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Takahashi 1991


Plate 60

Suborder: Phaeodaria,
Family: Circoporidae

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

1. Circoporous sexfuscinus Haeckel, PB: 2869, LM, x 210.

2. Circoporous oxyacanthus Borgert, PB: 3791, LM, x 210.

3. Circoporous sexfuscinus Haeckel, PB: 667, SEM, x 165.

4. Circoporous oxyacanthus Borgert, E: 389, SEM, x 190.

5. Circoporous sexfuscinus Haeckel, Same specimen as figure 3; view from oral side., PB: 667, SEM, x 180.

6. Circoporous oxyacanthus Borgert, Detail near the base of a hollow spine which has fibers inside., PB: 667, SEM, x 1,500.

7. Circoporous oxyacanthus Borgert, Irregular size and shape of internal structure is seen through thin membrane., PB: 667, SEM, x 1,460.

8. Circoporous oxyacanthus Borgert, Circular to polygonal pores varying in size., PB: 3769, SEM, x 2,100.

9. Circogonia sp., E: 3755, SEM, x 90.

10. Circogonia sp., E: 389, SEM, x 100.

11. Circoporous oxyacanthus Borgert, Near the base of a spine., PB: 667, SEM, x 1,050.

12. Circoporous oxyacanthus Borgert, Same specimen., PB: 667, SEM, x 3,030.

13. Circoporous oxyacanthus Borgert, A cross section across near the base of a spine; pores are variable in shape and size., PB: 3769, TEM, x 2,700.