REPORT ON THE OPHIUROIDEA. 333 



EXPLANATION OF THE PLATES. 



PLATE I. 



Ophiomusium validum, Ljn., below, ^. 



above, f . 

 „ ,, arm joints in profile, f . 



,, scalare, Lym., below, \^ 



above, V'- 

 ,, „ arm joints in profile, if. 



,, simplex, Lpn., below, ^-^. 



above, ^^. 

 ,, ,, arm joints in profile, ^j^*. 



,, granosum, Lym., below, f. 



above, f. 

 „ ,, arm joints in profile, f . 



„ lunare, Lym., below, ^^. 



above, ^^. 

 „ ,, arm joints in profile, ^^. 



,, lutkeni, Lym., below, |-. 



above, f. 

 „ „ arm joints in profile, f. 



PLATE II. 



Fig. 1. Op>hiomtLsium serratum, Lym., below, |-. 



2. „ „ above, 'f 



„ 3. ,, „ arm joints in profile, \. 



,, 4. ,, archaster, Wyv. Thom., below, f. 



5. „ „ above, f. 



,. 6. ,, ,, arm joints in profile, f . 



,, 7. ,, armi<jerum, Lym., below, -J. 



8. „ „ above, f. 



„ 9. ,, „ arm joints in profile, f . 



(ZOOL. CHALL. EXP. — FART XIV. — 1882.) 43 



