144 LIST OF DIPTERA. 



Pangonia crassa, n. s., fem. Rufo-fusca, capite subtus, pectore, tho' 

 racis vittis quinque scutelloque canis, abdomine ferrugineo, sub ■ 

 tus flavo, apice piceo, segmentis fulvo fasciatis, pedibus fulvis, 

 alis subcinereis marginibus anticis subfulvis. 



Head and chest dull pale reddish brown ; underside of the 

 former and the breast hoary : eyes black : mouth also black : lan- 

 cets and feelers tawny : chest with five hoary stripes ; scutcheon 

 also hoary : abdomen ferruginous above, pale yellow beneath, 

 piceous towards the tip ; hind borders of the segments tawny and 

 adorned with fringes of tawny hairs : legs tawny : wings with 

 a very slight gray tinge, somewhat tawny along the fore border ; 

 veins piceous, tawny along the fore border and at the base ; poisers 

 yellow. Length of the body 5 lines ; of the wings 10 lines. 



a. New Holland ? 



Pangonia plana, n. s., fem. Fusca, capite pectoreque canis, tho- 

 race cano quinquevittato, abdominis fas ciis ventre que fulvis, pedi- 

 bus piceis, alis limpidis aut subcinereis. 



Head hoary, clothed behind with hoary hairs and beneath with 

 pale tawny hairs : eyes and eyelets piceous : palpi ferruginous ; 

 sucker piceous, reaching to the middle hips : feelers tawny ; first 

 joint gray, clothed with black bristles; third joint curved, with no 

 horn nor angle : chest dark brown, clothed with tawny hairs, and 

 having five hoary stripes, of these the two on each side are joined 

 together by a transverse oblique band of the same colour : breast 

 hoary, clothed with very pale tawny hairs : abdomen dark brown ; 

 hind borders of the segments tawny, clothed with bright tawny 

 hairs ; underside tawny, hind borders of the segments paler and 

 clothed with pale tawny hairs : legs piceous : wings colourless, or 

 very slightly gray ; veins tawny, piceous towards the tips ; poisers 

 tawny ; their clubs bright tawny, brown towards the base. Length 

 of the body 6 lines ; of the wings 12 lines. 



a. New Holland. Presented by R. Brown, Esq. 



Pax\gonia patula, n. s., mas. Nigra, abdominis apice ventreque 

 fulvis, capite subius pectoreque pilis albis vestitis, thorace abdo- 

 mineque pilis croceis ornatis, pedibus nigris, alis cinereis. 



Head tawny beneath, where it is thickly clothed with white 

 hairs : mouth and eyes black, the former not much longer than the 

 head : feelers black (?) : chest black, clothed especially on each side 

 and behind with saffron hairs : breast clothed with white hairs : ab- 

 domen black ; hind borders of the segments saffron and clothed 

 with hairs of the same colour, there is also a row of saffron spots on 



