CHARACTERISTIC DEEP-SEA TYPES. OPHIURANS. 



Ill 



the plates, scales, spines, and granules ( Op hiopcepale Goesiana, 

 Fig. 393 ; Ophiura Maps, Fig. 394 ; Ophioconis miliaria, 



Fig. 393. Ophiopajpale Goesiana. 



Fig. 395). So there may be every diversity of general form, 

 from the smooth simple Ophiomusium planum (Fig. 396) to 



Fig. 304. Ophiura Elaps 



the highly complex Ophiomyces frutectosus. (Fig. 397.) No 

 conditions could well be more favorable to ophiurans than those 

 of the West Indian waters. A tropical sun gives to the shallows 



