REPORT OF THE STATE ENTOMOLOGIST I907 401 



/// Abdomen pale yellowish, orange tinted basally, length 1.5 mm; 

 fifth antcnnal segment having the stems 3 and 4 times their 

 length ; bred from fungus on Impatiens, O e c i d i u m 



impatient is impatient is n. sp., C. ai542 



dd Dorsal plate short, bread, the lobes broadly rounded and margined 

 with setae; ventral plate deeply and triangularly cmarginate, the 

 lobes slender, the basal portion of the stem of the 5th antennal 



segment with a length ^li times its diameter 



r o t u n d a t a n. sp., C. 634, 704, 564 



ddd Dorsal plate with the lateral angles produced, the lobes roundly 



emarginate 



e Basal portion of the stem of the 5th antennal segment with a 



length 14 greater than its diameter 



/ The lobes of the dorsal plate deeply and roundly emarginate, 



the antennae plainly trinodose 



holotricha n. sp., C. 1104a, iiioa, ai82ib 

 cc Basal portion of the stem of the 5th antennal segment with a 

 length twice its diameter 

 / Dorsal plate long, deeply and roundly emarginate; antennae not 



trinodose coryli folia Felt, C. ai543b 



ece Fifth antennal segment having the basal portion of the stem with 

 a length thrice its diameter 

 / The lobes of the dorsal plate broadly not deeply emarginate 

 g Ventral plate deeply and triangularly emarginate, the lobes 



slender t e n u i t a s n. sp., C. 306 



gg Ventral plate broadly and roundly emarginate, the lobes 



stout r o b u s t a n. sp., C. 1210 



cc Ventral plate broadly and slightly emarginate 



d Fifth antennal segment having the basal portion of the stem with 

 a length thrice its diameter, the dorsal plate short, with the 

 lateral angles narrowly produced, the lobes roundly emarginate 



cyanococci Felt, C. 136 



dd Fifth antennal segment having the basal portion of the stem with 



a length equal to its diameter, the dorsal plate short, the lateral 



angles broadly produced c o n t r a c t a , C. 671 



ccc Ventral plate tapering distally, broadly and deeply emarginate 

 d Terminal clasp segment as long as the basal clasp segment 



e Fifth antennal segment having the basal portion of the stem with 



a length four times its diameter, the dorsal plate truncate 



f i b u 1 a t a n. sp., C. 684 



dd Terminal clasp segment distinctly shorter than the basal clasp 



segment 



e Fifth antennal segment having the basal portion of the stem with 



a length three to four times its diameter 



f Abdomen fuscous yellowish with the ventral plate narrow, the 



distal enlargement of the Sth antennal segment with a length 



2^ times its diameter, stout and constricted at the basal third 



c a p t i V a Felt, C. 197 



