Or 
PLATE XC. 
Figs. 1, 2. HyMENASTER GRANIFERUS, 0. sp. 
. Abactinal aspect ; magnified 14 diameters, 
. Actinal aspect ; magnified 1} diameters. 
[For magnified details of this species see P]. XCI. figs. 7—9.] 
Figs. 3, 4. HYMENASTER COCCINATUS, 1. sp. 
Abactinal aspect ; magnified 3 diameters. 
. Actinal aspect ; magnified 3 diameters. 
[For magnified details of this species see P]. XCI. figs. 10-12. | 
Figs. 5, 6. HYMENASTER PRACOQUIS, nh. Sp... ; i 
. Abactinal aspect ; magnified 4 diameters. 
. Actinal aspect ; magnified 4 diameters. 
(The young contained in the nidamental cavity may be seen through the 
membrane, and are exposed at the rent in one of the interradial 
areas.) , 
[For magnified details of this species see Pl. XCI. figs, 13-15. ] 
524 ° 
