94 CECIDOMYZIDA;. 



pedibus nigris, coxis, genubus, femoribus basi tibiisque apice flavis. Long. 

 lin. 



Male. Yellow. Antennae brown, nearly twice the length of the body ; 

 joints as long as their petioles, rather shorter towards the tips of the 

 antennae. Thorax with three almost contiguous brown stripes. Wings 

 limpid, with grey pubescence ; veins brownish ; transverse veinlet joining 

 the middle of the subcostal vein ; anal vein curved to the hind border. 

 Abdomen yellowish-brown, with whitish sutures. Legs black; coxae, 

 femora at the base, knees, and tips of the tibiae yellow. 



Habits unknown. 



53. peregrina, Winn. Linn. Ent. viii. 252. 40 (1853). Mas, 

 flava, antennis fuscis basi flavis corpore duplo longioribus, thorace vittis 

 tribiis fuscis, alis limpidis, venis fuscis, halteribus pedibusc^oe pallidis, 

 tarsis pallide fuscis. Long. - lin. 



Male. Yellow. Antennae brown, yellow at the base, twice the length 

 of the body ; petioles as long as the double joints towards the tips of 

 the antemiEE, the apical petioles even longer. Thorax with three brown 

 stripes. Wings limpid, with dark grey pubescence ; veins brown ; mar- 

 gins stout, blackish-brown ; transverse veinlet at beyond the middle 

 of the subcostal vein. Halteres and legs pale ; tarsi brownish. 



Lives in galls on the leaves of Prunus spinosa and Salix aurita, 

 and generally changes in the earth ; those galls also produce Acari. 



54. i? ana, Winn. Linn. Ent. viii. 252. 41 (1853). Flava, antennis 

 pallide fuscis, thorace vittis tribus fuscis, alis limpidis, venis fuscis, pe- 

 dibus pallide fuscis, tarsis obscurioribus ; Mas, antennis corpore duplo 

 longioribus ; Fcem. antennis corpore vix brevioribus, abdomine fulvo, 

 ovidtictu brevi lamcllis duabus rotundatis. Long, i lin. 



Wings with grey pubescence ; veins brown, very slender ; transverse 

 veinlet at two-thirds of the length of the subcostal vein ; second branch 

 of the anal vein curved to the hind border. Legs pale broicn ; tarsi 

 darker. Male. Antenna? twice the length of the body ; joints as long 

 as their petioles ; double joints twice the length of the single joints. 

 Fern. Antenna? almost as long as the body ; joints longer by half than 

 their petioles. Abdomen tawny. Oviduct short, with two rounded 

 valves. 



Habits unknown. 



55. tibialis, Winn. Linn. Ent. viii. 253. 42 (1853). Mas, pallide 

 flava, antennis fuscis corpore duplo longioribus, alis limpidis, venis 

 nigris, halteribus albis, abdomine fulvo, pedibus albidis, femoribtis tar- 

 sisque supra nigro-fuscis. Long. ^ lin. 



Male. Pale yellow. Antennas brown, tweuty-six-jointed, twice the 

 length of the body ; double joints as long as their petioles. Thorax 

 with whitish hairs, among which are a few black bristles. Wings 

 limpid, with black pubescence ; veins black ; transverse veinlet beyond 

 the middle of the subcostal vein ; second branch of the anal vein curved 



