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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 — John Shaqi

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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

Name: 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
Author: Haeckel, Ernst

Haeckel, Ernst

Radiolaria

Fig. 16. _Saturnulus ellipticus_, n. sp.,                     × 400   141

  Fig. 17. _Saturnulus planetes_, n. sp.,                       × 400   142

[Illustration: 1.-15. STYLOSPHAERA. 16. 17. SATURNULUS.]

PLATE 17.

LEGION SPUMELLARIA.

Orders SPHÆROIDEA ET PRUNOIDEA.

Families STYLOSPHÆRIDA, DRUPPULIDA et SPONGURIDA.

  Fig. 1. _Stylatractus giganteus_, n. sp. (vel _Amphistylus
      giganteus_),                                              × 300   329

  Fig. 2. _Stylatractus sethoporus_, n. sp.,                    × 400   330

  The greater part of the cortical shell taken off.

  Fig. 3. _Stylatractus sethoporus_, n. sp.,                    × 400   330

  The entire cortical shell.

  Fig. 4. _Stylatractus compactus_, n. sp.,                     × 400   329

  Fig. 5. _Amphisphæra cronos_, n. sp. (vel _Amphistylus
      cronos_),                                                 × 400   144

  Fig. 6. _Stylatractus neptunus_, n. sp. (vel _Amphisphæra
      neptunus_),                                               × 300   328

  Fig. 7. _Amphisphæra pluto_, n. sp.,                          × 300   144

  The entire cortical shell.

  Fig. 8. _Amphisphæra pluto_, n. sp.,                          × 300   144

  Meridional section through the three concentric shells.

  Fig. 9. _Xiphatractus glyptodon_, n. sp.,                     × 400   334

  The entire cortical shell.

  Fig. 10. _Xiphatractus glyptodon_, n. sp.,                    × 400   334

  The greater part of the cortical shell taken off.

  Fig. 11. _Xiphatractus armadillo_, n. sp.,                    × 400   332

  Fig. 12. _Spongoxiphus prunococcus_, n. sp.,                  × 300   354

  The spongy cortical shell.

  Fig. 13. _Spongoxiphus prunococcus_, n. sp.,                  × 600   354

  The two concentric latticed medullary shells.

[Illustration: 1.-11. AMPHISTYLUS, 12. 13. SPONGOSTYLUS.]

PLATE 18.

LEGION SPUMELLARIA.

Order SPHÆROIDEA.

Families LIOSPHÆRIDA et ASTROSPHÆRIDA.

  Fig. 1. _Centrocubus cladostylus_, n. sp.,                    × 100   278

  Fig. 2. _Octodendron spathillatum_, n. sp.,                   × 300   280

  The entire inner shell, but a small part only of the outer
      shell is represented.

  Fig. 3. _Octodendron cubocentron_, n. sp.,                    × 400   279

  The central capsule (somewhat irregular by compression?)
      exhibits a large excentric nucleus (probably dislocated
      artificially?).

  Fig. 4. _Octodendron spathillatum_, n. sp.,                   × 800   280

  Free distal end of a radial spine, with the spathillæ on
      the end of the branches.

  Fig. 5. _Rhizosphæra serrata_, n. sp.,                        × 300   284

  Fig. 6. _Rhizosphæra serrata_, n. sp.,                        × 300   284

  Medullary shell.

  Fig. 7. _Rhizosphæra serrata_, n. sp.,                        × 600   284

  A single radial spine.

  Fig. 8. _Plegmosphæra exodictyon_, n. sp.,                    × 200    89

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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

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