The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa

Tritylodon longaevus Owen, 1884 is one of the most common members of the Lower Jurassic faunas of the Karoo Basin. The cranial and dental anatomy of this taxon is well known, but its postcranium has not been previously addressed in detail. Our analysis shows that T. longaevus shares many postcranial...

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Autor principal: Gaetano, Leandro Carlos
Publicado: 2017
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Acceso en línea:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00027014_v54_n1_p1_Gaetano
http://hdl.handle.net/20.500.12110/paper_00027014_v54_n1_p1_Gaetano
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spelling paper:paper_00027014_v54_n1_p1_Gaetano2023-06-08T14:22:32Z The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa Gaetano, Leandro Carlos Eucynodontia Lower Jurassic Postcranium Tritylodon longaevus anatomy cranium dentition fossil record Jurassic morphology Norian paleoecology skeleton tetrapod Argentina Tritylodon longaevus Owen, 1884 is one of the most common members of the Lower Jurassic faunas of the Karoo Basin. The cranial and dental anatomy of this taxon is well known, but its postcranium has not been previously addressed in detail. Our analysis shows that T. longaevus shares many postcranial features with other tritylodontids that distinguish them from other non-mammaliaform cynodonts. The correlation between taxon size and postcranial anatomical traits is briefly explored among tritylodontids, showing that few morphological differences among species correlate with size. Analysis of the purported oldest remains of Tritylodon, from the Norian Los Colorados Formation of Argentina, suggests that they cannot be unambiguously assigned to this taxon, circumscribing the record of Tritylodon to African localities. Fil:Gaetano, L.C. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. 2017 https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00027014_v54_n1_p1_Gaetano http://hdl.handle.net/20.500.12110/paper_00027014_v54_n1_p1_Gaetano
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic Eucynodontia
Lower Jurassic
Postcranium
Tritylodon longaevus
anatomy
cranium
dentition
fossil record
Jurassic
morphology
Norian
paleoecology
skeleton
tetrapod
Argentina
spellingShingle Eucynodontia
Lower Jurassic
Postcranium
Tritylodon longaevus
anatomy
cranium
dentition
fossil record
Jurassic
morphology
Norian
paleoecology
skeleton
tetrapod
Argentina
Gaetano, Leandro Carlos
The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa
topic_facet Eucynodontia
Lower Jurassic
Postcranium
Tritylodon longaevus
anatomy
cranium
dentition
fossil record
Jurassic
morphology
Norian
paleoecology
skeleton
tetrapod
Argentina
description Tritylodon longaevus Owen, 1884 is one of the most common members of the Lower Jurassic faunas of the Karoo Basin. The cranial and dental anatomy of this taxon is well known, but its postcranium has not been previously addressed in detail. Our analysis shows that T. longaevus shares many postcranial features with other tritylodontids that distinguish them from other non-mammaliaform cynodonts. The correlation between taxon size and postcranial anatomical traits is briefly explored among tritylodontids, showing that few morphological differences among species correlate with size. Analysis of the purported oldest remains of Tritylodon, from the Norian Los Colorados Formation of Argentina, suggests that they cannot be unambiguously assigned to this taxon, circumscribing the record of Tritylodon to African localities.
author Gaetano, Leandro Carlos
author_facet Gaetano, Leandro Carlos
author_sort Gaetano, Leandro Carlos
title The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa
title_short The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa
title_full The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa
title_fullStr The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa
title_full_unstemmed The Postcranial Skeleton of the Lower Jurassic Tritylodon Longaevus from Southern Africa
title_sort postcranial skeleton of the lower jurassic tritylodon longaevus from southern africa
publishDate 2017
url https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00027014_v54_n1_p1_Gaetano
http://hdl.handle.net/20.500.12110/paper_00027014_v54_n1_p1_Gaetano
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