File:EB1911 Gastropoda - Three views of Limnaeus stagnalis.jpg

EB1911_Gastropoda_-_Three_views_of_Limnaeus_stagnalis.jpg(713 × 442 pixels, file size: 40 KB, MIME type: image/jpeg)

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English: A, B, C. Three views of Limnaeus stagnalis, in order to show the persistence of the larval velar area v, as the circum-oral lobes of the adult. m, Mouth; f, foot; v, velar area, the margin v corresponding with the ciliated band which demarcates the velar area or velum of the embryo Gastropod (see fig. 4, D, E, F, H, I, v). The reference to fig. 4 is puzzling. - Ed.
Date published 1911
Source “Gastropoda,” Encyclopædia Britannica (11th ed.), v. 11, 1911, p. 525, fig. 61.
Author Joseph Thomas Cunningham
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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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current17:33, 26 March 2019Thumbnail for version as of 17:33, 26 March 2019713 × 442 (40 KB)Bob Burkhardt (talk | contribs){{Information |description ={{en|1=A, B, C. Three views of ''Limnaeus stagnalis'', in order to show the persistence of the larval velar area ''v'', as the circum-oral lobes of the adult. ''m'', Mouth; ''f'', foot; ''v'', velar area, the margin ''v'' corresponding with the ciliated band which demarcates the velar area or velum of the embryo Gastropod (see fig. 4, D, E, F, H, I, ''v''). The reference to fig. 4 is puzzling. - Ed.}} |date =published 1911 |source =“Gastropoda,”...

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