File:EB1911 Ichthyology - relations of branchial clefts and pharynx in an Elasmobranch.jpg

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Summary

Description
English: Diagrams to illustrate the relations of branchial clefts and pharynx in an Elasmobranch (A) and a Teleost (B); 1, 2, &c., Branchial septa. See legend below.
Date published 1911
Source “Ichthyology,” Encyclopædia Britannica (11th ed.), v. 14, 1911, p. 253, fig. 8.
Author After Boas, Lehrbuch der Zoologie
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.
English: Legend:
b.c, Opercular cavity.
b.l, Respiratory lamellae.
c, Coelom.
e.b.a, Opercular opening.
hy.a, Hyoid arch.
hy.c, Hyobranchial cleft.
l.s, Valvular outer edge of gill septum.
n, Nasal aperture.
oes, Oesophagus.
op, Operculum.
p.q, Palato quadrate cartilage.
Ph, Pharynx.
sp, Spiracle.

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Date/TimeThumbnailDimensionsUserComment
current04:20, 10 November 2021Thumbnail for version as of 04:20, 10 November 2021438 × 932 (198 KB)DivermanAUimprove contrast
19:20, 14 August 2019Thumbnail for version as of 19:20, 14 August 2019438 × 932 (105 KB)Bob Burkhardt{{Information |description ={{en|1=Diagrams to illustrate the relations of branchial clefts and pharynx in an Elasmobranch (A) and a Teleost (B); 1, 2, &c., Branchial septa. See legend below.}} |date =published 1911 |source =“Ichthyology,” ''Encyclopædia Britannica'' (11th ed.), v. 14, 1911, p. 253, fig. 8. |author =After Boas, ''Lehrbuch der Zoologie'' |permission ={{PD-Britannica}} }} {{en|Legend:}} {| |-valign="top" |align="right"|''b.c'',||Opercular cavity. |-v...

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