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Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 17. Stylosphærida, Druppulida et Spongurida. Diam. Fig. 1. Stylatractus giganteus, n. sp. (vel Amphistylus giganteus), × 300 Fig. 2. Stylatractus sethoporus, n. sp., × 400 The greater part of the cortical shell taken off. Fig. 3. Stylatractus sethoporus, n. sp., × 400 The entire cortical shell. Fig. 4. Stylatractus compactus, n. sp., × 400 Fig. 5. Amphisphæra cronos, n. sp. (vel Amphistylus cronos), × 400 Fig. 6. Stylatractus neptunus, n. sp. (vel Amphisphæra neptunus), × 300 Fig. 7. Amphisphæra pluto, n. sp., × 300 The entire cortical shell. Fig. 8. Amphisphæra pluto, n. sp., × 300 Meridional section through the three concentric shells. Fig. 9. Xiphatractus glyptodon, n. sp., × 400 The entire cortical shell. Fig. 10. Xiphatractus glyptodon, n. sp., × 400 The greater part of the cortical shell taken off. Fig. 11. Xiphatractus armadillo, n. sp., × 400 Fig. 12. Spongoxiphus prunococcus, n. sp., × 300 The spongy cortical shell. Fig. 13. Spongoxiphus prunococcus, n. sp., × 600 The two concentric latticed medullary shells.
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Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 14. Stylosphærida et Ellipsida. Diam. Fig. 1. Ellipsoxiphus atractus, n. sp., × 300 Fig. 2. Xiphosphæra venus, n. sp., × 300 Fig. 3. Ellipsoxiphus claviger, n. sp., × 300 Fig. 4. Xiphosphæra pallas, n. sp., × 400 Fig. 5. Xiphosphæra gæa, n. sp., × 400 Fig. 6. Xiphosphæra vesta, n. sp., × 300 Fig. 7. Ellipsoxiphus elegans, n. sp., var. palliatus, × 400 Fig. 8. Lithapium halicapsa, n. sp., × 300 Fig. 9. Lithapium pyriforme, n. sp., × 300 Fig. 10. Lithapium monocyrtis, n. sp., × 300 Fig. 11. Ellipsoxiphus bipolaris, n. sp., × 600 Fig. 12. Xiphostylus trogon, n. sp., × 400 Fig. 13. Xiphostylus picus, n. sp., × 300 Fig. 14. Lithomespilus flammabundus, n. sp., × 400 Fig. 15. Xiphostylus alauda, n. sp., × 400 Fig. 16. Lithomespilus phloginus, n. sp., × 600 Fig. 17. Lithomespilus phlogoides, n. sp., × 600
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Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 31. Cenodiscida et Phacodiscida. Diam. Fig. 1. Sethostaurus orthostaurus, n. sp., × 300 Fig. 2. Sethostaurus orthostaurus, n. sp., × 300 Vertical section through the centrum. Fig. 3. Sethostaurus recurvatus, n. sp., × 100 Optical section through the equatorial plane. Fig. 4. Sethostaurus rhombostaurus, n. sp., × 100 Optical section through the equatorial plane. Fig. 5. Sethostaurus cruciatus, n. sp. (vel Heliostaurus cruciatus), × 300 Fig. 6. Phacostaurus oceanidum, n. sp., × 300 Fig. 7. Phacostaurus magnificus, n. sp., × 400 Fig. 8. Phacostaurus magnificus, n. sp., × 200 Vertical section through the centrum. Fig. 9. Sethostylus distyliscus, n. sp., × 400 Fig. 10. Sethostylus dicylindrus, n. sp., × 300 Marginal view. Fig. 11. Stylodiscus endostylus, n. sp. (vel Sethostylus endostylus), × 300 Fig. 12. Phacostylus amphistylus, n. sp., × 300
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Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 13. Stylosphærida et Ellipsida. Diam. Fig. 1. Ellipsostylus aquila, n. sp., × 300 Fig. 2. Ellipsostylus hirundo, n. sp., × 300 Fig. 3. Ellipsostylus columba, n. sp., × 300 Fig. 4. Xiphostylus alcedo, n. sp., × 400 Fig. 5. Xiphostylus edolius, n. sp., × 400 Fig. 6. Ellipsostylus psittacus, n. sp., × 400 Fig. 7. Stylostaurus caudatus, n. sp., × 400 Fig. 8. Ellipsostylus ciconia, n. sp., × 300 Fig. 9. Xiphostylus phasianus, n. sp., × 400 Fig. 10. Xiphostylus trochilus, n. sp., × 300 Fig. 11. Xiphostylus emberiza, n. sp., × 300 Fig. 12. Saturnalis circoideus, n. sp., × 400 Not fully developed. Fig. 13. Xiphostylus alca, n. sp., × 300 Fig. 14. Xiphostylus falco, n. sp., × 300 Fig. 15. Saturnalis rotula, n. sp., × 400 Fig. 16. Saturnalis annularis, n. sp., × 400
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Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 40. Panartida et Zygartida. Diam. Fig. 1. Panartus diploconus, n. sp., × 300 Fig. 2. Panartus pluteus, n. sp., × 300 Fig. 3. Panartus tetrathalamus, n. sp., × 300 Fig. 4. Panicium coronatum, n. sp. (vel Panartidium coronatum), × 300 Fig. 5. Peripanartus amphiconus, n. sp., × 300 Fig. 6. Peripanartus cylindrus, n. sp., × 150 Fig. 7. Peripanartus atractus, n. sp., × 300 Fig. 8. Peripanicium amphicorona, n. sp., × 300 Fig. 9. Panarium tubularium, n. sp., × 300 Fig. 10. Ommatocampe nereides, n. sp., × 300 Fig. 11. Cyphocolpus virginis, n. sp. (vel Zygartus virginis) × 300 Fig. 12. Desmartus larvalis, n. sp. (vel Zygartus larvalis), × 300 Fig. 13. Zygartus chrysalis, n. sp. (vel Zygocampe chrysalis), × 400
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Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 33. Phacodiscida. Diam. Fig. 1. Sethodiscus lenticula, n. sp., × 300 Fig. 2. Sethodiscus lenticula, n. sp., × 300 Vertical section. Fig. 3. Sethodiscus macrococcus, n. sp., × 300 Young shell, not yet closed, seen from the margin. Fig. 4. Periphæna cincta, n. sp., × 400 Fig. 5. Triactiscus tricuspis, n. sp., × 300 Marginal view. Fig. 6. Triactiscus tripyramis, n. sp., × 400 Fig. 7. Heliodiscus cingillum, n. sp., × 300 Fig. 8. Heliodiscus asteriscus, n. sp., × 300 Fig. 9. Heliodrymus dendrocyclus, n. sp.(vel Heliocladus dendrocyclus), × 300