File:Radiolaria (Challenger) Plate 002.jpg

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


Plate 2. Thalassosphærida.
Diam.
Fig. 1. Lampoxanthium pandora, n. sp., × 120
The central capsule exhibits distinct pore-canals in its membrane, and a clear interval between this and the coagulated and vacuolated protoplasm. The central nucleus contains numerous dark nucleoli. The spicula are scattered throughout the alveolate calymma.
Fig. 2. Thalassoplancta brevispicula, n. sp. (vel Lampoxanthium brevispiculum), × 120
The central capsule contains numerous clear vacuoles, and in the cortical zone a layer of large oil-globules. The central nucleus includes numerous dark nucleoli. The calymma is alveolate. The spicula lie only in the cortical zone.
Fig. 3. Thalassoxanthium cervicorne, n. sp., × 300
The central capsule is filled up by clear vacuoles and contains a large central nucleus, with a single nucleolus. The spicula surround the thin calymma.
Fig. 4. Thalassoxanthium cervicorne, n. sp., × 600
A single spiculum.
Fig. 5. Thalassoxanthium medusinum, n. sp., × 120
The central capsule is filled up by clear vacuoles and contains on its cortical zone a layer of large oil-globules. The central nucleus contains numerous dark nucleoli. The calymma is radially striped, contains numerous small xanthellæ, and is surrounded by the spicula.
Fig. 6. Thalassoxanthium octoceras, n. sp., × 400
Three isolated spicula.
Date
Source https://archive.org/details/reportonradiolar00haecrich
Author Ernst Haeckel (1834-1919); engravings by Adolf Giltsch (1852-1911).

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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.

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current11:56, 26 December 2013Thumbnail for version as of 11:56, 26 December 20132,560 × 3,200 (545 KB)Keith Edkins (talk | contribs)=={{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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