File:EB1911 Hydromedusae - Carmarina hastata.jpg

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Summary

Description
English: Carmarina (Geryonia) hastata, one of the Trachomedusae: a, Nerve ring. a′, Radial nerve. b, Tentaculocyst. c, Circular canal. e, Radiating canal. g′. Ovary. h, Peronia or cartilaginous process ascending from the cartilaginous margin of the disk centripetally in the outer surface of the jelly-like disk; six of these are perradial, six interradial, corresponding to the twelve solid larval tentacles, resembling those of Cunina. k, Dilatation (stomach) of the manubrium. l, Jelly of the disk. p, Manubrium. t, Tentacle (hollow and tertiary, i.e. preceded by six perradial and six interradial solid larval tentacles). u, Cartilaginous margin of the disk covered by thread-cells. v. Velum.
Date published 1911
Source “Hydromedusae,” Encyclopædia Britannica (11th ed.), v. 14, 1911, p. 142, fig. 26.
Author After Haeckel.
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.

NB: several letters in this diagram were illegible in the original (u, t, k) and were made legible here.

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current20:53, 4 November 2018Thumbnail for version as of 20:53, 4 November 2018650 × 806 (241 KB)Library Guy{{Information |description ={{en|1=''Carmarina (Geryonia) hastata'', one of the ''Trachomedusae''.}} |date =published 1911 |source =“Hydromedusae,” ''Encyclopædia Britannica'' (11th ed.), v. 14, 1911, p. 142, fig. 26. |author =After Haeckel. |permission ={{PD-Britannica}} }} Category:Hydrozoa illustrations