152 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. 



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First antennae longer than second, with first and second joints 

 of peduncle subequal in length and twice as long as third. Flagel- 

 lum long and slender; accessory flagellum short, oite-jointed. 

 Second antennje slender w'ith elongated peduncle. 



Mandibles with three-jointed palp, the distal one of which is 

 not enlarged distally. Lower lip with outer plates incised. 

 First maxillae with small triangular inner plate having a number 



