Plate 2.
Fig. 9. Cucumaria bollonsi, buttons and cups from the skin. Fig. 10. C. brevidentis, a button. Fig 11. C. calcarea, a button. Fig. 12. C. farquhari, A. part of large scale; B. cup. Fig 13. C. amokurae, A. large scale from side of the body; B. × shaped bodies. Fig. 14. Mensamaria bicolumnata, tables bearing a double spire. Fig. 15. Phyllophorus longidentis, plates bearing a double spine. Fig. 16. Paracaudina coriacea, a rounded plate. Fig. 17. Molpadia marenzelleri. A. anchor plate; B. anchor; C. perforated plate bearing spine; D. phosphatic concretion. Fig 18. Wheel as found in many of the Order Apoda. Fig. 19. Hook or sigmoid body as found in Trochodota. Fig. 20. Protankyra uncinata, A. anchor; B. tentacle bearing two pairs of finger like processes, and sensory cups on the stalk. Fig. 11. Chirodota nigra, smooth oval bodies found along the muscle radii. Fig. 22. Chirodota gigas, thick curved rods from along the radii. (Figs. 2, 9, 12, 13, 20, after Mortensen; figs. 14, 22, after Dendy and Hindle; fig. 17 after Theel.)