G88 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [186] 



Plate XLIII. 



Fig. 186. Dipolydora concharum V. Dorsal view of the head and anterior segments, 



enlarged sixteen diameters; a, caudal segments. 

 Fig. 187. Leprcea abyssicola V, Side view, natural size. 

 Fig. 187 a. The same. Side view of the head and anterior segments, enlarged three 



diameters; 6, one of the uncini, enlarged three hundred diameters. 

 Fig. 191. Pria/pulus, sp., natural size. 



Fig. 191 a. The same. Front view of the anterior end, enlarged two diameters. 

 Fig. 192. Phascolosoma, sp., natural size; a, the same, ventral view of the anterior 



end; d, one of the openings of the segmental organs. 

 Fig. 193. Tristoma cornutum V. Ventral view, enlarged four diameters. From a bUl- 



flsh. Type specimen, drawn from life. 

 Fig. 194, Tristoma IcBveY . Ventral view, enlarged four diameters. From a bill-fish. I 



Type specimen, drawn from life. 

 Fig. 195. Cerebratulua luridus V. One-half natural size. Drawn from life. 

 Fig. 196. Sagitta gracilis V. Dorsal view, enlarged four diameters. 

 Fig. 196o. The same. Dorsal view of the head, enlarged ten diameters. From a 



specimen taken at Wood's Holl, at the surface. 



