NEW YORK STATE MUSEUM 



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

 sparsely haired, fuscous yellowish; 19 segments, the fifth with a stem 



one-third the length of the 

 basal enlargement, which 

 latter has a length about 

 twice its diameter; termi- 

 nal segment produced, nar- 

 rowly oval. Palpi; one 

 subfusiform segment hav- 

 ing a length about three 

 times its diameter; face 

 fuscous. Mesonotum dark 

 brown, the submedian lines 

 sparsely haired. Scutellum 

 reddish brown, post scutel- 

 lum dark brown. Abdo- 



.„.,', , . , . • men a dark reddish brown, 



Fl g 76 Rhopalomyiapalustr.s; ^ mh &ni sixth 



fifth antenna! segment of male, enlarged ments ^ gomewhat ^^ 

 (ongina ) ovipositor pale orange. 



Wings hyaline, cost a dark brown. Halter es yellowish basally, 

 fuscous apically. Legs a nearly uniform fuscous yellowish; claws 

 long, slender, slightly curved, the pul villi longer than the claws. 

 Ovipositor about two-thirds the length of the abdomen, the terminal 

 lobes long, slender, irregularly rounded. Type Cecid. 1208. 



Rhopalomyia lobata Felt 



1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 366 

 1909 Ottawa Nat., 22: 249 



This species was reared July 17, 1907 from a subglobular gall 

 occurring near the top of a slender stem of Solidago gram- 

 jnifolia taken at West Nyack, N. Y. 



Gall. The gall is subglobular, inclosed in several whorls of dis- 

 torted leaflets or bracts and about 1.5 cm in diameter. The interior 

 is composed of spongy material inhabited by several larvae. 



Female. Length 3.5 mm. Antennae extending to the fourth 

 abdominal segment, sparsely haired, light fuscous yellowish; 19 

 segments, the fifth subscssile, with a length fully twice its diameter; 

 terminal segment greatly produced, tapering, narrowly rounded. 

 Palpi; one stout, narrowly oval segment tapering irregularly; face 

 fuscous yellow. Mesonotum reddish brown, the submedian lines 

 rather thickly clothed with fuscous hairs. Scutellum dark reddish 

 brown, postscutellum dark carmine. Abdomen rather thickly 

 clothed with fine hairs, dark brown, the incisures and pleurae dark 

 carmine. Wings hyaline, costa dark brown; halteres yellowish 

 basally, fuscous apically. Coxae and base o\ femora pale reddish 

 orange, the remainder of the legs a very dark brown, the tarsi nearly 



black; elaws long, stout, Strongly curved, tlu^ pul villi longer than the 



