EXPLANATION OF PLATE XL. 
Fig. 1.—Hchinus horridus, A. Agassiz. Photograph of an 
adult specimen from south of Gabo Island, Victoria, 
100-250 fathoms. Abactinal view. One and one- 
fourth times natural size. 
Fig. 2.—Actinal view of same specimen as Fig. 1. 
