No, 26.] 



ARTHROSTRACA OF CONNECTICUT. 



Haustorius arenarius (Slabber). 



1818. Lepidactylus dityscus, Say, Jour. Acad. Nat. Sci. 

 Phila., vol. i, p. 380. 



1906. Hailstorms arenarius, Stabbing, Das Tierreich, Lief. 

 21, p. 125. 



FIG. II. Haustorius arenarius. 



Head as long as first two segments of body, with short, tri- 

 angular rostrum ; eyes small, and nearly round, inconspicuous in 

 alcoholic specimens. 



