COE. — Nemerteans. 



PLATE 4. 



Fig. 40. Euborlasia maxima Coe. After preservation, and therefore^strongly 

 contracted. About natural size. Gulf of California. 



Fig. 41. CerebrafAilus latus Coe. Contracted, after preservation. Three 

 fourths natural size. Bering Sea ; 68 fms. 



Fig. 42. Cerebratulus signatus Coe. Contracted, after preservation, x 3. 

 Bering Sea ; 61 fms. 



Fig. 43. C. signatus. Lateral view of head and anterior portion of body. X 3. 



Fig. 44. Cerebratulus lineolatus Coe. Lateral view of head and anterior por- 

 tion of body. After preservation. X 1^. 



(Drawings by A. H. Verrill.) 



