File:EB1911 Tunicata - Mantle and Test of an Ascidian.jpg

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EB1911_Tunicata_-_Mantle_and_Test_of_an_Ascidian.jpg (580 × 471 pixels, file size: 121 KB, MIME type: image/jpeg)

Summary

Description
English: Diagrammatic section of part of Mantle and Test of an Ascidian, showing the formation of a vessel and the structure of the test. See legend below.
Date published 1911
Source “Tunicata,” Encyclopædia Britannica (11th ed.), v. 27, 1911, p. 380, fig. 2.
Author From Herdman, “ChallengerReport.
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:
m, Mantle. blc, Bladder cell. mc, Mantle cells.
e, Ectoderm. s, s′, Blood sinus in mantle being drawn out into test. y, Septum of vessel.
tc, Test cell.
tm, Matrix.

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Date/TimeThumbnailDimensionsUserComment
current18:14, 9 July 2019Thumbnail for version as of 18:14, 9 July 2019580 × 471 (121 KB)Bob Burkhardt{{Information |description ={{en|1=Diagrammatic section of part of Mantle and Test of an Ascidian, showing the formation of a vessel and the structure of the test.}} |date =published 1911 |source =“Tunicata,” ''Encyclopædia Britannica'' (11th ed.), v. 27, 1911, p. 380, fig. 2. |author =From Herdman, “''Challenger''” ''Report''. |permission ={{PD-Britannica}} }} Category:Unidentified Ascidiacea