October, '11] FELT: GALL MIDGE HOSTS 473 



Terminal bud gall, the leaflets fringed, diameter, 3 to 4 mm Cecidomyia sp. 



Terminal "cabbage" or "lettuce" bud gall Conlarinia spiroeina n. sp. 



Thickened, greenish midrib fold, length, 1 to 1.5 cm Rhahdophaga salicifolia Felt. 



Apparently reared from same gall Leslodiplosis spiroeafolia Felt. 



Marginal leaf rolls, length, 3 mm Parallelodiplosis spirw Felt. 



Yellowish brown, spotted, bUster galls, diameter, 3 mm. . . .Lasioptera spiracafnlia Felt. 



Taxodium (bald cypress) 



A conical, globular or elongate deformation of the leaf Itonida taxodii n. sp. 



Fusiform twig gall, length, 1.25 cm Thecodiplosis ananassi Riley. 



Tecoma (trumpet creeper) 

 Reared from curled leaves Itonida tecomiw Felt. 



Thalictrum (meadow rue) 



Enlarged seed pods, length, 8 mm Asphondylia thaliciri n. sp. 



From same gall, probably zoophagous Trotterin sp. 



TiLiA (bass wood) 



Irregular sweUing on twig and petiole Cecidomyia citrina O. S. 



Subglobular, brownish leaf galls, diameter, 3 mm Cecidomyia verrucicola O. S. 



Apparently reared from above gall Porricondyla dilatata Felt. 



Irregular, distorted galls at base of leaf or along midvein, subglobular. 



Colpodia pcctinata Felt. 



Tridens flavus (tall red top) 

 Reared from seeds Contarinia sorghicola Coq. 



Trifolium (clover) 

 Folded leaflets variably discolored with reddish and yellowish; on T. repens. 



Dasyneura trifolii Loew. 

 Yellowish larva) in flower heads ; on T. pratense Dasyneura leguminicola Lintn. 



Tripsacum (sesame grass) 

 Larvye between leaf blades Lnsioptera tripsaci Felt. 



Triticum (wheat) 



Reared from wheat heads Itonida tritici Kirby. 



Associated with the above Cecidomyia inimica Fitch. 



Associated with the above Lestodiplosis graminis Fitch. 



Under the leaf sheath Phytophaga destructor Say. 



Probably the same Cecidomyia culmicola Morr. 



Ulmus (elm) 



Decaying bark Oligarces idmi n. sp. 



Aborted buds Dasyneura ulmea Felt. 



Adherent, immature, terminal leaves or leaf buds Phytophaga ubni Beutm. 



Unknown Plants 



Irregular, subglobular bud gall, diameter, 6 mm Asphondylia jlorida Felt. 



Reared from bud gall Asphondylia baroni Felt. 



