113 CECID0MYZID3:. 



subcostal vein ; anal vein and its second branch forming a rounded, 

 slightly obtuse angle. Male. Antennas somewhat longer than the 

 body ; double joints thrice the length of their petioles ; whorls snow- 

 white. Fern. Antennse rather more than half the length of the body ; 

 joints about five times the length of their petioles. Oviduct short, 

 yellow, with two small oval valves. 



Lives on Finns si/lvestris, and assumes the pupa state in a white 

 resinous cocoon on the leaves. (E.) 



112. linearis, n. Pallide fusca, capite antenuisque nigris, thoracis 

 dorso fusco, lateribus pectoreque albidis, alls subcervinis, venis fuscis, 

 halteribus albidis ; Mas, antennis corpore brevioribus, pedibus albidis ; 

 Foem. antenuis corpore multo brevioribus, pedibus testaceis. Long. 1 ; 

 alar. 2\ lin. 



Pale brown. Head and autennse black. Thorax dark brown above ; 

 sides and pectus whitish. Wings very slightly fawn-colour ; veins 

 brown ; subcostal vein much less than half the length of the wing ; 

 cubital very slightly curved, ending near the tip of the wing ; subanal 

 slight ; first branch of the anal obsolete ; second branch curved ob- 

 liquely and not abruptly to the hind border. Halteres whitish. Legs 

 slender, moderately long. Male. Antennae sixteen-jointed ?, slender, 

 moniliform, slightly verticillate- pilose, shorter than the body; joints 

 elliptical, a little longer than their petioles, which are testaceous. Legs 

 whitish. Fem. Antennae eleven-jointed, filiform, much shorter than the 

 body ; joints cylindrical, more than four times the length of their pe- 

 tioles. Legs testaceous. 



Not common, (E.) 



113. digitata, Winn. Linn. Ent. viii. 372. 64 (1853). Nigra, 

 capite sordide flavo, proboscide palpisque fuscis, scutelli apice nonnun- 

 quam flavo, alis longis limpidis nigro-hirtis, venis fuscis, halteribus fla- 

 vis, abdomiue sordide flavo fasciis nigro-fuscis dorso dilatatis, pedibus 

 piceis, tarsis pilosis ; Mas, antennis corpore paullo longioribus, articulis 

 longi-petiolatis ; Foem. antennis corpore multo brevioribus, oviductu cor- 

 pore longiore lamellis nullis. Long. -|-|- lin. 



Black. Head dingy yellow. Wings limpid ; transverse veinlet situ- 

 ate a little beyond the middle of the subcostal vein ; second branch of 

 the anal vein curved to the hind border. Male. Antennae a little longer 

 than the body ; joints as long as their petioles. Fem. Antennae much 

 shorter than the body ; joints about five times the length of their pe- 

 tioles. Oviduct longer than the body, without valves j first segment 

 black, shining ; second and third yellow. 



Habits unknown. 



114. arcuata, n. Foem. nigra, antennis corpore brevioribus, tho- 

 racis lateribus testaceis, alis subciuereis, venis nigris, halteribus albidis, 

 pedibus testaceis. Long. 1^ ; alar. 4 lin. 



Fem. Black. Antennae twelve-jointed ?, subfiliform, slightly vcrticil- 

 late-pilose, much shorter than the body ; joints cylindrical, about four 



