REPORT OF THE STATE ENTOMOLOGIST 1918 167 
mentary lateral bands at the posterior third. Genitalia yellowish. 
Wings hyaline, costa fuscous yellowish. Halteres whitish basally, 
pale yellowish apically. Coxae and femora basally pale yellowish, 
remainder of the legs fuscous yellowish; claws long, slightly curved, 
the pulvilli rudimentary. Genitalia; dorsal plate short, broad, 
deeply and narrowly emarginate, the lobes broadly and roundly 
emarginate, the lateral angles slightly produced, setose; ventral 
plate long, slender, tapering slightly, narrowly rounded; style long, 
stout, narrowly rounded. 
Female. Length 1.25 mm. Antennae nearly as long as the body, 
sparsely haired, dark brown, yellowish basally; fourteen segments, 
the fifth with a stem one-third the length of the cylindric basal 
enlargement, which latter has a length three times its diameter, 
and is slightly constricted near the basal third; terminal segment 
produced, cylindric, with a length four times its diameter and apically 
with a short, fingerlike projection. Palpi; long, yellowish, the first 
segment short, subquadrate, the second with a length three times 
its diameter, the third a little longer, more slender, the fourth one- 
fourth longer than the third, more slender. Mesonotum dark 
reddish brown, the submedian lines yellowish, sparsely haired. 
Scutellum yellowish brown, postscutellum yellowish. Abdomen 
sparsely haired, yellowish, the extremities reddish brown; the segments 
margined posteriorly with a narrow fuscous sclerite and with a 
rudimentary one near the middle laterally. Wings hyaline, costa 
dark brown. Halteres whitish basally, light fuscous apically. Coxae 
and femora basally yellowish, the distal portion of femora, tibiae and 
tarsi mostly dark brown; claws slender, slightly curved, the pulvilli 
rudimentary; ovipositor short, yellowish, the lobes extremely slender, 
with a length seven times their width. Type Cecid. a1838. 
Parallelodiplosis acernea Felt 
1907 Felt, E. P. N. Y. State Mus. Bul. 110, p. 143; separate, p. 46-47 
(Cecidomyia) 

1908 ————— N. Y. State Mus. Bul. 124, p. 411 (Clinodiplosis) 
IQI5 — N. Y. State Mus. Bul. 175, pl. 2, fig. 12 
1918 ———— N.Y. State Mus. Bul. 200, p. 150 
This pale orange male was taken June 14, 1906 on red maple, 
mice ruapru im, at Nassau, N. Y. 
Male. Length 1.5; mm. Antennae one-fourth longer than the 
body, rather thickly haired, light brown, yellowish basally; fourteen 
slightly trinodose segments, the fifth with stems two and two and 
one-half times their diameters, respectively; terminal segment, 
distal enlargement greatly produced, subcylindric and with an apical 
spindle-shaped appendage about three-fourths as long. Palpi; the 
first segment subrectangular, the second nearly twice the length of 
the first, rounded at the extremities, the third and fourth, each 
successively a little longer, more slender than the third; face pale 
yellowish, eyes large, black. Mesonotum dark brown, submedian 
lines pale yellowish, sparsely ornamented with fine setae. Scutellum 
