174 NEW YORK STATE MUSEUM 
c Langth 1.5 mm; abdomen dark brown; subcosta uniting with costa 
at the distal third; fourth palpal segment one-quarter longer than 
(el al Serta astieal et cece skote epenalei alain ia ole crim icra oer Srainiinea welt, Cs 
cc Length .75 mm; abdomen dark brown; subcosta uniting with costa 
at the basal third; fourth palpal segment with a length twice the 
Chie ep ae smc seraiere ¢ hior seca eeu eae eeu m ini c/ollac eli Canon 
bb Fifth antennal segment with a stem three-quarters the length of the 
basal enlargement 
c Length .75 mm; abdomen dark brown; wings narrow, the fourth 
palpal iseement: withya length twice the third... ..--s-- seer 
hueys! presi aueiicltan amare 
cc Length 1 mm; abdomen black; wings broad; fourth palpal seg- 
Mensawithealenethe twice that orate wt de mere ec ae eee 
latipennis Felt, C. a1457 
bbb Fifth antennal segment with a stem as long as the basal enlargement 
c Length 1.5 mm; abdomen fuscous yellowish; fourth palpal segment 
with a length one-half greater than the third; basal clasp seg- 
ment with an internal lobe............. dilatata Felt, C. 1109 
cc Length 1.25 mm; abdomen fuscous; fourth palpal segment with a 
length one-half greater than the third; basal clasp segment with- 
OLSLH MILO Seen OAS Sa oe OBE Tl Omiya lal ters ps Cam anosi 
Prionellus defectiva Felt 
1908 Felt, E. P. N. Y. State Mus. Bul. 124, p. 314 (Campylomyza) 
Dhis| species was taken on hemlock, Ise a camadensuse 
at Newport, N. Y., July 27, 1906. 
Female. Length 1 mm. Antennae extending to the fourth ab- 
dominal segment, thickly haired, dark brown, 12 segments; fifth 
subglobose, terminal segment slightly prolonged, narrowly rounded 
distally. Palpi; the first segment somewhat enlarged, subglobose, 
the second short, stout, subquadrate, the third a little longer, the 
fourth one-half longer than the third. Mesonotum dark brown, 
submedian lines sparsely haired, indistinct. Scutellum dark brown, 
postscutellum and abdomen dark fuscous yellowish, distal segments 
dark brown, Wings hyaline, costa dark brown, subcosta uniting 
with the margin near the middle. Halteres yellowish transparent ; 
legs mostly fuscous yellowish, the tarsal articulations variably 
tinged with deep carmine; distal tarsal segments brown; metatarsus 
more than twice the length of the following segment; claws stout, 
strongly curved, denticulate; pulvilli as long as the claws. Ovi- 
positor short, the terminal lobes triarticulate, the distal segment 
broadly oval.. Type Cecid. 715. 
Prionellus silvana Felt 
1908 Felt, E. P. N. Y. State Mus. Bul. 124, p. 314 (Campylomyza) 
This species was taken August 11, 1903 by Mr R. P. Currie at 
an altitude of 8000 feet on the Kokanee mountain, B. C. 


