Figure 1 from: Smith N (2011) Taxonomic revision and phylogenetic analysis of the flightless Mancallinae (Aves, Pan-Alcidae). ZooKeys 91: 1-116. https://doi.org/10.3897/zookeys.91.709

Figure 1 - Comparison of alcid humeri in posterior view. Previously recognized Mancallinae holotype humeri along with examples of Pinguinus impennis and volant Alca torda humeri for comparison (dotted lines represent reconstructed parts of humeri). A Holotype specimen of Mancalla californiensis (USN...

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Bibliographic Details
Main Author: Smith, Neil
Format: Other/Unknown Material
Language:unknown
Published: Zenodo 2011
Subjects:
Animalia
Chordata
Aves
Charadriiformes
Alcidae
Pinguinus
Pinguinus impennisAnimalia
Alca
Alca tordaAnimalia
Mancalla
Mancalla californiensisAnimalia
Mancalla cedrosensisAnimalia
Miomancalla
Miomancalla wetmoreiAnimalia
Alca torda
Cenozoic
convergence
diversity
evolution
fossil
Pinguinus impennis
Online Access:https://doi.org/10.3897/zookeys.91.709.figure1
Description
Summary:Figure 1 - Comparison of alcid humeri in posterior view. Previously recognized Mancallinae holotype humeri along with examples of Pinguinus impennis and volant Alca torda humeri for comparison (dotted lines represent reconstructed parts of humeri). A Holotype specimen of Mancalla californiensis (USNM 4976) B Holotype humerus of Mancalla cedrosensis (LACM 15373) C Holotype specimen of Miomancalla wetmorei (LACM 42653) D Pinguinus impennis (USNM 623465) E Alca torda (NCSM 20058). Anatomical abbreviations: cg capital groove d deltopectoral crest dsp dorsal supracondylar process fp flexor process pf1 primary pneumotricipital fossa sc supracoracoidal crest.

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