316 THE VOYAGfE OF H.M.S. CHALLENGEE. 



Fig. 42. Echinolampas oviformis, extremity of pointed spine, interambulacral spine 

 (enlarged). 



,, 43. Echinolampas oviformis, upper extremity of rod supporting the pedicellarise of 

 fig. 41. 



,, 44. EcJiinolarapaft oviformis, enlarged view of upper extremity of fan-shaped inter- 

 ambulacral spine. 



„ 45. Aceste bellidifera, interior view of large, short-stemmed, single-hooked pedicellaria. 



,, 46. ,, „ interior view of small short-headed pedicellaria. 



„ 47. Calymne relicta, single valve of Clypeastroid-like pedicellaria. 



„ 48. „ „ upper extremity of spiny rod supporting the same. 



PLATE XLV. 



Pedicellaria (figs. 1-59). 



Fig. 1. Caslojileurus maillardi, interior view of single valve of large-headed, long- 

 stemmed pedicellaria. 



„ 2. Profile of same as fig. 1 . 



„ 3. Coelo])leurus maillardi, interior view of globular, short-headed, short-stemmed 

 interambulacral pedicellaria. 



„ 4. Profile of same as fig. 3. 



„ 5, 6. Cceloplexirus maillardi, upper extremities of rods supporting the pedicellarise. 



„ 7. Schizaster japonicns, inteiior view of large-headed, interambulacral abactinal 

 pedicellaria. 



„ 8. Scliizaster jaj^onictis, exterior view of same as fig. 7. 



„ 9. „ ,, profile of a similar pedicellaria, somewhat smaller. 



, 10. ,, „ ujjper extremity of rod supporting these pedicellarife. 



„ 11. Linopneustes murrayi, interior view of large-headed, short-stemmed pedi- 

 cellaria. 



„ 12. Linopneustes murrayi, profile view of another pedicellaria of the same kind. 



„ 13. „ ,, profile of a more elongate pedicellaria. 



„ 13'. Interior view of another still larger pedicellaria of the same kind. 



,, 14. Single valve, profile view of the short-headed, long-stemmed pedicellarise. 



,. 15. Linopneustes murrayi, general view of a short-headed pedicellaria. 



„ 16. Interior view of valve of same as fig. 15. 



„ 17. Linopneustes murrayi, interior view of base of large-headed pedicellaria (like 

 fig. 11), but more serrate. 



,, 18, 19. Linopneustes murrayi, upper extremity of rod supporting large-headed 

 pedicellaria, with a magnified portion of same. 



