REPORT ON THE OPHIUROIDEA. 339 



PLATE XII. 



Fig. 1. Ophiopyren brevispinus, Lyra., below, X T 8 . 



2. „ „ above, \ 8 . 



„ 3. „ ,, arm joints in profile, X T 8 . 



„ 4. ,, longispinus, Lym., below, 1 -^. 



5. „ „ above, f . 



„ 6. ,, ,, arm joints in profile, x ^. 



,, 7. Ophiolebes scorteus, Lym., below, ^. 



8. „ „ above, ^>. 



,,9. ,, ,, arm joints in profile, Y*. 



,, 10. ,, vestitus, Lym., below, f. 



„ 11. „ „ above, f. 



„ 12. „ ,, arm joints in profile, f-. 



„ 13. Oplrioptliyllum petilum, Lym., below, 1 ^ ) . 

 „ 14. „ „ above, ^>. 



„ 15. ,, ,, base of arm and edge of disk in profile, ^ . 



,, 16. Ophiogeron edentidus, Lym., below, l T 2 . 

 , 17. „ „ above, Y 2 . 



„ 18. ,, ,, arms joints in profile, ^. 



PLATE XIII. 



Ophiacantha troscheli, Lym., below, f. 



above, f. 

 „ ,, arm joints in profile, 



,, stimulea, Lym., below, f. 



above, f. 

 ,, ,, arm joints in profile, f. 



„ vepratica, Lym., below, l r 3 . 



above, ^. 

 ,, ,, arm joints in profile, X T 3 . 



,, sentosa, Lym., below, f . 



above, f. 

 „ ,, arm joints in profile, \. 



„ cosmica, Lym., below, f-. 



above, f 

 „ „ arm joints in profile, f. 



