90 CECIDOMYZID.E. 



body ; joints with very short petioles. Oviduct elongated, whitish-yel- 

 low, without valves ; first segment dingy yellowish-brown. 



Lives in the rolled-up borders of the leaves of young pear-trees, 

 and has its metamorphose in the earth. 



40. Saliceti, Winn. MSS. ; Loew, Pr. Pos. Gymn. 37. 44 (1850) ; 

 Winn. Linn. Ent. viii. 244. 30 (1853). Flava, antennis fuscis 12-15- 

 articulatis, tJiorace fusco-trivittato, alls subcinereis margine nigro, hal- 

 teribus flavo-fuscis, pedibus nigro-fuscis subtus albo-nitentibus. Long. 



i-f lin - 



Subcostal and cubital veins black; subcostal vein very near the 



costal, and apparently united with it ; transverse veinlet pale, but dis- 

 tinct, joining the middle of the subcostal vein ; cubital vein bent 

 forward at its junction with the veinlet, convex hind ward beyond, 

 joining the costa at some distance from the tip of the wing ; anal vein 

 brown ; its second branch curved to the hind border. Male. Antennae 

 twelve- to thirteen-jointed, about half the length of the body ; joints 

 almost cylindrical.- Fern. Antennas fourteen- to fifteen-jointed, half the 

 length of the body ; joints cylindrical. Oviduct yellow, elongated, very 

 slender, without valves. 



Lives with the larvae of C. terminalis in the tips of the twigs of 

 Salixfragilis; changes in the earth. 



41. pavida, Winn. Linn. Erit. viii. 245. 31 (1853). Fulva, capite 

 postico nigro-fusco, antennis nigris 14-15-articulatis basi flavis, thorace 

 vittis tribus niyro-fmcis, alis limpidis, abdominis segmentorum margini- 

 bus posticis pallicie fuscis, pedibus nigro-fuscis subtus albo-nitentibus. 

 Long. I lin. 



Wings with black pubescence and veins; transverse veinlet pale, 

 joining the subcostal a little before its middle; cubital vein convex 

 hindward, straight beyond, joining the costa far from the tip of the 

 wing ; second branch of the anal vein curved to the hind border. Male. 

 Antennae fourteen-jointed, one-third of the length of the body ; joints 

 cylindrical, sessile, with short grey whorls of hairs. Fern. Antenna 

 fifteen -jointed, rather shorter than the head and the thorax together. 

 Oviduct whitish-yellow, elongated, without valves. 



Lives with C. acrophila, Winn., in the deformed borders of the 

 topmost leaves of Fraxinus excelsior ; changes to the pupa state 

 in the earth. 



42. cinctipes, n. Mas, testacea, capite nigro, antennis nigris 

 basi testaceis, alis limpidis, venis fuscescentibus, tibiis tarsisque fusco-fas- 

 ciatis. Long, f ; alar. 2 lin. 



Male. Testaceous. Head mostly black. Antennas black, submonili- 

 forai, testaceous at the base; joints not petiolated. Wings limpid; 

 veins brownish. Legs slender ; tibiae and tarsi with pale brown bands ; 

 subcostal vein ending at a little beyond the middle of the costa ; cubi- 

 tal ending at about five-sixths of the length. 



