WALTCEB OK DTPTERA OF ABU ISLANDS. 123 



The structure of the wing veins in this genus is very peculiar, and it 

 does not agree well with any of the established subfamilies of 

 Muscidce. 



150. PoLYARA INSOLITA, n. 8. MttS. Tcstacca ; faciei sulcis albidis ; 

 abdomine lutescente fulvo; alis subcinereis, nig ricante-fusco sub- 

 marginatis et subfasciatis. 



Male. Testaceous, })aler beneath. Facial grooves for the antenna? 

 whitish; thorax with some almost obsolete stripes, the middle pair 

 approximate, slender, somewhat more distinct than the others; ab- 

 domen somewhat lutescent-tawny ; wings slightly greyish, irregularly 

 blackish-brown along the costa, brown at the tips, and with a brown 

 band which is indistinct in front but much darker on the discal trans- 

 verse vein ; praebrachial vein largely bordered with brown ; veins 

 black, testaceous towards the base, discal transverse vein straight, 

 parted by about one-sixth of its length from the border, and by 

 rather less than half its length from the prajbrachial transverse ; 

 alulae very small. Length of the body 6^ lines ; of the wings 10 lines. 



Subfam. Sepsides, Walk. 

 Gen. Angitula, n. g. 



Fcem. Corpus convexum, glaberrimum, nitidissimum. Caput subro- 

 tundum ; epistoma valde prominens. Antennee epistoma non attin- 

 gentes ; articulus tertius longiusculus, linearis, apice conicus ; arista 

 subpubescens. Thorax anticus valde productus et attenuatus ; scu- 

 tellum bispinosum; metathorax magnus, declivis. Abdomen longi- 

 subfusiforme ; segmentum primum gibbosum. Pedes longi, graciles ; 

 coxaj auticai longissima3. Alee longse, angusta3 ; alulae obsoletae. 



Female. Body convex, very smooth and shining. Head nearly round ; 

 front subquadrate; face short; epistoma very prominent. Mouth 

 short. Antennae not reaching the epistoma; third joint linear, rather 

 long, conical at the tip ; arista somewhat pubescent. Thorax much 

 produced and attenuated in front ; scutellum armed with two spines ; 

 metathorax slanting, well developed. Abdomen elongate-subfusiform, 

 longer and much more slender than the thorax ; first segment gibbous 

 above. Legs long, slender, without bristles ; fore coxae very long. 

 Wings long, narrow ; discal transverse vein straight, upright, parted 

 by less than half its length from the border, and by nearly twice its 

 length from the praebrachial transverse. 



151. Angitula longicollis, n. s. Fcem. Nigro-aenea; capite subtus 

 albido, frontis disco rufescente, fascia albida ; antennis piceis basi rufis ; 

 pedibus nigris, femoribus basi coxisque anticis albidis ; alis limpidis, 

 costa nigra. 



Female. iEneous black. Head whitish beneath, front with a reddish 

 disk, face whitish. Antennae piceous, first and second joints red; 



