File:Radiolaria (Challenger) Plate 019.jpg

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Summary

Description
English: Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows:


Plate 19. Astrosphærida.
Diam.
Fig. 1. Drymosphæra polygonalis, n. sp., × 200
Fig. 2. Leptosphæra hexagonalis, n. sp., × 200
Showing the central capsule (forming numerous club-shaped protuberances) and the simple spherical nucleus in its centre. The skeleton is nearly the same as in Diplosphæra hexagonalis (fig. 3).
Fig. 3. Diplosphæra hexagonalis, n. sp., × 200
The spherical central capsule, with radially striped protoplasm, is enclosed in the inner shell, and exhibits in its centre the clear spherical nucleus.
Fig. 4. Astrosphæra hexagonalis, n. sp., × 300
Fig. 5. Astrosphæra stellata, n. sp., × 300
The central capsule, enclosed in the inner shell, exhibits a distinct radial striation of the protoplasm, and in the centre a clear spherical nucleus.
Fig. 6. Haliomma rhodococcus, n. sp. (vel Sethosphæra rhodococcus), × 400
The greater part of the outer shell is removed.
Date
Source https://archive.org/details/reportonradiolar00haecrich
Author Ernst Haeckel (1834-1919); engravings by Adolf Giltsch (1852-1911).

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Public domain

The author died in 1919, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.

This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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current14:13, 26 December 2013Thumbnail for version as of 14:13, 26 December 20132,560 × 3,200 (636 KB)Keith Edkins=={{int:filedesc}}== {{Information |Description={{En|Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: <table> <tr> <td style{{=}}"text-align:center; vertica...

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