164 E. T. CRESSON. 



93. pomilius, Prov. Nat. Can. ix. p. 9, S . 



Hah. — Can., Mass., B. Col. A loug, narrow black species with the 

 second, third and fourth segments of abdomen yellow, more or less 

 tinged with fulvous, a broad black band at apex of second and narrow 

 apical margins of third and fourth segments, black ; antennae blackish 

 above, pale beneath ; face, tegulae, scutellura, four anterior coxse and 

 all the trochanters, yellow; four anterior legs except femora behind, 

 base of posterior tibiae and of their tibiae fulvous-yellow; wings clear; 

 a variety from .Mass. has the middle of third and fourth .segments 

 varied with black. Length % .35 — .40 inch. 



94. flavizonatus, Cress. Proc. Knt. Soc. J*hil. iii, p. 150. 



nvdior, Cress. Trans. Am. Ent. Soc. i, p. 299. % . 



Hab. — Can., N. Y.. Del., Va. This is a dull black species, with 

 the face, tegulae, line before and another beneath, scutellura, two spots 

 on metathorax, legs and apical m<irgins of all the abdominal segments, 

 yellow or yellowish-white; tips of posterior femora and of their tibiae 

 black ; the two spots on metathorax are sometimes mere dots, while in 

 some specimens they are large and confluent ; the bands on second and 

 third segments of abdomen are often broad and more or less narrowed 

 in the middle anteriorly, sometimes the fifth segment is immaculate, 

 or with a very narrow interrupted band; occasionally the coxte are 

 marked with black and the femora all more or less fulvous; antennae 

 generally blackish above, fulvous beneath ; the pale bands on abdomen 

 vary from almost white to fulvous-yellow. One specimen from Virginia, 

 has the markings of the abdomen reduced to a dot on each side of 

 postpetiole, a narrow band at tip of second, third, sixth and seventh 

 segments. A specimen from Canada has the band on second segment 

 reduced to a dot on lateral margins. Length %, .55 — .H3 inch. 



This may be the % of Jucundns. 



95. dictiosus, n. sp. 



%. — Opaque bright lemon-yellow; middle of vertex and occiput dull fer- 

 ruginous; antennae fulvous, .scape yellow; middle of prothorax and lateral 

 sutures of raesothorax black, also scntellar region and broad upper and narrow 

 lateral margins of pleura; mesoLhorax ferruginous with two narrow longitudinal 

 yellow stripes which become confluent on posterior disc where it forms a large 

 spot; pleura dull ferruginous beneath : metathorax tinged with fulvous, its basal 

 suture and spot in central area black; wings hyaline; legs slender; posterior 

 co.vsB with a black spot beneath and a ferruginous stain on the outer side at 

 base; four anterior femora more or less fulvous at base above, posterior pair 

 ferruginous, more or less black at tips; posterior tibise black at tips, their tarsi 

 dusky; abdomen narrow, very densely sculptured; first segment ferruginous, 

 black at tips, apex of second segment with a broad black band, that of third 



