MYSIDJE. 



145 



Family II. Mysid^e. 



My sis (Latr.). No abdominal or thoracic gills ; 

 false feet very small ; all the true feet branched. 



M. chamseleon. Fig. 271 ; n. s. M. Griffitksiae. 

 vulgaris. productus. 



Themisto (Goodsir). As My sis, except that the 

 third and fourth false feet give off two branches 

 from their stalks. 



T. longispinosa. 



brevispinosa. Fig. 272 ; n. s. 



270 271 



•'70 



273 



274 



267 



268 



269 



Cynthilia (Thomps.). False feet large, two- 

 jointed, and furnished with gills in the form of a 

 spirally-rolled cylinder. 



C. Flemingii. Fig. 273 ; mag. f . 

 L 



