194 INSECTA SAUNDERSIANA. 



hind border the wings are colourless ; this space contains five brown spots, 

 and is interrupted by the broivn part, tvhich extends across its middle to the 

 hind border, and nearer the base of the wing is deeply and irregularly in- 

 dented by it ; the outline of the brown is also irregular in other parts, and 

 apparently consists of incomplete spots ; wing-ribs and veins black ; pois- 

 ers black with white tips. Length of the body 4— 4i lines ; of the wings 

 13—14 lines. 



Van Dieraen's Land. Swan Kiver. 



Genus PHTHIRIA, Meigen. 



Phthieia gracilis, Mas. 



Nigra, pectore fusco, abdomine flavo-fusco, antennis nigris, pedibus 

 piceis, tibiis ferribgineis, pedibus posticis nigris, alis cinereis ad 

 costam subfuscis. 

 Deep black, clothed with black hairs : head clothed beneath with 

 hoary hairs ; peristoma pitchy : sucker nearly as long as the body : breast 

 dark brown, some of its hairs tawny : abdomen obconical, yellowish brown, 

 a little longer and narrower than the chest -. legs pitchy, long and slen- 

 der, clothed with short black hairs ; shanks ferruginous ; hind legs 

 black: wings gray, brownish beneath the fore border; wing-ribs fermgi- 

 nous ; veins black, ferniginous at the base ; poisers tawny ; knobs pitchy 

 above. Length of the body 24 lines; of the wings 6J lines. 



East India. 



Phthieia hilaris, Feni. 



Nigra, capite thoracis lateribus scutello pectoreque flavis nigro variis, 



abdomine fulvo basi nigro fasciato apice compresso, antennis nigris, 



pedibus fulvis, femoribus piceo vittatis, tibiis apice piceis, tarsis 



nigris, alis limpidis. 



Head whitish yellow, partly clothed with hoary hairs, black behind 



with the exception of a band along the hind borders of the eyes : mouth 



black, a little shorter than the chest : feelers black ; third joint nearly 



linear for half the length, slightly tapering from thence to the tip, more 



than twice the length of the first joint : chest black ; sides and breast yellow 



