PLATE CIX. 



Page 

 Figs. 1-5. Odinia pandina, n. sp. . . . 598 



Fig. 1. Abactinal aspect of a ray ; natural size. 



Fig. 2. Abactinal aspect of the disk ; natural size. 



Fig. 3. A portion of a ray, lateral view ; magnified 2 diameters. 



Fig. 4. Part of the same more highly magnified, to show the papula? ; magnified 

 4 diameters. 



Fig. 5. Adambulacral plates ; magnified 4 diameters. 



Figs. 6-8. Brisinga cricophora, n. sp. . . 606 



Fig. 6. Abactinal aspect of a ray and the disk ; magnified 1-| diameters. 



Fig. 7. Adambulacral plates ; magnified 4 diameters. 



Fig. 8. An actinal spine from an adambulacral plate near the base of a ray ; 

 magnified. 



■"6* 



Figs. 9-11. Brisinga verticillata, n. sp. 604 



Fig. 9. Abactinal aspect of a ray and the disk ; magnified 1^ diameters. 

 Fig. 10. Actinal aspect of the disk ; magnified 1^ diameters. 

 Fig. 11. Adambulacral plates; magnified 12 diameters. 



Figs. 12-17. Freyella polycnema, n. sp. . .621 



Fig. 12. Abactinal aspect of a ray; magnified 2 diameters. 



Fig. 13. Abactinal aspect of the disk; magnified 2 diameters. 



Fig. 14. Actinal aspect of the disk ; magnified 2 diameters. 



Fig. 15. Mouth-plates ; magnified 6 diameters. 



Fig. 16. A portion of the abactinal surface of a ray ; magnified 12 diameters. 



Fig. 17. Adambulacral plates; magnified 12 diameters. 



