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Griphotherion

From Wikipedia, the free encyclopedia

Griphotherion
Temporal range:Eocene (Casamayoran)
~45.0–41.0 Ma
Scientific classification
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Griphotherion

García-López & Powell2011
Species

Griphotherion is an extinctgenus ofnotoungulate mammal from theEocene of Argentina. A fossil skeleton was found in theLumbrera Formation and described in 2011 as theholotype of thetype speciesG. peiranoi.

Description

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Griphotherion was a small "rodent-like" notoungulate, similar to members of the familiesArchaeohyracidae,Hegetotheriidae, andMesotheriidae. It had many unique features that are not seen in other notoungulates, and has therefore not been placed in any notoungulate family.[1]

References

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  1. ^García-López, D.A.; Powell, J.E. (2011). "Griphotherion peiranoi, gen. et sp. nov., a new Eocene Notoungulata (Mammalia, Meridiungulata) from northwestern Argentina".Journal of Vertebrate Paleontology.31 (5):1117–1130.Bibcode:2011JVPal..31.1117G.doi:10.1080/02724634.2011.599464.hdl:11336/70202.
Xenungulata,Pyrotheria,Astrapotheria, and other minor groups
Kollpaniidae?
Didolodontidae
Protolipternidae
Xenungulata
Carodniidae
Pyrotheria
Colombitheriidae
Pyrotheriidae
Astrapotheria
Trigonostylopidae
Astrapotheriidae
Albertogaudryinae
Astrapotheriinae
Uruguaytheriinae
Carodnia vieirai

Pyrotherium romeroi

Astrapotherium magnum
Eulitopterna
Adianthidae
Macraucheniidae
Cramaucheniinae
Macraucheniinae
Proterotherioidea
Anisolambdinae
Sparnotheriodontinae
Megadolodinae
Proterotheriinae
Notopterna
Amilnedwardsiidae
Indaleciidae
Notonychopidae
Incertae sedis
Theosodon garretorumXenorhinotherium bahiense
incertae sedis
Notioprogonia
Henricosborniidae
Notostylopidae
Toxodontia
Homalodotheriidae
Isotemnidae
Eutoxodontia
Leontiniidae
Notohippidae
Toxodontidae
Nesodontinae
Toxodontinae
Typotheria
Archaeopithecidae
Oldfieldthomasiidae
Interatheriidae
Interatheriinae
Notopithecinae
Mesotheriidae
Mesotheriinae
Archaeohyracidae
Hegetotheriidae
Hegetotheriinae
Pachyrukhinae
Pachyrukhini
Thomashuxleya rostrata

Huilatherium pluriplicatum

Toxodon platensis
Griphotherion


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