CECIDOMYIA. 103 



little longer than their petioles. Wings grey, pubescent ; veins black ; 

 subcostal vein rather less than half the length of the wing; cubital 

 straight ; subanal almost obsolete ; first branch of the anal slight but 

 distinct, nearly straight ; second curved abruptly and slightly obliquely 

 to the hind border. Legs brown. 

 Not common. (E.) 



83. evanescens, n. Mas, alba, capite nigro, antennis pallidetes- 

 taceis corpore brevioribus, alis albis albo-venosis. Long, i; alar. \\ 

 lin. 



Male. White. Head black. Antennae pale testaceous, moniliform, 

 verticillate- pilose, shorter than the body. Wings white, with white 

 veins. 



Bare. (E.) 



84. Tritici, Kby, Linn. Trans, iv. 232 (1798) ; Stew.; Turt. Pal- 

 lide testacea, capite nigro, antennis fuscis, alis limpidis, venis testaceis ; 

 Mas, antennis corpore duplo longioribus ; Fcem. antennis corpore bre- 

 vioribus. Long. 1^ ; alar. 2 lin. 



Pale testaceous. Head black. Antenna twelve -jointed?, brown. 

 Wings limpid, ciliated ; veins testaceous ; subcostal vein less than half 

 the length of the wing ; cubital ending very little behind the tip of the 

 wing ; subanal distinct ; anal and its second branch forming a nearly 

 right angle, the latter curved abruptly to the hind border ; first branch 

 very indistinct, running very near to the subanal vein. Male. Antennas 

 as long as the body ; joints elongated, double, with long whorls of hairs, 

 as long as their petioles. Fern. Antennas shorter than the body. Ovi- 

 duct short. 



The Wheat Midge. Generally distributed. (E. S. I.) 



85. filipes, n. Foem. obscure testacea, capite antennisque nigris, 

 horum articulis vix petiolatis, alis limpidis, venis nigricantibus, halteri- 

 bus pedibusque albidis. Long. 1^- ; alar. 3 lin. 



Foem. Dull testaceous. Head black. Antennae black, moniliform, 

 verticillate-pilose, with rather more than twenty joints, which are hardly 

 petiolated. Wings limpid ; veins blackish ; subcostal vein ending at 

 much before half the length of the wing ; cubital curved towards its 

 tip, ending near the tip of the wing ; subapical indicated by a streak 

 which runs parallel and very near to the first fork of the subanal ; se- 

 cond fork of the subanal curved abruptly to the border, forming a very 

 acute angle with the first fork. Halteres whitish. Oviduct attenuated, 

 moderately long. Legs whitish, long, very slender. 

 Rare. In the British Museum. (E.) 



86. ochracea, Wiun. Linn. Ent. viii. 262. 51 (1853). Mas, 

 citrina, albo-pilosa, antennis corpore multo longioribus, articulis longe 

 petiolatis, alis limpidis cinereo-pubescentibus, venis pallide fuscis. 

 Long, f lin. 



Lemon-colour, with whitish hairs. Antennae longer by half than the 



