<i>Aprosdokitos mikrotero</i> gen. et sp. nov., the tiniest Sphenisciformes that lived in Antarctica during the Paleogene

A small humerus from Eocene levels of Seymour Island, Antarctica is assigned here to <i>Aprosdokitos mikrotero</i> sp. and gen. nov. (Aves, Sphenisciformes), based predominantly on its small size. An ontogenetic series based on <i>Pygoscelis antartica</i> was established for...

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Autores principales: Acosta Hospitaleche, Carolina Ileana Alicia, Reguero, Marcelo Alfredo, Santillana, Sergio
Formato: Articulo
Lenguaje:Inglés
Publicado: 2017
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Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/109264
https://www.ingentaconnect.com/content/schweiz/njbgeol/2017/00000283/00000001/art00003
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Sumario:A small humerus from Eocene levels of Seymour Island, Antarctica is assigned here to <i>Aprosdokitos mikrotero</i> sp. and gen. nov. (Aves, Sphenisciformes), based predominantly on its small size. An ontogenetic series based on <i>Pygoscelis antartica</i> was established for comparative purposes, and evaluation of pathological conditions was also carried out in order to rule out other possible sources of size variation.