eocene
Nymphactra jonasseni
species
7Animalia : Mollusca : Bivalvia : Venerida : Mactridae : Nymphactra : Nymphactra jonasseni56 - 47.8 Ma
Eocene
Cockburnia lunulifera
species
7Animalia : Mollusca : Bivalvia : Veneroidei : Veneridae : Cockburnia : Cockburnia lunulifera56 - 47.8 Ma
Eocene
Cyclorismina marwicki
species
7Animalia : Mollusca : Bivalvia : Venerida : Veneridae : Cyclorismina : Cyclorismina marwicki56 - 47.8 Ma
Eocene
Eurhomalea newtoni
species
7Animalia : Mollusca : Bivalvia : Veneroidei : Veneridae : Eurhomalea : Eurhomalea newtoni56 - 47.8 Ma
Eocene
Tuba sp.
genus
6Animalia : Mollusca : Gastropoda : Mathildidae : Tuba56 - 47.8 Ma
Eocene
Crenilabium sp.
genus
6Animalia : Mollusca : Gastropoda : Cephalaspidea : Acteonidae : Crenilabium56 - 47.8 Ma
Eocene
Bulla sp.
genus
6Animalia : Mollusca : Gastropoda : Cephalaspidea : Bullidae : Bulla56 - 47.8 Ma
Eocene
Scaphander sp.
genus
6Animalia : Mollusca : Gastropoda : Cephalaspidea : Cylichnidae : Scaphander56 - 47.8 Ma
Eocene
Zemacies sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Borsoniidae : Zemacies56 - 47.8 Ma
Eocene
Aeneator sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Aeneator56 - 47.8 Ma
Eocene
Austrobuccinum tuberosum
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Austrobuccinum : Austrobuccinum tuberosum56 - 47.8 Ma
Eocene
Austrofusus sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Austrofusus56 - 47.8 Ma
Eocene
Eobuccinella brucei
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Eobuccinella : Eobuccinella brucei56 - 47.8 Ma
Eocene
Pareuthria sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Pareuthria56 - 47.8 Ma
Eocene
Penion sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Penion56 - 47.8 Ma
Eocene
Pseudofax sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Pseudofax56 - 47.8 Ma
Eocene
Zelandiella sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : Zelandiella56 - 47.8 Ma
Eocene
Austrosullivania sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Turridae : Austrosullivania56 - 47.8 Ma
Eocene
Conomitra sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Volutomitridae : Conomitra56 - 47.8 Ma
Eocene
Taioma sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Taiomidae : Taioma56 - 47.8 Ma
Eocene
Mitra (Eumitra) sp.
subgenus
6.3Animalia : Mollusca : Gastropoda : Neogastropoda : Mitridae : Mitra : Mitra (Eumitra)56 - 47.8 Ma
Eocene
Caelobassus radwini
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Muricidae : Caelobassus : Caelobassus radwini56 - 47.8 Ma
Eocene
Lenitrophon sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Muricidae : Lenitrophon56 - 47.8 Ma
Eocene
Sudonassarius antarctohimaleos
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Nassariidae : Sudonassarius : Sudonassarius antarctohimaleos56 - 47.8 Ma
Eocene
Gemmula sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Turridae : Gemmula56 - 47.8 Ma
Eocene
Eoscaphella fordycei
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Volutidae : Eoscaphella : Eoscaphella fordycei56 - 47.8 Ma
Eocene
Lyria antarctica
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Volutidae : Lyria : Lyria antarctica56 - 47.8 Ma
Eocene
Zegalerus sp.
genus
6Animalia : Mollusca : Gastropoda : Calyptraeidae : Zegalerus56 - 47.8 Ma
Eocene
Austroficopsis seymourensis
species
7Animalia : Mollusca : Gastropoda : Littorinimorpha : Ficidae : Austroficopsis : Austroficopsis seymourensis56 - 47.8 Ma
Eocene
Austroficopsis wimani
species
7Animalia : Mollusca : Gastropoda : Littorinimorpha : Ficidae : Austroficopsis : Austroficopsis wimani56 - 47.8 Ma
Eocene
Polinices subtenuis
species
7Animalia : Mollusca : Gastropoda : Naticidae : Polinices : Polinices subtenuis56 - 47.8 Ma
Eocene
Agatha sp.
genus
6Animalia : Mollusca : Gastropoda : Pyramidellidae : Agatha56 - 47.8 Ma
Eocene
Ptycheulimella sp.
genus
6Animalia : Mollusca : Gastropoda : Pyramidellidae : Ptycheulimella56 - 47.8 Ma
Eocene
Antarctodarwinella ellioti
species
7Animalia : Mollusca : Gastropoda : Littorinimorpha : Struthiolariidae : Perissodonta : Antarctodarwinella ellioti56 - 47.8 Ma
Eocene
Calliostoma (Calliostoma) sp.
subgenus
6.3Animalia : Mollusca : Gastropoda : Trochidae : Calliostoma : Calliostoma (Calliostoma)56 - 47.8 Ma
Eocene
Tudicla sp.
genus
6Animalia : Mollusca : Gastropoda : Neogastropoda : Tudiclidae : Tudicla56 - 47.8 Ma
Eocene
Serpulorbis sp.
genus
6Animalia : Mollusca : Gastropoda : Vermetidae : Serpulorbis56 - 47.8 Ma
Eocene
Colposigma euthenia
species
7Animalia : Mollusca : Gastropoda : Turritellidae : Colposigma : Colposigma euthenia56 - 47.8 Ma
Eocene
Cadulus sp.
genus
6Animalia : Mollusca : Scaphopoda : Gadilida : Gadilidae : Cadulus56 - 47.8 Ma
Eocene
Pteridophyta
phylum
2Plantae : Pteridophyta56 - 33.9 Ma
Paleogene

References

Case J. A. (1988) Paleogene floras from Seymour Island, Antarctic Peninsula, Geology and Paleontology of Seymour Island Antarctic Peninsula, 523-540 doi:10.1130/MEM169-p523
Stilwell J. D., Zinsmeister W. J. (1992) Molluscan Systematics and Biostratigraphy, Antarctic Research Series, AGU 55
Bitner M. A. (1996) Brachiopods from the Eocene La Meseta Formation of Seymour Island, Antarctic Peninsula, Palaeontologia Polonica 55, 65-100
Kriwet J., Gazdizicki A. (2003) New Eocene Antarctic chimeroid fish (Holocephali, Chimaeriformes), Acta Palaeontologica Polonica 24 1, 29-51
Jadwiszczak P. (2006) Eocene penguins of Seymour Island, Antarctica: The earliest record, taxonomic problems and some evolutionary considerations, Polish Polar Research 27 4, 287-302
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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