158 ^'E\V YORK STATE MUSEUM 



Joannisia carolinae Felt 



1907 Felt, E. P. N. Y. State Mus. Bui. no, p. 100; separate, p. 4 

 (Camp3'lomyza) 



1908 X. Y. State Mus. Bui. 124, p. 313 



This species was taken on a window in a woodland hut at David- 

 son's River X. C, September 23, 1906. 



Male. Length .4 mm. Antennae twice the length of the body, 

 light brown; 14 segments, the fifth with a stem one-fourth longer 

 than the subglobose enlargement ; terminal segment suboval. Palpi ; 

 the first segment very broad, short, second broadly oval, the third 

 narrowly oval and the fourth smaller. ]\Iesonotum reddish brown. 

 Scutellum, postscutellum and basal abdominal segments dark red- 

 dish brown, distal abdominal segments dull black. AMngs hyaline, 

 costa dark brown, subcosta uniting with the margin at the basal 

 half ; halteres yellowish basally, fuscous apically. Legs nearly uni- 

 form fuscous yellowish, sparsely haired, posterior metatarsus 

 slender, more than twice the length of the following segment ; claws 

 strongly curved, almost at right angles, simple ; pulvilli slender, 

 nearly as long as the claws. Genitalia ; basal clasp segment stout, 

 broad, truncate, with an internal chitinous spine ; terminal clasp 

 segment broad at base, tapering. Dorsal plate rather broad, evenly 

 rounded. 



Female. Length .5 mm. Antennae a little longer than the body, 

 light brown ; 1 1 segments, the fifth with a stem two-thirds the length 

 of the globular basal enlargement ; terminal segment suboval. Palpi ; 

 the basal segment large, suboval, the others regularly decreasing in 

 size. The colorational and structural characters of the thorax and 

 its appendages practically as in the male. Ovipositor, short, 

 terminal lobes biarticulate, the basal subquadrate, the distal sub- 

 oval. Type Cecid. a.i6ig. 



Joannisia photophila Felt 



1907 Felt, E. P. X. Y. State ]\Iu5. Bui. no, p. 99; separate, p. 3 

 (Campylom^-za) 



1908 N. Y. State ]\Ius. Bui. 124, p. 313 



This species is evidently one of our most common forms as it 

 was taken on the office window at Albany during July and August, 

 and also captured in a trap lantern at Poughkeepsie August 7, 

 1906. 



Male. Length .5 mm. Antennae nearly as long as the body, 

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

 fourth longer than the globose enlargement, terminal segment ovate, 

 thickly and irregularly clothed with long hairs. Palpi : the first seg- 

 ment quadrate, about one-half longer than broad, the second 

 irregularly oval, broad, the third narrowly oval, as long as the 



