REPORT OF THE STATE ENTOMOLOGIST I907 315 



aaaaaa' 20 or more antennal segments; stemmed disks present; females 



b 21 antennal segments ; gland orifices on 7th abdominal segment trumpet- 

 shaped lignivora Felt, C. ai6l4 



bb 22 antennal segments ; gland orifices on 7tli abdominal segment sub- 

 globular articulosa n. sp., C 884 



aaaaaaa 14 antennal segments 



b Antennal segments subsessile, stem only ]a or Y3 the length of the 

 subcylindric basal enlargement 

 c Abdomen fuscous yellowish ; mesonotum reddish brown ; sub- 



costa uniting with the margin near the middle 



pinicorticis n. sp., C. 799 

 cc Abdomen reddish or dark brown 



d Subcosta uniting with the margin at the distal third 



g r a m i n e a Felt, C. 5 

 dd Subcosta uniting with the margin at the basal half 



e Enlargement of the antennal segment with a length 1^4 



greater than its diameter and bearing 6 whorls of short, 



stout, obtuse setae; palpi stout, .hirsuta n. sp., C. 729 



ee Enlargement of antennal segment with a length ^ 



greater than its diameter and bearing 5 whorls of short, 



stout, obtuse setae; palpi slender, .c u r r e i n. sp., C. 881 a 



ddd Subcosta uniting with the margin at the basal 3d 



e Terminal clasp segment swollen at the distal 3d ; abdomen 



dark brown or black 1 e g u m i n i c o I a Felt, C. 121 



bb Antennal segments with the stem about ^-^ the length of the sub- 

 cylindric basal enlargement 



c Abdomen dark brown populi Felt, C. 115 



cc Abdomen yellowish 



d Antennal segments asymmetrical, the middle claw denticu- 



^^*6 p r o d u c t a n. sp., C. 726 



dd Antennal segments symmetrical pomifolia, 3379 



bbb Antennal segments with a smooth stem about }i the length of the 

 subcylindric basal enlargement ; males 

 c Terminal clasp segment short, stout, pulvilli present 



d Terminal clasp segment greatly swollen near the middle, the 

 •• 4th palpal segment slender, twice as long as the preceding 



pomiflorae Felt, C. 12 



dd Terminal clasp segment short, greatly swollen near the distal 



3d, the 4th palpal segment slender, twice as long as the 



preceding balsamicola Felt, C. 145 



ddd Terminal clasp segment moderately swollen near the distal 



3d, 4th palpal segment Yi longer than the 3d 



karnerenis Felt, C. 29 

 dddd Terminal clasp segment moderately swollen near the middle, 

 the 4th palpal segment about twice the length of the 

 preceding 



e Wings narrow hesperia n. sp., C. 714 



ee Wings broad latipennis n. sp., C. ar457 



cc Terminal clasp segment prolonged, swollen and broadly rounded 

 distally and with a distinct stem basally; pulvilli present 



