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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 18. Liosphærida et Astrosphærida. Diam. Fig. 1. Centrocubus cladostylus, n. sp., × 100 Fig. 2. Octodendron spathillatum, n. sp., × 300 The entire inner shell, but a small part only of the outer shell is represented. Fig. 3. Octodendron cubocentron, n. sp., × 400 The central capsule (somewhat irregular by compression) exhibits a large excentric nucleus (probably dislocated artificially). Fig. 4. Octodendron spathillatum, n. sp., × 8

English: Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 18. Liosphærida et Astrosphærida. Diam. Fig. 1. Centrocubus cladostylus, n. sp., × 100 Fig. 2. Octodendron spathillatum, n. sp., × 300 The entire inner shell, but a small part only of the outer shell is represented. Fig. 3. Octodendron cubocentron, n. sp., × 400 The central capsule (somewhat irregular by compression) exhibits a large excentric nucleus (probably dislocated artificially). Fig. 4. Octodendron spathillatum, n. sp., × 8 Stock Photo
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P7B2TW

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2000 x 2500 px | 16.9 x 21.2 cm | 6.7 x 8.3 inches | 300dpi

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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 18. Liosphærida et Astrosphærida. Diam. Fig. 1. Centrocubus cladostylus, n. sp., × 100 Fig. 2. Octodendron spathillatum, n. sp., × 300 The entire inner shell, but a small part only of the outer shell is represented. Fig. 3. Octodendron cubocentron, n. sp., × 400 The central capsule (somewhat irregular by compression) exhibits a large excentric nucleus (probably dislocated artificially). Fig. 4. Octodendron spathillatum, n. sp., × 800 Free distal end of a radial spine, with the spathillæ on the end of the branches. Fig. 5. Rhizosphæra serrata, n. sp., × 300 Fig. 6. Rhizosphæra serrata, n. sp., × 300 Medullary shell. Fig. 7. Rhizosphæra serrata, n. sp., × 600 A single radial spine. Fig. 8. Plegmosphæra exodictyon, n. sp., × 200 The central shell-cavity encloses the spherical central capsule and the concentric nucleus. Fig. 9. Spongodrymus elaphococcus, n. sp., × 150 The entire inner shell, but only a small part of the outer spongy envelope is represented. . 1887 65 Radiolaria (Challenger) Plate 018