Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Plates / Report on the Scientific Results of the Voyage of H.M.S. Challenger During the Years 1873-76, Vol. XVIII

by Ernst Haeckel

Families Belonaspida et Hexalspida.

PLATE 139. N.B.—The signification of the characters is the same in all the figures (compare p. [718]). a. Northern polar spines. b. Northern tropical spines. c. Equatorial spines. d. Southern tropical spines. e. Southern polar spines. Belonaspida et Hexalspida. Diam. Page. Fig. 1. Hexacolpus nivalis, n. sp., × 300 [880] Fig. 2. Hexalaspis heliodiscus, n. sp., × 300 [875] Fig. 3. Hexaconus ciliatus, n. sp., × 300 [876] Fig. 4. Hexaconus serratus, n. sp., × 300 [877] c, Central base of an equatorial spine; d, central base of a tropical spine. Fig. 5. Hexaconus coronatus, n. sp., × 300 [877] Fig. 6. Hexaconus velatus, n. sp., × 300 [877] Marginal view of the shell. Fig. 7. Hexaconus vaginatus, n. sp., × 300 [877] Fig. 8. Thoracaspis bipennis, n. sp., × 300 [862] Fig. 9. Belonaspis datura, n. sp., × 400 [863]

PLATE 139.
Belonaspida et Hexalspida.
Diam.			Page.
Fig. 1. Hexacolpus nivalis, n. sp.,	×	300	[880]
Fig. 2. Hexalaspis heliodiscus, n. sp.,	×	300	[875]
Fig. 3. Hexaconus ciliatus, n. sp.,	×	300	[876]
Fig. 4. Hexaconus serratus, n. sp.,	×	300	[877]
c, Central base of an equatorial spine; d, central base of a tropical spine.
Fig. 5. Hexaconus coronatus, n. sp.,	×	300	[877]
Fig. 6. Hexaconus velatus, n. sp.,	×	300	[877]
Marginal view of the shell.
Fig. 7. Hexaconus vaginatus, n. sp.,	×	300	[877]
Fig. 8. Thoracaspis bipennis, n. sp.,	×	300	[862]
Fig. 9. Belonaspis datura, n. sp.,	×	400	[863]

PLATE 140.

Legion ACANTHARIA.

Order PRUNOPHRACTA.

Families Belonaspida, Hexalaspida et Diploconida.

PLATE 140. N.B.—The signification of the characters is the same in all the figures (compare p. [718]). a. Northern polar spines. b. Northern tropical spines. c. Equatorial spines. d. Southern tropical spines. e. Southern polar spines. Belonaspida, Hexalaspida et Diploconida. Diam. Page. Fig. 1. Diploconus amalla, n. sp., × 300 [885] Fig. 2. Diploconus hexaphyllus, n. sp., × 300 [886] Fig. 3. Diploconus cyathiscus, n. sp., × 300 [885] Fig. 4. Diploconus cotyliscus, n. sp., × 400 [886] Polar view. Fig. 5. Diplocolpus serratus, n. sp., × 300 [888] Fig. 6. Diplocolpus cristatus, n. sp., × 400 [887] Fig. 7. Diplocolpus costatus, n. sp., × 400 [887] Fig. 8. Diplocolpus sulcatus, n. sp., × 300 [888] Fig. 9. Diplocolpus dentatus, n. sp., × 300 [888] Meridional section through the centre of the shell. Fig. 10. Hexacolpus infundibulum, n. sp., × 300 [881] Fig. 11. Hexacolpus trypanon, n. sp., × 300 [881] Fig. 12. Hexaconus echinatus, n. sp., × 300 [878] Fig. 13. Coleaspis vaginata, n. sp., × 300 [866] Meridional section through the shell. Fig. 14. Coleaspis hydrotomica, n. sp., × 400 [867] Fig. 15. Hexonaspis hexapleura, n. sp., × 400 [879] A single spine with its thick apophyses. Fig. 16. Hexonaspis hastata, n. sp., × 400 [879]

PLATE 140.
Belonaspida, Hexalaspida et Diploconida.
Diam.			Page.
Fig. 1. Diploconus amalla, n. sp.,	×	300	[885]
Fig. 2. Diploconus hexaphyllus, n. sp.,	×	300	[886]
Fig. 3. Diploconus cyathiscus, n. sp.,	×	300	[885]
Fig. 4. Diploconus cotyliscus, n. sp.,	×	400	[886]
Polar view.
Fig. 5. Diplocolpus serratus, n. sp.,	×	300	[888]
Fig. 6. Diplocolpus cristatus, n. sp.,	×	400	[887]
Fig. 7. Diplocolpus costatus, n. sp.,	×	400	[887]
Fig. 8. Diplocolpus sulcatus, n. sp.,	×	300	[888]
Fig. 9. Diplocolpus dentatus, n. sp.,	×	300	[888]
Meridional section through the centre of the shell.
Fig. 10. Hexacolpus infundibulum, n. sp.,	×	300	[881]
Fig. 11. Hexacolpus trypanon, n. sp.,	×	300	[881]
Fig. 12. Hexaconus echinatus, n. sp.,	×	300	[878]
Fig. 13. Coleaspis vaginata, n. sp.,	×	300	[866]
Meridional section through the shell.
Fig. 14. Coleaspis hydrotomica, n. sp.,	×	400	[867]
Fig. 15. Hexonaspis hexapleura, n. sp.,	×	400	[879]
A single spine with its thick apophyses.
Fig. 16. Hexonaspis hastata, n. sp.,	×	400	[879]