Plate 13 



Fig. 1. Zoroaster ophiurus, type. Plates of ray; C, carinal; A, adradial; S, supero marginal; / 

 inf eromarginal ; 1, 2, 3, 4, actinolaterals, X5. la. Same, specimen from Bering Sea, 

 Carinal plates on left, actinolaterals omitted, > 5. lb. Same, type. Two adambula- 

 erals plates, near base of ray and 1 actinolateral spine, X 10. lr. Same, station 4765. 

 Carinal spine. 1</. Superomarginal spine. lc. Abactinal pedicellariae, X 15. 



2. Z. actinocles, type. Plates of ray, same lettering as Figure 1; -5. 2a. Same, adambula- 



cral plate near base of ray, X 10. 26. Carinal spine, ■ 15. 2c. Abactinal pedicel- 

 laria, • 15. 



3. Z. evermanni, station 442:). Plates of ray, same lettering as Figure 1. 



4. 'A. evermanni mordax, station 3072. Plates of ray, carinals (C) on left, actinolaterals omitted. 



174 



