File:EB1911 Foraminifera - microscopic organisms in chalk.jpg

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English: Microscopic Organisms in Chalk from Gravesend. Legend: a, b, c, d, Textularia globulosa; e, Rotalia aspera; f, Textularia aculeata; g, Planularia hexas; h, Navicula.
Date published 1911
Source “Foraminifera,” Encyclopædia Britannica (11th ed.), v. 10, 1911, p. 634, fig. 21.
Author Marcus Manuel Hartog
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(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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Date/TimeThumbnailDimensionsUserComment
current16:07, 23 July 2018Thumbnail for version as of 16:07, 23 July 2018680 × 676 (239 KB)Bob Burkhardt{{Information |description ={{en|1=Microscopic Organisms in Chalk from Gravesend. Legend: ''a'', ''b'', ''c'', ''d'', ''Textularia globulosa''; ''e'', ''Rotalia aspera''; ''f'', ''Textularia aculeata''; g, ''Planularia hexas''; h, ''Navicula''.}} |date =published 1911 |source =“Foraminifera,” ''Encyclopædia Britannica'' (11th ed.), v. 10, 1911, p. 634, fig. 21. |author =Marcus Manuel Hartog |permission ={{PD-Britannica}} }} Category:Foraminifera illustrations