KEPOET ON THE OPHIUROIDEA. 



343 



PLATE XX. 



Ophiactis flexnosa, Lym., below, f. 

 ,, above, f-. 



,, arm joint in profile, f . 



hirta, Lym., below, y. 

 ,, above, \ 2 . 



,, arm joint in profile, ] T 2 . 



resiliens, Lym., below, -f. 

 ,, above, f. 



,, arm joint in profile, f. 



cuspidata, Lym., below, r -£. 

 ,, above, 1 T °. 



,, arm joint in profile, ~^f. 



poa, Lym., below, Jj 2 . 

 ,, above, 1 T 2 . 



„ arm joint in profile, x y 2 - 



noma, Lym., below, 1 ^ ) . 

 „ above, 1 T °. 



,, arm joint in profile, \°. 



PLATE XXI. 



Ophiothrix berberis, Lym., above, f. 

 ,, below, f. 



„ arm joint in profile, f . 



,, arm spine, J. 



capillaris, Lym., below, f. 

 above, f. 



arm joint in profile, f . 

 ,, arm spine, ^. 



aristulata, Lym., below, f. 

 ,, above, f. 



,, arm joint in profile, f . 



,, arm spine, f . 



Ophiochondrus stelliger, Lym., below, X T °. 



above, a r °. 



arm joint in profile, *£. 

 Ophiopeza aster, Lym., below, f. 



above, f-. 

 ,, „ arm joints in profile, f . 



5J 





