File:1911 Britannica-Aptera-Collembola.png

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1911_Britannica-Aptera-Collembola.png (533 × 560 pixels, file size: 188 KB, MIME type: image/png)

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Description
English: From Carpenter, Proc. R. Dub. Soc., vol. xi.
Structure of Collembola.
1. Isotoma hibernica. Side view.
2.     ”     Ocelli and post-antennal organ of right side.
3.     ”     Tip of terminal antennal segment with antennal organ.
4.     ”     Mandible.
5.     ”     Tip of left dens with mucro. Outer view.
6.     ”     Hind-foot with claws. × 240.
7. Entomobrya anomala. Catch. Illustration from 1911 Encyclopædia Britannica, article Aptera.
Date
Source Encyclopædia Britannica Eleventh Edition, Vol. 2, Page 233
Author Encyclopædia Britannica, 1911

Licensing

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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