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Registros recuperados: 17.497 | |
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Ascarrunz, E.; Rage , J.-C.; Legreneur, P.; Laurin, M.. |
Triadobatrachus massinoti is a batrachian known from a single fossil from the Early Triassic of Madagascar that presents a combination of apomorphic salientian and plesiomorphic batrachian characters. Herein we offer a revised description of the specimen based on X-ray micro-tomography data. We report previously unknown caudal vertebrae, possible mentomeckelians, and hidden parts of other structures. We also confirm the presence of a ventrolateral ledge on the opisthotic, and we rectify some previous interpretations. There are no cervical ribs and the jaw may have had an angular. The presacral region is composed of 15 vertebrae with a unique atlas-axis complex instead of 14 vertebrae with a bipartite atlas. The configuration of the pelvic girdle is not... |
Tipo: Article / Letter to the editor |
Palavras-chave: Anura; Caudopelvic apparatus; CT scan; Salientia; Triassic; Trunk evolution; 42.82. |
Ano: 2016 |
URL: http://www.repository.naturalis.nl/record/610011 |
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Registros recuperados: 17.497 | |
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