122 CECIDOMYZID^. 



one-fourth than the body; joints hardly longer than their petioles. 

 Tliorax jlesli-colour on each side. TFings slightly grey ; transverse veinlet 

 joining the middle of the subcostal vein. Halteres blackish-brown, 

 white at the base. Ahdometv- blackish-hrown, with white sutures and a 

 white dorsal line, along tvhich on the fore borders of the segments from 

 the third to the seventh are white dots. Legs blackish-brown, somewhat 

 whitish beneath. 

 Habits unknown. 



141. bipunctata, Winn. Linn. Ent. viii. 288. 77 (1853). Mas, 

 nigro-fusca, antennis 17-18-articulatis fuscis corpore paullo brcvioribus, 

 articulis cylindricis petiolatis, thorace flavo-hirto, alis subcinereis cinereo- 

 hirtis, venis fuscis, halteribus fuscis basi flavis, abdominis incisioisfulvis, 

 pedibus fuscis. Long. 1-1 -g- lin. 



Male. Blackish-brotcn. Antennae seventeen- to eighteen-jointcd, 

 brown, shorter by one-fourth than the body; joints. cylindrical, longer 

 by one-fourth than their petioles. Thorax with yellow hairs. Wings 

 slightly grey, with grey pubescence ; veins brown ; transverse veinlet 

 situate a little beyond the middle of the subcostal vein ; anal vein and 

 its second branch forming an almost right angle. Abdomen with tawny 

 sutures and a taiony dorsal stripe ; seventh and eight segments tawny, each 

 with two lateral blachtsh-hrown spots. Legs brown. 



Lives in liairj galls on the leaves of Fagiis sylvatica. 



142. floricola, Winn. Linn. Ent. viii. 289. 78 (1853). Mas, nigra, 

 nigro-hirta, antennis fuscescentibus 18-articulatis albo verticillato-pi- 

 losis, tlioracis lateribus carneis, alis amplis albidis cano-pilosis, venis 

 fuscis, pedibns obscure fuscis ; Mas, antennis corpore paullo brevioribus, 

 articulorum petiolis sat longis, ubdomine sordide flavo-fnsco, pedibus sub- 

 tus argentatis ; Fcem. antennis corporis dimidio ?equalibus, articulorum 

 petiolis brevissimis, abdomine cameo, oviductu elongato lamellis nullis, 

 pedibns subtus albidis. Long. 1 lin. 



Black. Antenna3 brownish. Thorax flesh-colour on each side. Wings 

 broad, whitish ; transverse veinlet at two-thirds of the length of the 

 subcostal vein ; anal vein and its second branch forming an obtuse 

 angle. Male. Antennas rather shorter than the body ; joints twice the 

 length of their petioles. Abdomen dingy yellowish-brown. Legs silvery 

 beneath. Feni. Antennae half the length of the body ; joints about six 

 times the length of theii' petioles. Abdomen flesh-colour. Oviduct 

 elongated, without valves. Legs whitish beneath. 



Lives in the flowers of Achillea Ptarmica. 



143. lentipes, Winn. Linn. Ent. viii. 291. 79 (1853). Fcem.flava, 

 antennis fuscescentibus 15-articulatis corpore brcvioribus basi flavis, 

 articulis longi-pctiolatis, alis pallide subflavescentibus cinerco-hirtis, venis 

 flavescentibus, oviductu brevi lamellis duabus parvis rotundatis. Long, 

 i lin. 



Fern. Yellow. Antenna; fifteen-jointed, brownish, somewhat shorter 



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