Persistence of a Mesozoic, non-therian mammalian lineage (Gondwanatheria) in the mid-Paleogene of Patagonia

We describe two isolated molariforms recovered from early–middle Eocene (early Lutetian) levels of northwestern Patagonia, Argentina. Comparisons with major lineages of therian and non-therian mammals lead us to refer them to a new genus and species of Gondwanatheria (Allotheria). There is a single...

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Bibliographic Details
Published in:	Die Naturwissenschaften Vol. 99; no. 6; pp. 449 - 463
Main Authors:	Goin, Francisco J, Tejedor, Marcelo F, Chornogubsky, Laura, López, Guillermo M, Gelfo, Javier N, Bond, Mariano, Woodburne, Michael O, Gurovich, Yamila, Reguero, Marcelo
Format:	Journal Article
Language:	English
Published:	Berlin/Heidelberg Springer-Verlag 01-06-2012
Subjects:	Animals Argentina Biomedical and Life Sciences Environment evolution Fossils Life Sciences mammals Mammals - anatomy & histology Mammals - classification new genus Original Paper teeth Tooth - anatomy & histology Tooth - ultrastructure Tooth Root - anatomy & histology Argentina South America Paleogene Hypsodonty Eocene Gondwanatheria
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