636 REPORT OF COMMISSIUNER OF FISH AND FISHERIES. [134] 
Prare XVIT, 
Fig. 47. Hippasteria phrygiana. Actinal surface of a specimen having an unusual 
number and variety of pedicellariz, one-half natural size. Copied from 
a photograph of a dry specimen. 
Fig. 52. Brisinga Americana VY. Side view of the basal portion of one of the arms, 
natural size; a, dorsal surface of the middle portion of an arm, natural 
size; b, the same, ventral surface. From one of the arms of the type 
specimen, preserved in alcohol, from the fishing banks off Nova Scotia, 
