Results 11 to 20 of about 39 (34)
, 2012 Figure 7. Virtual endocasts of the labyrinth of A, Gavia immer (common loon); B, Phoebastria immutabilis (Laysan albatross); C, Paraptenodytes antarcticus (fossil stem penguin); D, Spheniscus humboldti (Humboldt penguin); E, Aptenodytes patagonicus (king
Ksepka, Daniel T. +4 more
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Miocene Patagonian penguins: craniomandibular morphology and functional mechanics [PDF]
, 2014 Fossil penguins (Aves, Spheniscidae) are widely recorded throughout the Southern Hemisphere and are especially well represented from the Eocene to present in Patagonia.
Haidr, Nadia Soledad +1 more
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, 2006 Fig. 11. Fragment of the left mandibular body of Paraptenodytes antarcticus (AMNH 3338) in medial view. Abbreviations: facn, fossa aditus canalis mandibulae; fcm, fenestra caudalis mandibulae; osa, os supraangulare; osp, os prearticulare; pc, processus ...
Giannini, Norberto P. +2 more
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, 2006 Paraptenodytes antarcticus is one of the best-known and most complete fossil penguins. This taxon is so distinctive that it has traditionally been classified in its own subfamily (Sphenisciformes: Paraptenodytinae) separate from all living penguins ...
Giannini, Norberto P. +6 more
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, 2012 Figure 10. Log-log plots of A, total endocranial volume and body size; B, cerebral volume and body size; C, cerebral volume and total endocranial volume. Closed circles indicate penguin taxa. Paraptenodytes is shown as a closed star. All other avian taxa
Ksepka, Daniel T. +4 more
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, 2007 The present comment was motivated by the article by Acosta-Hospitaleche & Canto (2005), and from the direct observation of some specimens of Sphenicidae previously reported for the Bahia Inglesa Formation, in the Atacama region, Chile.
Chavez Hoffmeister, Martin F
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, 2012 Figure 8. Virtual endocasts of the brain and labyrinth of A, Paraptenodytes antarcticus (fossil stem penguin) and B, Aptenodytes patagonicus (king penguin) in lateral aspect, illustrating relative size of the labyrinth.Published as part of Ksepka, Daniel
Ksepka, Daniel T. +4 more
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, 2012 Figure 1. A, simplified phylogeny of penguins after Ksepka et al. (2006) showing relationships of outgroup taxa, the stem penguin Paraptenodytes antarcticus, and crown clade (Spheniscidae) penguins studied here. B, the fossil skull of Pa.
Ksepka, Daniel T. +4 more
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Comments about “Observations about the record of Paraptenodytes and Palaeospheniscus (Aves: Sphenisciformes) on the Bahia Inglesa Formation, Chile” [PDF]
, 2021 La presente tiene por objeto realizar una replica a los comentarios que Chavez (2007) efectuara en este mismo volumen sobre nuestro trabajo Acosta Hospitaleche & Canto (2005). Como ampliaremos, creemos que sus criticas son demasiado arriesgadas, dado que
Acosta Hospitaleche, Carolina Ileana Alicia +1 more
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, 2012 Figure 5. Virtual endocasts of A, Gavia immer (common loon); B, Phoebastria immutabilis (Laysan albatross); C, Paraptenodytes antarcticus (fossil stem penguin); D, Spheniscus humboldti (Humboldt penguin); E, Aptenodytes patagonicus (king penguin); and F,
Ksepka, Daniel T. +4 more
core +1 more source