Fig. 24 in The Basal Penguin (Aves: Sphenisciformes) Perudyptes Devriesi And A Phylogenetic Evaluation Of The Penguin Fossil Record

Fig. 24. Scapulae of selected penguin taxa, illustrating phylogenetic characters: (A) the stem penguin Waimanu tuatahi (CM zfa34); (B) extant Eudyptes chrysolophus (AMNH 5974). Image A reprinted with permission from Slack et al. (2006). See appendix 5 for abbreviations.