File:EB1911 Polyzoa - Zooecium of Cribrilina.jpg

EB1911_Polyzoa_-_Zooecium_of_Cribrilina.jpg(303 × 409 pixels, file size: 32 KB, MIME type: image/jpeg)

Summary

Description
English: Zooecium of Cribrilina, showing the entrance to the compensation-sac on the proximal side of the operculum (op).
Date published 1911
Source “Polyzoa,” Encyclopædia Britannica (11th ed.), v. 22, 1911, p. 44, Fig. 10.
Author Sidney Frederic Harmer
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.

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current22:10, 30 January 2020Thumbnail for version as of 22:10, 30 January 2020303 × 409 (32 KB)Bob Burkhardt{{Information |description ={{en|1=Zooecium of ''Cribrilina'', showing the entrance to the compensation-sac on the proximal side of the operculum (''op'').}} |date =published 1911 |source =“Polyzoa,” ''Encyclopædia Britannica'' (11th ed.), v. 22, 1911, p. 44, Fig. 10. |author =Sidney Frederic Harmer |permission ={{PD-Britannica}} }} Category:Cribrilina