CECIDOMYIA. 123 



than the body, yellow at the base ; joints a little longer than their 

 petioles. Wings slightly aeneous-yellow , in some aspects almost lacteous, 

 with grey pubescence ; veins yellowish ; transverse veinlet joining the 

 middle of the subcostal vein ; anal vein and its second branch forming 

 a slightly obtuse angle. Oviduct short, retracted, with two small some- 

 what rounded valves. 

 Lives in decayed wood. 



144. Capreas, Winn. Linn. Ent. viii. 291. 80 (1853). Fulva, 

 facie nigricante, palpis albis, antennis 14-articulatis fuscis cano-verti- 



cillato-pilosis, thorace fasciis tribus latis nigris, alls amplis albidis, costa 

 nigro-cinerea, abdomine obscuro, pedibus nigro-fuscis, femoribus basi 

 albido-flavis ; Mas, antennis corpore brevioribus, articulis longi-petio- 

 latis ; Fern, antennis corporis dimidio fere brevioribus, articulis non 

 petiolatis, pectore nigricante, oviductu mediocriter longo lamellis nullis. 

 Long. | 1 lin. 



Tawny. Face blackish. Palpi white. Antennse fourteen -jointed, 

 brown. Thorax with three broad black stripes. Wings whitish ; trans- 

 verse veinlet joining the middle of the subcostal vein ; second branch 

 of the anal vein curved to the hind border. Legs blackish-brown ; fe- 

 mora whitish-yellow at the base. Male. Antenna? shorter by one-third 

 than the body ; joints as long as their petioles. Jem. Antenna? hardly 

 half the length of the body ; joints sessile. Pectus blackish. Oviduct 

 of moderate -length, without valves; first and second segments thick. 



Lives in pustule-shaped galls on the leaves of Salix Caprea and 

 S. aurita; is transformed into the pupa beneath the leaves. It is 

 probably the same as C. Caprea, Hardy, Scot. Gard. iii. 45 (1854), 

 reared from rosettes of Salix Caprea. 



145. graminicola, Kaltenbach, MSS. ; Winn. Linn. Ent. viii. 292. 

 81 (1853). Albo-flava, antennis fuscis basi flavis cano-verticillato- 

 pilosis, thoracis disco pectore et metathorace nigro -fuscis, alis amplis 

 limpidis nigro-cinereo-pilosis, venis fuscis, costa nigro-fusca, pedibus 

 fuscis subtus flavidis; Mas, antennis 19-20-articulatis corpore brevi- 

 oribus, articulis mediocriter petiolatis, abdomine nigro-fusco incisuris 

 albo-flavis; Fcem. antennis 19-articulatis corporis dimidio sequalibus, 

 articuloram petiolis brevioribus, abdomine fulvo longissimo fasciis latis 

 fuscis, oviductu brevi albo-flavo lamellis nullis. Long. 1-1| lin. 



Whitish-yellow. Disc of the thorax, pectus, and metathorax blackish- 

 brown. Wings limpid; transverse veiulet at a little beyond the middle 

 of the subcostal vein ; anal vein and its second branch forming an 

 almost right angle. Legs brown. Male. Antennae nineteen to twenty- 

 jointed, shorter by one-third than the body; joints about twice the 

 length of their petioles. Abdomen blackish-brown, with whitish-yellow 

 sutures. Fern. Antennae nineteen-jointed, half the length of the body ; 

 joints about four times the length of their petioles. Abdomen tawny, 

 with broad brown bands on the hind borders of the segments. Oviduct 

 short, whitish-yellow ; tip broad, without valves. 



