BY FREDERICK A. A. SKUSE. 853 



II. POUR POSTERIOR CELLS. 



359. LiMNOPHiLA METALLiCA, Schiuer. 



Limnoi^hila metallica^ Schiner, "Novara " Exp. Dipt. p. 41, 1868. 



(J. — Length of antennce — inch ... — millimetres. 



Expanse of wings- 0400 x 0-090 ... 10-16 x 2-27 



Size of body 0-370x0-070 ... 9-39x1-77 



Chalybeous blue. Head deep black, covered with black pubes- 

 cence, the anterior portion of the front distinctly gibbose ; rostrum, 

 palpi and antennae blackish or dark brown ; rostrum short ; palpi 

 prominent ; antennae setaceous (portion lost), rather densely 

 clothed with semi-decumbent hairs ; first basal joint rather short 

 and cylindrical, the second small, globose, not half the length of 

 first ; flagellar joints sessile, the first flagellar joint longer and 

 thicker than the following ones, sub-spatulate. Collare black, 

 inconspicuous. Thorax not such a brilliant metallic blue as the abdo- 

 men, but more blackish ; pleuise and pectus sooty-black or dark 

 brown. Halteres blackish or dark brown. Abdomen clothed with 

 minute blackish hairs ; forceps short, black. Legs blackish, or 

 deep brown. Wings entirely infuscated with a blackish or brown 

 tint ; veins dark ; stigma imperceptible. Auxiliary vein termin- 

 ating a little beyond inner end of second sub-marginal cell ; sub- 

 costal cross-vein at its tip ; pr^efurca nearly straight, originating 

 before the middle of the wing ; petiole of first sub-marginal cell 

 half the length of jipper branch of second longitudinal vein ; mar- 

 ginal cross-vein situated nearer inner end of first sub-marginal cell 

 than to tip of first longitudinal ; second sub-marginal cell longer 

 than the first posterior ; small cross-vein straight ; discal cell a 

 little longer than broad, the great cross-vein somewhat beyond its 

 inner end ; ultimate section of fifth longitudinal vein only equal 

 to length of great cross vein, being abruptly turned to posterior 

 margin. 



Hah. — Sydney (Masters). One specimen. 



