322 NEW YORK STATE MUSEUM 



Tilia (basswood) 



Captured Neolasioptera tiliaginea, C. 283 



Unknown stem gall Lasioptera spinulae, C. 1056 



Stem gall on semiaquatic weed 



Lasioptera palustris, C. ai443, ai447 

 Stem gall Neolasioptera hamata, C. 31458 



Vaccinium (blueberry) 

 Captured Bald rat ia canadensis, C. 74 



Vcrnonia noveboracensis (ironweed) 

 Bred from blossoms Lasioptera vernoniflorae, C. 1059 



Viburnum 



Captured Lasioptera consobrina, C. 183a 



Captured on V. acerifolium Lasioptera viburni, C. 186 



Bred from irregular subcortical gall 



Neolasioptera viburnicola, C. 31409 



Vitis (grape) 



Tumid leaf gall Lasioptera vitis, C. 31165 



Petiole gall Baldratia petiolicola, C. 877 



Petiole gall Neolasiopteravitinea,C. 31415, 31065 



Captured Lasiopter3 b3sifl3V3, C. 719 



Zizia 



Fusiform stem gall Lasioptera zizia e, C. 31817 



Key to genera 



o 1st antennal segment normal 



b 3d vein very near costa and uniting therewith at or before the 

 basal half, very rarely near the distal 3d 

 c Mouth parts and thorax prolonged; antennal seg^ments 10 to 



13 Clinorhyncha H. Lw. 



cc Mouth parts and thorax not prolonged 



d Palpi with i or 2 segments Baldrstia Kieff. 



dd Palpi with 3 or 4 segments 



e 3 long veins, the 5th forked some distance from its 



base Lasioptera Meig. 



ee 4 simple long veins Neolasioptera n. g. 



bb 3d vein rather strongly arched, well separated from costa, uniting 



therewith at the distal 3d Camptoneuromyia n. g. 



aa 1st antennal segment produced, with a length about 3 times its diameter 

 b The 3d vein somewhat removed from costa and uniting therewith at 



the distsl 3d, body thickly clothed with shining scales 



Trotter ia Kieff. (Choristoneura Rubs.) 



I 



