PLATE X. 



Page 

 FigS. 1, 2. PoNTASTER PLANETA, n. Sp 30 



Fig. 1. Abactinal aspect; magnified 3 diameters. 

 Fig. 2. Actinal aspect ; magnified 3 diameters. 



[For magnified details of this species see PI. XIII. figs. 1, 2.] 



Figs. 3, 4. Dytaster biserialis, n. sp 77 



Fig. 3. Abactinal aspect ; magnified 2 'diameters. 

 Fig. 4. Actinal aspect ; magnified 2 diameters. 



[For magnified details of this species see PI. XIII. figs. 3, 4.] 



Figs. 5, 6. Dytaster inermis, n. sp 79 



Fig. 5. Abactinal aspect ; magnified 4 diameters. 

 Fig. 6. Actinal aspect ; magnified 4 diameters. 



[For magnified details of this species see PI. XIII. figs. 5, G.] 



