144 NEW YORK STATE MUSEUM 



as long as the claws. Genitalia; basal and terminal clasp segments 

 long; dorsal plate deeply and triangularly emarginate, the lobes 

 narrowly rounded; ventral plate long, broadly rounded; style long. 

 Type Cecid. ai588. 



Lestodiplosis rugosa Felt 



1907 Felt, E. P. N. Y. State Mus. Bui. 110, p. 141; separate, p. 45 

 (Cecidomyia) 



1908 N. Y. State Mus. Bui. 124, p. 409 



191 8 N. Y. State Mus. Bui. 200, p. 194 



This reddish brown male was reared July 15, 1906 from galls on 

 Sohdago collected at Albany, N. Y. 



Male. Length .75 mm. Antennae twice the length of the body, 

 thickly haired, light brown; fourteen segments, the fifth with stems 

 each with a length three and one-half times their diameter; distal 

 node with a length one-fourth greater than its diameter; terminal 

 segment, the distal portion greatly produced, subcylindric, obtusely 

 rounded. Palpi; the first segment subrectangular, rather slender, 

 the second, thirdand fourth, each about as long as the first, rounded 

 at each extremity. Mesonotimi dark brown, submedian Hnes 

 sparsely haired. Scutellimi yellowish reddish apicahy, postscu- 

 tellum dark brown. Abdomen reddish brown, thickly haired, basal 

 segments darker, genitalia yellowish. Wings (pi. 16, fig. 8) hyaline, 

 costa brown; halteres yellowish basally, fuscous apically. Legs 

 nearly imiform_ light brown; claws slender, rather strongly curved 

 distally. Genitalia; basal clasp segment long, slender; terminal 

 clasp segment slightly swollen at the base, long; dorsal plate broad, 

 deeply and narrowly incised, the lobes narrowly rounded; ventral 

 plate narrow, broadly rounded; style long, slender. Type Cecid. 

 650c. 



Lestodiplosis florida Felt 

 1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 409 

 1918 N. Y. State Mus. Bui. 200, p. 138 



This pale yellowish brown male was reared June 29, 1880 from a 

 leaf roll on thorn, Crataegus, at Fort George, Fla., and sent to the 

 biH-eau of entomology, United States Department of Agriculture. 

 The larvae occur near the edge of the lower side of the younger leaves, 

 causing the edge to bend down and roll up. 



Male. Length 2 mm. Antennae one-half longer than the body, 

 thickly haired, pale yellowish; fourteen segments, the fifth with 

 stems with a length two and one-half and three and one-half times 

 their diameters respectively; distal enlargement subglobose, with a 

 length one-fourth greater than its diameter. Palpi; first segment 

 subquadrate, the second dilated, with a length three times its width, 

 the third as long as the second, slender, the fourth one-half longer 

 than the third, slender. Mesonotum reddish brown. Scutellum 



