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Takahashi 1991


Plate 23

Suborder: Spumellaria
Family: Phacodiscidae, Pyloniidae, Litheliidae

Figure, Species, Station depth (m), Type of Micrograph, Magnification

1. Heliodiscus asteriscus Haeckel, Oblique view, P1: 978, SEM, x 165.

2. Heliodiscus asteriscus Haeckel, PB: 1268, SEM, x 210.

3. Heliodiscus asteriscus Haeckel, PB: 667, LM, x 210.

4. Heliodiscus echiniscus Haeckel, P1: 5582, SEM, x 215.

5. Heliodiscus echiniscus Haeckel, P1: 4280, SEM, x 210.

6. Heliodiscus echiniscus Haeckel, Oblique edge view, PB: 667, LM, x 210.

7. Hexapyle sp., P1: 4280, SEM, x 960.

8. Octopyle stenozona Haeckel, Frontal view, P1: 2778, SEM, x 330.

9. Tetrapyle octacantha Müller, Frontal view, PB: 3769, LM, x 210.

10. Tetrapyle octacantha Müller, Polar view, E: 389, SEM, x 315.

11. Larcospira quadrangula Haeckel, Orientation illustrating the apparent double spiral arrangement of girdles, P1: 5582, SEM, x 154.

12. Larcospira quadrangula Haeckel, Orientation perpendicular to figure 11, P1: 978, SEM, x 180.