PLATE XCIL 
Fig. 1. HYMENASTER PULLATUS, D. sp. . . : . 
. Abactinal aspect; magnified 14 diameters. 
[For magnified details of this species see P]. XCIII. figs. 1-3. | 
Figs. 2, 3. HyMENASTER GEOMETRICUS, 0. sp. 
. Abactinal aspect ; magnified 14 diameters. 
. Profile view, showing the actinal interradial area (partly diagrammatic) ; 
magnified 13 diameters. 
[For magnified details of this species see Pl. XCIII. figs. 4-6. ] 
Figs. 4, 5. HYMENASTER LATEBROSUS, D. sp... ; . 
. Abactinal aspect ; magnified 2 diameters. 
. Actinal aspect ; magnified 2 diameters. 
[For magnified details of this species see P]. XCIII. figs. 7-9. | 
Figs. 6, 7. HYMENASTER MEMBRANACEUS, Wyville Thomson, . 
. Abactinal aspect ; magnified 14 diameters. 
. Actinal aspect ; magnified 1} diameters. 
[For magnified details of this species see Pl. XCIII. figs. 10-12. | 
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