BY FREDERICK A. A. SKUSE. 63 



6. Cecidomyia vitulans, sp.n. 



^. — Length of antennte ... O'OIS inch ... 0*44 millimetre. 



Expanse of wings 0-035 x 0-015 ... 0-88 x 0-38 



Size of body 0-035x0-010 ... 0-88x0-25 



Antennje dark -brown, 2- + 9-jointed, joints twice as long as 

 broad, almost cylindrical ; pedicels veiy short ; verticils somewhat 

 dense, long. Hypostoma and front brown. Vertex covered with 

 small yellowish scales ; a few long erect hairs. Thorax dark 

 brown, nitidous, with two rows of rather long yellow hairs from 

 the humeri to the scutellum ; collare dark brown; pleurte sordid 

 yellowish-brown ; scutellum dark reddish-brown, with some 

 yellowish hairs. Halteres yellowish at the base, the club with 

 black or dark brown scales. Abdomen sordid yellowish-brown ; 

 dorsal segments with numerous small brown scales. Legs short 

 and rather robust, yellowish- white, sericeous ; the tarsi dusky. 

 Wings pale reddish-brown at the base, densely clothed with a 

 short pubescence, deeply ciliated along the posterior margin, and 

 having a brassy reflection. First longitudinal vein close to the 

 costa ; cross-vein very indistinct ; second longitudinal vein pale 

 brown, very strong, curved anteriorly, reaching the wing-margin 

 much before the tip ; third longitudinal pale brown, with the 

 anterior branch very indistinct, almost invisible. (Description 

 draAvn from fresh specimen). 



Hah. — Elizabeth Bay (Skuse). Beginning of December. 



7. Cecidomyia difficilis, sp.n. 



Q. — Lfjngth of antennie 0018 inch ... 0-45 millimetre. 



Expanse of wings 0055 x 0-020 ... 0-39 x 0-50 



Size of body 0045x0014 ... 1-13x0-36 



Antennaj light umber brown, 2- + 12-jointed, joints sessile 

 8uV>cylindrical, the last one twice the length of the, }ii-<!coding, 

 and ap|K;aring ;uj if comjK)8ed of two joints, verticiliatt^pilos*'. 

 Palpi brownish-yellow. Yellowish hairs on the vertex. Thorax 



