LIST OF DIPTEEA. 1121 



than thrice its length from the end of the fifth longitudinal vein. 



Length of the body 1 line ; of the wings 2 lines. 



a. New Holland. Presented by the Entomological Club. 



Chlorops albifrons, n. s., fern. Flava, subtus jlavo-albida, verticis 

 macula picea, thorace nigro irivittato, abdominis disco fusco, 

 palpis antennisque fulvis, pedibus Jlavis, alis limpidis. 

 Body yellow above, whitish yellow beneath : a large triangular 

 pitchy spot on the crown ; face almost white : eyes red : sucker and 

 palpi pale tawny : feelers tawny, a little shorter than the face, black 

 above ; third joint flat above, convex beneath, somewhat truncated 

 at the tip, more than twice the length of the second ; bristle tawny, 

 bare, pitchy towards the tip, more than twice the length of the third 

 joint : chest adorned with three very broad black stripes : a very 

 small pitchy spot on each side of the fore breast ; abdomen oval, 

 hardly longer than the chest ; its disk brown : legs yellow ; feet 

 tawny, with pitchy tips: claws black: wings colourless; wing-ribs 

 pitchy ; veins black ; longitudinal veins straight ; lower cross-vein 

 straight, upright, parted by more than twice its length from the 

 middle cross-vein, by eight times its length from the end of the 

 fourth longitudinal vein, and by more than thrice its length from the 

 end of the fifth longitudinal vein ; poisers white. Length of the 

 body 1 line ; of the wings 2 lines, 

 a. Adelaide. Presented by the Entomological Club. 



Chlorops perpusilla, n. s. Picea, thorace nigro, pedibus fuscis, alis 



subcinereis. 



Body black, shining: head pitchy: eyes red: sucker, palpi, 

 and feelers pitchy (?) : breast and abdomen pitchy, the latter ob- 

 conical, a little shorter than the chest : legs brown ; hips tawny ; 

 claws black : wings slightly gray ; wing-ribs tawny ; veins pitchy, 

 tawny towards the base ; longitudinal veins straight ; lower cross- 

 vein straight, upright, parted by more than twice its length from the 

 middle cross-vein, by more than four times its length from the end 

 of the end of the fourth longitudtnal vein, and by more than its 

 length from the end of the fifth longitudinal vein ; poisers white. 

 Length of the body f line ; of the wings 1^ line. 

 a. Sierra Leone. Presented by the Eev. D. F. Morgan. 



Chlorops postmacula, n.s., fern. Ferruginea, lata, abdomine fulvo 

 maculis nigris trivittato, palpis antennis pedibusque ferrugineis, 

 alis subcinereis ad costam subfulvis. 

 Body ferruginous: head and chest beset with a few black 



bristles ; a row of short black bristles behind the eyes : eyes red ; all 

 PART IV. 5 E 



