PLATE LXXIX. 



Page 

 Figs. 1-3. Calyptraster coa, n. sp. . . . .489 



Fig. 1. A portion of the supradorsal membrane ; magnified 20 diameters. 



Fig. 2. Mouth-plates ; magnified. 



Fig. 3. Adambulacral plates and adjacent portion of the actinal surface ; magnified 

 20 diameters. 



[For macroscopic figures of this species see PI. LXXVIII. figs. 1, 2.] 



Figs. 4-6. Marsipaster hirsutus, n. sp. . . . 487 



Fig. 4. A portion of the supradorsal membraue ; l lagnified 20 diameters. 



Fig. 5. Mouth-plates ; magnified. 



Fig. G. Adambulacral plates and adjacent portion of the actinal surface ; magnified 

 10 diameters. 



[For macroscopic figures of this species see PI. LXXVIII. figs. 3, 4.] 



Figs. 7-9. Marsipaster spinosissimus, u. sp. . .485 



Fig. 7. A portion of the supradorsal membrane ; magnified 20 diameters. 



Fig. 8. Mouth-plates ; magnified. 



Fig. 9. Adambulacral plates and adjacent portion of the actinal surface ; magnified 

 15 diameters. 



[For macroscopic figures of this species see PI. LXXVIII. figs. 5, 6.] 



