1/6 NEW YORK STATE MUSEUM 



broadly rounded distally. Dorsal plate broad, narrowly and deeply 

 incised, the lobes nearly approximate, tnmcate, setose; ventral plate 

 narrow, broadly and roundly emarginate, the lobes short. Harpes 

 long, stout, subtriangiilar at the base, distally apparently joined b>' 

 an annulate, chitinous bar, eaeh bearing distally two heavy, uni- 

 dentate claws; style long, slender. Type Ceeid. 221. 



Porricondyla dilatata Felt 



1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 418 



The male was reared Sept. 7, 1907, from a jar containing the 

 very cominon Cecidomyia verrucicola O. S. gall on 

 linden, Tilia americana, taken at Highland, N. Y. This 

 species presumably came from debris or dead vegetable tissues. 



Male. Length 1.25 mm. Antennae as long as the bod}-, sparsely 

 haired, yellomsh broN\ai; 16 segments, the fifth \\'ith a stem one- 

 half longer than the ovate basal enlargement, which latter has a length 

 one-half greater than its diameter; temiinal seginent reduced, 

 narrowly oval. Palpi; first segment stout, with a length three 

 times its diameter, the second a little longer, more slender, the 

 third a little longer than the second, the fourth about tmcc the 

 length of the third. Face fuscous yellowish. INlesonotum shining 

 dark bro\Aai, the submedian lines sparsely haired. Scutellum fuscous 

 orange, postscutellum fuscous yelloA\-ish. Abdomen rather thickly 

 clothed NA'ith fuscous hairs, a variable orange yellow, membrane 

 and pleurae pale yellowish; genitalia fuscous. Wings hyaline, costa 

 dark brcwni. Haiteres semitransparent basally, pale orange distally; 

 coxae and base of femora pale yellowish, the distal portion of femora, 

 tibiae and tarsi dark bro\\ai ; claws strongly curved, unidentate, the 

 puhdlli as long as the claws. Genitalia; basal clasp segment short, 

 stout, teniiinal clasp segment short, very greatly dilated basally 

 and tapeiing to a naiTOwly rounded apex. Harpes apparently 

 modified into iiTcgidar, recurved hooks, other stiiictures indistinct. 

 Type Cecid. aii^Q. 



Porricondyla juvenalis Felt 

 1912 Felt, E. P. N. Y. But. Soc. Jour., 20: 239 



This interesting form was talcen by Mr D. B. Young at Elm Lake 

 in the Adirondacks, New York, August 7, 191 2. It is remarkable 

 because of the greatly prolonged antennal segments and is easily 

 separated from the allied P. f 1 a v a Felt b}^ the lancetlUve, recurved 

 harpes. 



Porricondyla wellsi Felt 



11)15 Felt, E. P. Can. Ent. 47:227-28 



The midge, easily distinguished by the greatly produced stems of 

 the flagellate antennal segments and the short, greatly swollen 

 tenninal clasp segment, was talcen by !Mr D. B. Young at AVells, 

 N. Y., July 5, 1914. 



