REPORT OF THE STATE ENTOMOLOGIST I918 



89 



length of the cyHndric basal enlargement. Terminal segment some- 

 what produced. Palpus nearly as in male, face fuscous yellowish, 

 other color characters as in the male. Ovipositor (fig. 6) short, 

 the lobes ovate and sparsely setose. Type Cecid. aijjs. 



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Fig. 6 Artlirocnodax apiphila, tip of abdomen 

 of female showing ovipositor (enlarged, original) 



Arthrocnodax macrofila Felt 



1907 Felt, E. P. New Species of Cecidomyiidae II, p. 21-22 

 " 1908 N. Y. State Mus. Bui. 124, p. 302-3, 404 



This reddish brovv^n male was reared in the bureau of entomology, 

 United State Department of Agriculture, August 3, 1902 from a 

 fungus collected at Las Vegas, N. M. 



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

 thickly haired, light brown; fourteen segments, the fifth with stems 

 very short, each with a length one and one-fourth times its diameter; 

 terminal segment, the distal enlargement slightly produced, tapering, 

 obtuse. Palpi; the first segment short, stout, subglobose, the second 

 rather stout, with a length fully three times its diameter, the third 

 a little longer and more slender. Mesonotum reddish brown. 

 Scutellum light reddish yellow, postscutellum darker. Abdomen 

 reddish brown. Wings hyaline, costa light straw, halteres yellowish 

 transparent. Coxae, femora and tibiae pale yellowish, tarsi reddish 

 brown; claws long, slender, strongly curved, the pulvilli shorter 

 than the claws. Genitalia; basal clasp segment short, broad, ter- 

 minal clasp segment short, stout, swollen basally; dorsal plate short, 

 broad, deeply and roundly emarginate, the lobes narrowly rounded; 

 ventral plate long, tapering, narrowly rounded. Type Cecid. 1023. 



