REPORT OF THE STATE ENTOMOLOGIST I912 1 99 



Cordylomyia americana n. sp. 

 This species was taken at Boulder, Col., October 15th by Prof. 

 T. D. A. Cockerell. 



Female. Length 2 mm. Antennae extending to the base of the 

 abdomen, sparsely haired, dark brown, at least 9, probably 12 

 segments, the fifth subsessile, subcylindric, with a length one- 

 half greater than its diameter. Palpi ; the first segment greatly 

 swollen, broadly rounded, the second a little shorter than the 

 first, narrowly oval, the third a little longer than the second and 

 the fourth nearly twice the length of the third, rather strongly 

 flattened. Mesonotum dark brown. Abdomen a fuscous yellowish- 

 green, darker distally. Wings hyaline, costa light brown, sub- 

 costa uniting with the margin just before the middle. Legs a 

 variable fuscous yellowish ; claws long, slender, strongly curved, 

 minutely denticulate, the pulvilli as long as the claws. Ovipositor 

 short, the terminal lobe short, stout, triangular, narrowly rounded 

 distally. Type Cecid. 



Cordylomyia kasloensis Felt 



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



This species was taken by Mr R. P. Currie June 11, presumably 

 1903, at Kaslo, B. C. 



Female. Length 1.25 mm. Antennae extending to the fourth 

 abdominal segment, sparsely haired, dark brown; 12 segments, 

 the fifth pyriform, with a length three-fourths the diameter. Palpi ; 

 the first segment short, stout, greatly dilated apically, pyriform, 

 the second one-half longer than the first, slender, the third a little 

 longer and more slender than the second. Body a nearly uniform 

 dark reddish brown. Wings hyaline, costa dark brown, subcosta 

 uniting with the anterior margin near the basal half. Legs fuscous 

 yellowish, tarsi darker ; claws long, slender, strongly, curved, simple, 

 pulvilli as long as the claws. Ovipositor short, triarticulate, the 

 basal segment irregularly ovoid, the second elongate, triangular, 

 the third broadly oval. Type Cecid. 881. 



Cordylomyia coloradensis n. sp. 



This species was taken on a window in October 1910 by Prof. 

 T. D. A. Cockerell at Boulder, Col. 



Male. Length 1.5 mm. Antennae a little longer than the body, 

 sparsely haired, dark brown ; 14 segments, the fifth with a stem one- 

 quarter longer than the pyriform enlargement, which latter has a 

 length a little greater than its diameter; terminal segment conical, 

 with a length twice its diameter, not fused with the preceding. 

 Palpi ; the third segment with a length about three times its width, 

 the fourth one-half longer. Mesonotum, scutellum, postscutellum 

 and abdomen a nearly uniform dark brown. Costa light brown, 



