194 NEW YORK STATE MUSEUM 
slightly, deeply and roundly emarginate, the lobes short, stout; sty) 
long, slender. Type Cecid. 197. 
Mycodiplosis aestiva Felt 
1908 Felt, E. P. N. Y. State Mus. Bul. 124, p. 402 
This light-brown midge was taken June 25, 1906 in a trap lanter 
at Nassau, N. Y. 
Male. Length 1 mm. Antennae twice as long as the body, thickl 
clothed with fine hairs, light brown, yellowish basally, 14 segment 
the fifth with stems two and one-half and three and one-half time 
their diameters, respectively; terminal segment, basal portion of tk 
stem greatly prolonged, the distal enlargement produced, subcylir 
dric, with a slender, spindle-shaped appendage. Palpi; the firs 
segment one-half longer than wide, narrowly rounded, irregula) 
the second twice the length of the first, stout, narrowly oval, th 
third a little longer, more slender, the fourth one-half longer tha. 
the third, more slender; face yellowish. Mesonotum dark yellowis: 
brown, lighter posteriorly, submedian lines narrow, sparsely hairec 
Scutellum light reddish yellow with numerous apical setae, pos’ 
scutellum light fuscous yellow. Abdomen light brown, basal seg: 
ments dark reddish brown, the others yellowish basally and rathe 
thickly clothed with yellow setae. Wings hyaline, costa light browr 
halteres yellowish transparent. Legs light fuscous yellowish, tar: 
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, angule: 
lobe; terminal clasp segment swollen basally; dorsal plate broac 
deeply and narrowly incised, the lobes obliquely truncate; ventré 
plate broad, long, narrowly, deeply and roundly emarginate, th 
lobes short; style long, slender. Type Cecid. 389. 
Mycodiplosis obscura Felt 
1908 Felt, E.P. N. Y. State Mus. Bul. 124, p. 402 
The light-brown male was taken June 11, 1906 on sugar maple 
Mice, sac Gharavi atealodny, Ne Ye 
Male. Length .75 mm. Antennae about twice the length of th 
body, light brown, thickly haired; 14 segments, the fifth with stem 
two and one-half and three times their diameters, respectively 
Palpi; the first segment short, stout, subcylindric, with a lengt 
about one-half greater than its diameter, the second rather long 
stout, with a length fully three times its diameter, the third abou 
as long as the second, more slender, the fourth a little longer an 
more slender than the third; face dark brown. Mesonotum rathe 
dark brown, the narrow submedian yellowish lines thickly haire¢ 
Scutellum yellowish with sparse apical setae, postscutellum yellowisk 
Abdomen light brown, thickly clothed with fine, yellowish hairs 
