File:EB1911 Tapeworms - Development of Taenia.jpg

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Summary

Description
English: Development of Taenia (from Leuckart). A, Cysticercus bovis in beef; nat. size. B, invaginated head of a Cysticercus before the formation of the suckers. C, invaginated head of Cysticercus cellulosae, showing the bent neck and receptacle, r. D, stages in the development of the brood-capsules in Echinococcus: a, the thickening of the parenchyma of the bladder; b, subsequent formation of a cavity in it; c, development of the suckers; d, a capsule with one head inverted into its cavity; e, a capsule with two heads.
Date published 1911
Source “Tapeworms,” Encyclopædia Britannica (11th ed.), v. 26, 1911, p. 411, fig. 9.
Author From Leuckart.
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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current17:28, 19 January 2019Thumbnail for version as of 17:28, 19 January 2019751 × 698 (162 KB)Bob Burkhardt{{Information |description ={{en|1=Development of ''Taenia'' (from Leuckart). A, ''Cysticercus bovis'' in beef; nat. size. B, invaginated head of a ''Cysticercus'' before the formation of the suckers. C, invaginated head of ''Cysticercus cellulosae'', showing the bent neck and receptacle, ''r''. D, stages in the development of the brood-capsules in ''Echinococcus'': ''a'', the thickening of the parenchyma of the bladder; ''b'', subsequent formation of a cavity in it; ''c'', development of t...