PLATE XCIV. 



Page 



Figs. 1-5. Benthaster wyville-thomsoni, n. sp. . . . 527 



Fig. 1. Abactinal aspect ; magnified 2 diameters. 



Fig. 2. Actinal aspect ; magnified 2 diameters. 



Fig. 3. Adambulacral plates and adjacent portion of the actinal surface ; magnified 

 18 diameters. 



Fig. 4. Diagrammatic view of the abactinal paxillee and rudimentary supradorsal 

 membrane, seen in profile ; magnified. 



Fig. 5. Diagram of the plates on the outer part of a ray ; magnified. 



Figs. 6-9. Benthaster penicillatus, n. sp. . . . . 529 



Fig. 6. Abactinal aspect ; magnified 2 diameters. 



Fig. 7. Actinal aspect ; magnified 2 diameters. 



Fig. 8. Adambulacral plates and adjacent portion of the actinal surface ; magnified. 



Fig. 9. Diagram of the plates on the outer part of a ray ; magnified. 



