108 {[August 



except the anterior margin which is almost as dark as in the 9 ; the 

 femora are almost entirely black beneath, and the tibife are slightly 

 tinged with yellowish exteriorly ; the second and third segments have 

 each a subapical, narrow, yellow fascia, that on the third segment in- 

 terrupted on each side ; apical segment subquadrate, sparsely punc- 

 tured, the sides raised, the tip subtruncate, the apical angles acute ; 

 beneath piceous black. Length 7 lines; expanse of wings 11 ^ lines. 



Hah. — Massachusetts. (Ridings.) Coll. Ent. Soc. Philad. 



Two $ , one S , specimens. Very similar to E. zonatus in the shape 

 and sculpture, but quite distinct by the different coloration. 



3. Eucerceris superbus, n. pp. 



Black : face, mandibles, collar, spot beneath the wings, breast, base of legs 

 and broad bands on abdomen, yellow ; most of legs honey-yellow , wings sub- 

 hyaline, first submarginal cell yellow, the tip beyond dark fuliginous, viola- 

 ceous. 



J\Jale. — Black, slightly shining, very closely and deeply punctured, 

 thinly clothed with a short palish pubescence; the entire face beneath 

 the antennae, extending for a short distance upward on the anterior 

 orbit, a spot above and between the antennse, and the mandibles ex- 

 cept tips, bright yellow ; the cheeks have a dull rufous stain ; antennae 

 black, the five or six basal joints fulvous, tinged with yellowish be- 

 neath, the scape entirely yellow beneath. Thorax: a continuous line 

 on the collar, tegulse, a spot beneath the wings, and a large triboled 

 spot on the breast, between the four anterior coxae, lemon-yellow ; en- 

 closed basal space of metathora.x transversely striated, with a deep 

 central longitudinal line. Wings subhyaline ; the second submai'ginal 

 cell bright yellow, beyond which the apex is dark fuliginous, with a 

 brilliant violaceous reflection ; the nervures dull honey-yellow. Legs 

 honey-yellow; the coxas and trochanters beneath, the four anterior fe- 

 mora beneath, and the tarsi more or less, lemon-yellow. Abdomen 

 strangulated at base, the segments strongly contracted at their sutures. 

 and transversely impressed across their middle; the first five segments 

 have each a broad, continuous bright yellow band, leaving merely the 

 anterior and posterior margins black ; the two apical segments black, 

 the sixth with a yellowish clot on each side, the seventh immaculate 

 and shaped as in the two preceding species ; venter shining ; first seg- 

 ment with a large yellow central mark ; the second and third segments 

 honey-yellow, the former with a transverse bilobed yellow mark at tip. 

 remaining segments piceous-black, the apical margins fringed with long, 

 curved, fuscous pubescence. Length 7 lines; expanse of wings 13 

 lines. 



