149 



Fig. 13. Anchors from the species of Polyplectana. 1—4 Polyplectana zamboangae, 

 1 from posterior end of body, 2—4 from anterior end of body. 5—6 Polyplectana 

 longogranula, 5 from posterior end of body, 6 from anterior end of body. 7—8 Poly- 

 plectana galatheae, 7 from posterior end of body, 8 from anterior end of body. 9—10 

 Polyplectana kefersteinii, 9 from posterior end of body. 10 from anterior end of body. 

 11—12 Polyplectana oculata, 11 from anterior end of body. 12 from posterior end of 



body, x 170. 



