REPORT OF THE STATE ENTOMOLOGIST I912 



177 



half ; halteres probably whitish transparent. Legs a nearly uniform 

 dark straw, terminal segments slightly darker ; claws stout, strongly 

 curved, serrate. Ovipositor short, the basal segment subquadrate, 

 the second broadly oval. Type Cecid. 166. 



Fig. 45 Palpus 

 of Prionellus 

 tsugae, en- 



larged. (Original) 



Fig. 46 Distal 

 tarsal segments of 

 P r i n e 1 1 u s 

 tsugae, en- 



larged. (Original) 



Prionellus boulderensis Felt 

 1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 314 (Campylomyza) 



This species was taken by Prof. T. D. A. Cockerell at Boulder, 

 Col., October 15th. Apparently the same species was taken for 

 the United States National Museum at Corvallis, Ore., May 18, 



ii 



Female. Length 1.5 mm. Antennae extending to the second 

 abdominal segment, thickly haired, reddish brown; 13 segments, 

 the fifth with a length one-half greater than its diameter, the distal 

 fourth, tapering; terminal segment somewhat reduced, tapering to 

 a short, stout, rounded knob. Palpi ; the first segment short, stout, 

 broadly oval, with a conspicuous sensory organ on its internal face, 

 the second about as long as the first, rather stout, rounded distally, 

 the third a little longer and more slender than the second, the fourth 

 about one-half longer than the third, somewhat dilated; body a 

 nearly uniform dark brown. Wings hyaline, costa light brown; 

 subcosta uniting with the margin just beyond the basal half. Legs 

 dark fuscous yellowish, the tarsal segments somewhat lighter ; claws 

 long, strongly curved, denticulate, the pulvilli as long as the claws. 

 Ovipositor short, triarticulate, the third segment broadly oval. 

 Type Cecid. 886. 



