30 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull, 



5. Clypeus triangular in outline, median portion two or three 



times as long as lateral portions; claws cleft, two parts 



of cleft parallel Paraxyela p. 31 



Clypeus not triangular in outline, median portion but little 

 if any longer than lateral portions; claws with an erect 

 tooth at middle 6 



6. Front wings with free part of Scz almost twice as long as 



free part of Sci; Sci much more oblique than SC2; cell R. 

 usually divided by a supernumerary cross-vein; clypeus 

 much broader at middle than at lateral emarginations .... 



Protoxyela p. 31 

 Front wings with free part of Scj subequal in length with 

 free part of Scij Sci and Sc2 inclined at about the same 

 angle; cell Rs never divided by a supernumerary cross- 

 vein; clypeus only slightly if at all broader at middle than 

 at lateral emarginations Macroxyela p. 31 



Pleuroneura Konow. 

 °P. brunneicornis Rohwer, 

 Body black, with the mandibles, a line on the pronotum, and 

 the tegulse, pallid ; clypeus, labrum, palpi, legs, venter, and three 

 apical abdominal segments, ruf o-fulvous ; hind tibise inf uscated ; 

 clypeus truncate with a triangular tooth at middle ; antennal fur- 

 rows indistinct above the middle of the head; no fovea at side 

 of lateral ocelli. Length 6 mm. 



Xyela Dalman. 

 °X. minor Norton. 

 Body yellowish, with indistinct or subdistinct brownish spots 

 on the three basal segments of the antennae, a parenthesis-shaped 

 spot each side of the ocelli, two spots on each lateral lobe of the 

 mesonotum ; third segiTient of the antennae distinctly shorter than 

 all the following segments together and longer than the first 

 and second together; ovipositor slender, longer than the abdo- 

 men; wings elongate, projecting one-half their length beyond 

 the apex of abdomen. Length 4 mm. Larva feeds on stami- 

 nate flowers of Pinus. 



Odontophyes Konow. 



°0. avingrata (Dyar). 



Body steel blue, with the following parts yellow: the 

 labrum, bases of the mandibles, palpi, bases of the antennae, tips 



