194 NEW YORK STATE MUSEUM 



slightly, deeply and roundly emarginate, the lobes short, stout; style 

 long, slender. Type Cecid. 197. 



Mycodiplosis aestiva Felt 



1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 402 



This light-brown midge was taken June 25, igo6 in a trap lantern 



at Nassau, N. Y. 



Male. Length i mm. Antennae twice as long as the body, thicklY 

 clothed with fine hairs, light brown, yellowish basally; 14 segments> 

 the fifth with stems two and one-half and three and one-half times 

 their diameters, respectively; terminal segment, basal portion of the 

 stem greatly prolonged, the distal enlargement produced, subcylin- 

 dric, with a slender, spindle-shaped appendage. Palpi; the first 

 segment one-half longer than wide, narrowly rounded, irregular, 

 the second twice the length of the first, stout, narrowly oval, the 

 third a little longer, more slender, the fourth one-half longer than 

 the third, more slender; face yellowish. Mesonotum dark yellowish 

 brown, lighter posteriorly, submedian lines narrow, sparsely haired. 

 Scutellum light reddish yellow with numerous apical setae, post- 

 scutellum light fuscous yellow. Abdomen light brown, basal seg- 

 ments dark reddish brown, the others yellowish basally and rather 

 thickly clothed with yellow setae. Wings hyaline, costa light brown; 

 hal teres yellowish transparent. Legs light fuscous yellowish, tarsi 

 light yellow, the terminal segments variably tinged with carmine; 

 claws long, slender, strongly bent at the basal fourth. Genitalia; 

 basal clasp segment long, slender, at the basal third a stout, angular 

 lobe; terminal clasp segment swollen basally; dorsal plate broad, 

 deeply and narrowly incised, the lobes obliquely truncate; ventral 

 plate broad, long, narrowly, deeply and roCindly emarginate, the 

 lobes short; style long, slender. Type Cecid. 389. 



Mycodiplosis obscura Felt 



1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 402 



The light-brown male was taken June 11, 1906 on sugar maple, 



Acer saccharum, at Albany, N. Y. 



Male. Length .75 mm. Antennae about twice the length of the 

 body, light brown, thickly haired; 14 segments, the fifth with stems 

 two and one-half and three times their diameters, respectively- 

 Palpi; the first segment short, stout, subcylindric, with a length 

 about one-half greater than its diameter, the second rather long, 

 stout, with a length fully three times its diameter, the third about 

 as long as the second, more slender, the fourth a little longer and 

 more slender than the third; face dark brown. Mesonotum rather 

 dark brown, the narrow submedian yellowish lines thickly haired. 

 Scutellum yellowish with sparse apical setae, postscutellum yellowish. 

 Abdomen light brown, thickly clothed with fine, yellowish hairs. 



