254 



Fig. 46. Protankyra bidentata. 1 Anchor-arms. X 165. 2—3 & 5 from posterior 

 end of body, 4 from anterior end of body; 2—5 x 85. 6 granules from 

 tentacle-base, 7 from digits, 8 from anterior end of body, 9 from posterior 

 end of body, 10 from interamlmlacra in posterior end of body, 12 from anterior 

 end of body, 11 ciliated tunnels. 6-10 & 12-13 X 300; 11 X 200. 



