REPORT OF THE STATE ENTOMOLOGIST 10,12 l8l 



Prionellus leguminicola Felt 



1907 Felt, E. P. N. Y. State Mus. Bui. no, p. 98; separate, p. 2 

 (Campylomyza) 



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



This species was swept from red clover, Trifolium pra- 

 te n s e , at Albany, N. Y., June 4, 1906. 



Male. Length .75 mm. Antennae extending to the second ab- 

 dominal segment, sparsely haired, reddish brown; 14 segments, the 

 the fifth with a stem one-third the length of the subcylindric basal 

 enlargement ; terminal segment obtusely rounded apically. Palpi ; 

 the first segment large, subquadrate, slightly swollen distally, the 

 second shorter, subglobular, the third a little longer, suboval, the 

 fourth twice the length of the preceding, subrectangular ; face dark 

 brown. Mesonotum dark brown. Scu- 

 tellum and postscutellum reddish brown. 

 Abdomen dark brown or black. Wings 

 hyaline, costa pale straw basally, dark 

 brown apically, subcosta uniting with the 

 margin at the basal third ; halteres whitish 

 transparent. Femora and tibiae brownish 

 straw color, lighter ventrally, tarsi a pale 

 straw color, terminal segment darker; 

 claws stout, strongly curved, those on the 

 second and third pairs of legs denticulate. Fig. 49 Distal tarsal seg- 



Genitalia; basal clasp segment short, ™ ent of Prionellus 

 . r , *? 'leguminicola, en- 



stout, truncate; terminal clasp segment i ar £ e d (Ori°inal) 



short, greatly swollen at the distal third. 



Dorsal plate broad, broadly rounded. Harpes strongly chitinized, 

 broad, tapering to a heavy, chitinized, apex with an acute prolonga- 

 tion laterally, one posteriorly on the median line and another in- 

 ternally and posteriorly; style slender, broadly rounded. Type 

 Cecid. 121. 



Prionellus hesperia Felt 

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



This form was taken on hemlock, Tsuga canadensis, at 

 Newport, N. Y., July 27, 1906. 



Male. Length .75 mm. Antennae nearly as long as the body, 

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

 three-fourths the length of the pyriform basal enlargement, 

 rather stout, bladelike chitinous processes arise from apical oval 

 pits ; terminal segment slightly reduced, the distal portion long, 

 slender, fusiform. Palpi ; the first segment slightly enlarged, sub- 

 globose, the second longer, irregularly rectangular, the third one- 

 half longer than the second, broader, the fourth nearly twice as 

 long as the third and broader. Head, thorax and abdomen a nearly 



