Buscar
Mostrando ítems 1-10 de 14
Enigmatic morphological disparity in tarsometatarsi of Antarctic giant penguins
(Polish Academy of Sciences. Committee on Polar Research, 2011-03)
The only record of the Paleogene Antarctic Sphenisciformes comes from the Eocene La Meseta Formation (Seymour Island, Antarctic Peninsula). The analysis of tarsometatarsi attributed to the genus Anthropornis (“giant” ...
Enigmatic morphological disparity in tarsometatarsi of giant penguins from the Eocene of Antarctica
(Polish Acad Sciences Committee Polar Research, 2011-03)
The only record of the Paleogene Antarctic Sphenisciformes comes from the Eocene La Meseta Formation (Seymour Island, Antarctic Peninsula). The analysis of tarso− metatarsi attributed to the genus Anthropornis (“giant” ...
The late Pleistocene-early Holocene rails (Gruiformes: Rallidae) of Laguna de Tagua Tagua Formation, central Chile, with the description of a new extinct giant coot
(Elsevier, 2020)
Rallidae, which includes coots, crakes and moorhens, is one of the most speciose families among the Gruiformes. This family exhibits a pattern of diversification that has involved significant episodes of regional expansion ...
Unexpected microanatomical variation among Eocene Antarctic stem penguins (Aves: Sphenisciformes)
(Taylor & Francis, 2015-03-13)
The microanatomical and histological structure of Eocene Antarctic stem penguin tarsometatarsi is examined in order to characterise the bone microstructure. Eight adult tarsometatarsi belonging to eight fossil species ...
Palaeeudyptes klekowskii, the best-preserved penguin skeleton from the Eocene-Oligocene of Antarctica: taxonomic and evolutionary remarks
(Elsevier Masson, 2014-05)
A new fossil penguin skeleton from the La Meseta Formation collected at the locality DPV 13/84 (Seymour Island, Antarctic Peninsula) from the crinoid horizon located 40 m above the base of the 145 m-thick Submeseta Allomember ...
New material of Cayaoa bruneti Tonni, an Early Miocene anseriform (Aves) from Patagonia, Argentina
(E Schweizerbartsche Verlags, 2008-09)
Cayaoa bruneti TONNI, 1979 is an early Neogene anseriform exhumed from marine sediments of the lower levels of the Gaiman Formation ("Patagoniano", Leonian Marine Stage, Chubut, Argentina). It was originally based on a ...