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File:EB1911 Reptiles - Skull of Sphenodon.jpg

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Summary

Description
English: Skull of Sphenodon. 1, Ventral aspect; 2, lateral aspect; 3, lateral aspect of mandible. ar, articular; bo, basioccipital; bs, basisphenoid; c, coronoid; ca, columella auris; d, dentary; j, postorbital; m, maxilla; n, nasal; pa, parietal; pl, palatine; pm, premaxilla; pr, prefrontal; ps, postfrontal; pt, pterygoid; q, quadrate in the upper figure, quadrato-jugal in the middle figure; qj, jugal; s, squamosal; sp, splenial; v, vomer.
Date published 1911
Source “Reptiles,” Encyclopædia Britannica (11th ed.), v. 23, 1911, p. 147, fig. 12.
Author After Günther.
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

File history

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Date/TimeThumbnailDimensionsUserComment
current20:33, 2 October 2019Thumbnail for version as of 20:33, 2 October 2019641 × 1,134 (209 KB)Bob Burkhardt{{Information |description ={{en|1=Skull of ''Sphenodon''. 1, Ventral aspect; 2, lateral aspect; 3, lateral aspect of mandible. ''ar'', articular; ''bo'', basioccipital; ''bs'', basisphenoid; ''c'', coronoid; ''ca'', columella auris; ''d'', dentary; ''j'', postorbital; ''m'', maxilla; ''n'', nasal; ''pa'', parietal; ''pl'', palatine; ''pm'', premaxilla; ''pr'', prefrontal; ''ps'', postfrontal; ''pt'', pterygoid; ''q'', quadrate in the upper figure, quadrato-jugal in the middle figure; ''qj'...
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