232 EDWARD NORTON. 



10. E. maculatus. 



Einpliytun maculatus, Norton, Bost. Proc. viii, 1801, 157, S, 9 S • 

 Black, with an interrupted brownish band on each segment of ubdimien. 

 Length 0.20—0.22. Br. wings 0.42—0.47 inch. 



9 . Body short, flattened; apex of abdomen suddenly compressed; 

 antennas as long as to base of thorax, rather stout, slightly serrate, and 

 somewhat ferruginous beneath, third joint longest, fourth and fifth 

 equal; head (not so thick as in div. a), finely punctured, widely but 

 not deeply channeled at sides of ocelli from nasus to summit; a ridge 

 down the middle of nasus, its edge moderately crenate ; nasus, labrum, 

 tegulfe and edge of collar whitish; a brownish interrupted band on 

 each segment of tergum ; legs varying from reddish-brown to white, 

 their coxte, except at tip, the four anterior femora beneath, apical joints 

 of their tarsi, the posterior femora, apical half of tibitc and their tarsi, 

 except base of basal joints, black; inner claw tooth short; wings hya- 

 line, faintly clouded. 



% . The male has the antennas much flattened and brown beneath ; 

 the bands on abdomen whitish; legs with less of black, coxae and pos- 

 terior femora above, black. 



Maine, Conn., New York. 



The position of the three following species is not known, but they 

 are likely to belong to this section. 



11. E. platycerus. 



Emphi/tiisplati/cerus, Say, Bost. Jour. I. 1835, 220, .3, %. 

 Norton, Bost. Proc. viii, 157, 10. 

 "Black; tibite and tarsi white; first and second joints of the antenn?e short, 

 equal." Length less than three-twentieths of an inch, 



% . Body short, robust, black, polished ; antennt« rather stout, com- 

 pressed, first and second joints remarkably short, when taken to- 

 gether less than half the lenath of either of the others ; remaininsz; 

 joints subequal, the third hardly longest; mouth dull piceous; wing- 

 scale dull piceous ; wings fuliginous, with a violaceous tinge, feet white; 

 thighs in the middle and coxre black." 

 Indiana. Not seen. 



This bears a resemblance to the male of E. mocnlnfitSj but has no 

 bands on the tergum, which Say could hardly have overlooked. 



12. E. recens. 



Emphytus recens, Say, Bost. Jour. I, 1835, 221, 4, % . 

 Norton, Bost. Proc. viii, 157, 9. 

 "AnlcnniB, basal joint white; jiectus and feet white. Length one-fifth of an 

 inch. 



% . Head black ; basal joint of antcnnto, nasiis, labrum and mouth 

 white; thorax blaek, with a white collar and wing-scale; wings hya- 



