CoK. — Nfiiiei ti'.iiis. 



I'LATK 23. 



Figs. 162-171. Ainphlpornti flavescens (\w. 

 Fig.s. 172-176. Antp/dporiis raiifornicus Cue. 

 Figs. 177, 178. Paranemertes rnrnea foe. 



Fig. 162. A . JlaveHcens. Outline uf auteiioi' pcntioii of body, showing arrange- 

 ment of ocelli, position of brain and (in stipple) anterior extent 

 of inte.stinal caeca. X 40. 



Fig. 168. A. fiavescens. Similar outline of smaller individual with fewer 

 ocelli. X •50. 



Fig. 164. .1. flaoesrens. Various corpiLscles from proboscis sheath fluid. 

 X 375. 



Fig. 165. A. fiavescens. Central stylet and basis. X 360. 



Figs. 166, 167. A.flavesc«)is. Outlines of central stylets and bases and acces- 

 sory stylets. X 240. 



Fig. 168. A. fiavescens. Outline of central .stylet and basis after strong com- 

 pression and consequent flattening of basis. X 220. 



Fig. 169. A. fiavescens. Accessory stylets. X 220. 



Fig. 170. A.flnvescens. Central stylet and ba-sis. X 220. 



Fig. 171. A. fiavescens. Central stylet and basis, somewhat flattened. X 220. 



Fig. 172. A. caltfornicits. Outline of anterior portion of body, .showing 

 arrangement of ocelli. X 25. 



Figs. 173, 174. .1. californicus. Central stylets and bases in two individuals. 

 X 300. 



Fig. 175. A. californicus. Outline of stylet apparatus of proboscis. Basis 

 liroader than in most individuals. X 200. 



Fig. 176. A. californicus. Central stylet and basis. X 400. 



Fig. 177. P. carnea. Outline of anterior portion of body, showing arrange- 

 ment of ocelli. X 8. 



Fii^:. 178. P. carnea. Central stylet and basis. X 175. 



