REPORT OF THE STATE ENTOMOLOGIST igi2 



201 



Fig, 59 Fourth antennal 

 segment of Corintho- 

 myia cincinna, enlarged. 

 (Original) 



Corinthomyia hirsuta Felt 

 1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 315 (Campylomyza) 



This species was taken on an office window at x\lbany, N. Y., 



August I, 1906. 



Male. Length 1.25 mm. Antennae 

 shorter than the body, sparsely haired, 

 dark brown, 14 segments ; the fifth 

 with a stem one- fourth the length of 

 the subglobose enlargement, subbasal 

 whorl thick, 6 nearly equidistant 

 whorls of stout, strongly curved setae; 

 terminal segment reduced, pyriform. 

 Palpi ; the first segment subglobose 

 with a conspicuous sense organ sub- 

 basally, the second a little longer, sub- 

 rectangular, the third somewhat 

 longer, slender at the base, the fourth 

 one-half longer than the third. 

 Mesonotum dark brown, submedian 

 lines indistinct. Scutellum and post- 

 scutellum dark reddish brown. Abdo- 

 men dark browm. Wings hyaline, costa light brown, subcosta 

 uniting with the margin at the basal half. Halteres pale yellowish 

 basally, fuscous apically ; legs mostly a uniform light brown ; claws 

 long, slender, strongly curved ; pulvilli a little longer. Genitalia ; 

 basal clasp segment short, stout, obliquely truncate ; terminal clasp 

 segment strongly constricted at the base, greatly enlarged and 

 broadly oval distally. Dorsal plate apparently very long, broad, 

 broadly and irregularly rounded. Type Cecid. 729. 



Corinthomyia gracilis Felt 

 1912 Felt, E. P. N. Y. Ent. Soc. Jour., 20:102-3 



This species was taken at Hazelton, Pa., ]\Iay 18, 1910 by Dr 

 W. G. Dietz. Type Cecid. 1405. 



Corinthomyia gracilis Felt 



This species was taken on an office window at Albany, N. Y., 

 July 5, 1907. ^ . 



Male. Length 2 mm. Antennae nearly as long as the body, 

 sparsely haired, dark brown; 14 segments, the fifth subsessile, with 

 a stem one-fifth the length of the subcylindric basal enlargement, 

 which latter has a length one-half greater than the diameter; seven, 

 equidistant, thickly set, crenulate whorls ; terminal segment pro- 

 longed, with a length fully twice its diameter. Palpi ; the first seg- 

 ment short, stout, broadly oval, with a distinct sense organ internally, 

 the second more slender, one-half longer, the third a little longer 

 than the second and the fourth one-half longer than the third, 



