Paleogene glyptodontidae propalaehoplophorinae (mammalia, xenarthra) in extra-Patagonian areas

Paleogene records of Cingulata Glyptodontidae are scarce. The only well described comes from the Paleogene of Argentine Patagonia. Two subfamilies have been reported for that period: Glyptatelinae and Propalaehoplophorinae. Until this contribution, the latter taxon was geographically restricted to...

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Autores principales: Zurita, Alfredo Eduardo, González Ruiz, Laureano Raúl, Miño Boilini, Ángel Ramón, Herbst, Rafael, Scillato Yané, Gustavo Juan, Cuaranta, Pedro
Formato: Artículo
Lenguaje:Inglés
Publicado: Servicio Nacional de Geología y Minería 2023
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Acceso en línea:http://repositorio.unne.edu.ar/handle/123456789/51238
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Sumario:Paleogene records of Cingulata Glyptodontidae are scarce. The only well described comes from the Paleogene of Argentine Patagonia. Two subfamilies have been reported for that period: Glyptatelinae and Propalaehoplophorinae. Until this contribution, the latter taxon was geographically restricted to the locality of El Pajarito (Late Oligocene, Deseadan SALMA), Chubut province, Argentina. Here we present and describe the northernmost record of a Paleogene Propalaehoplophorinae. The material is represented by three associated osteoderms of the dorsal carapace from the Fray Bentos Formation (Late Oligocene, Deseadan SALMA) in the locality of Cueva del Tigre, Chajarí, Entre Ríos province, Argentina. Morphologically, these remains are almost identical to those reported from the late Oligocene of the Patagonian region, showing