PLATE LXXXII. 
Pag 
Figs. 1, 2. HYMENASTER ECHINULATUS, 0. sp. . : é 502 
Fig. 1. Abactinal aspect ; magnified 3 diameters. 
Fig. 2. Actinal aspect; magnified 3 diameters. 
: [For magnified details of this species see P]. LXXXIII. figs. 7-9. | 
Figs. 3, 4. HYMENASTER POROSISSIMUS, D. sp... . « 515 
Fig. 3. Abactinal aspect; magnified 14 diameters. 
Fig, 4, Actinal aspect ; magnified 1} diameters. 
[For magnified details of this species see Pl. LXX XIII. figs. 10-12. | 
