TABLE SHOWING THE CLASSIFICATION OF THE BRITTLE-STARS 

 DESCRIBED IN THIS CHAPTER. 



Class 

 OPHIUROIDEA 



(Brittle-stars) 



Orders 



EUEYALIDA 



(Skin without plates,- arms simple or 

 branched, and capable of being rolled 

 up) 



OPHIURIDA 



(Skin with plates) 



Genera 

 1 Astrophyton 



OpMopholis 

 Amphiura 



Ophiocoma 

 Ophiothrix 



Species 

 A. Agassizii 



O. aculeata 

 A. squamata 

 O. riisei 

 O. cethiops 

 O. Alexan dri 

 O. angulata 



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