PLATE XXI. 



Figs. 1, 2. Antedon incisa, n. sp. 



Diam. Page 

 Fig. 1. Side view, . . x 2 124 



Fig. 2. (a) Inner and (b) outer views of the pinnule on the eighth 



brachial, .... . x 10 123 



Fig. 3. Antedon basicueva, n. sp. 



Fig. 3. A young specimen, . . . x 2 123 



Figs. 4, 5. Antedon echinata, n. sp. 



Fig. 4. Side view, . . . . . . .x4119 



Fig. 5. The pinnule on the second brachial, . . . x 10 120 



