280 SYRPHID.E, 



costal and radial veins ending separately in the margin ; transverse prce- 

 brachial vein placed at or heyond the middle of the discal areolet. 



1. cuprea, Spl. e. c.(1763); Edn. — n^corwis, Fb.; Esi.; Gm.; Pz.! 

 fii. Ixxvii. 20 ; LI. ; Flu. ; Mg. ; Mq. ; Ztt. ; Gmtl. Nigricans, epi- 

 stomate luteo immacidato, antennanim articulo tertio testaceo, thorace 

 vittis quatiior cluereis, abdomine (Eneo, epistomate sciitello antennanmi 

 articulo tertio pedihusque Uiteis, alis fiisco-bhnuculatis. Long. 4-5 ; 

 alar. 9-12 lin. 



Black. Head tawny ; crown black. Proboscis piceous. Antennae 

 red, black above ; fourth joint black. Thorax with four grey stripes, 

 beset on each side with black bristles ; scuteUum greyish-tawny. Wings 

 pale grey, slightly tawny along the fore border, with two brown spots 

 on the veinlets in the disc. Halteres yellow, with brown knobs. Ab- 

 domen ceneous, thickly clothed with short tawny hairs. Legs tawny. 



Generally distributed. The larva feeds ou fungi. (E. S. I.) 



Genus XXV. CHEILOSIA. 



Cheilosta, Mg. ; Lw. ; Edn. Musca p., L. ; Dg. ; Gm. Syrphus 

 p., Pb. s. i. ; LI. ; Pz. ; Pin. ; Mg. ; St. P. et Srv. Eristalis p., 

 Pb. s. a. ; Ll. ; Ztt. Milesia p., Pb. s. a. Conops p., Spl. 



Frons crihrata vel canalictdata. Epistoma vix elongatum, ad os promi- 

 neus. Antenna capitis latitudine conjunctim breviores, basi disjunctce; 

 articulns qiiartm dorsaUs, quintus nudus vel pubescens. Ala areolis 

 discali et sidiaplcali margine posteriore fere cequallter remotis et illi 

 parallelis, areola siihapicali hitegra, lobo axillarl distiticto, venis 

 sidjcostali et radiali ad marginem disjunctis, vena transversa prccbra- 

 chiali ante areola discalls medium locata. Abdomen segmentls 5 {pel 6) 

 tantum conspicuis. 



Head semicircular ; fro7it pitted or channelled ; face concave ; epii- 

 stoma but little elongated horizontally, a little compressed beneath the 

 antenna;, with a slight tubercle above the i^QYistovaa, protuberant towards 

 the mouth, notched in fi'ont. Peristoma oval. Eyes hairy. Labrum 

 long, stout, terminating in two lobes wliich have a spine between them. 

 Lingua attenuate, acute, shorter than the labrum. Maxillae slender, 

 curved, nearly as long as the lingua. Palpi slender, nearly linear, 

 pubescent, slightly pilose, rounded at the tips, as long as the labrum. 

 Labium large, rather long. Antenna 5 -]o'mted, Joi7itly shorter than the 

 breadth of the head, separated at the base, seated on a slight projection 

 in front ; first and second joints bristly ; first long, clavatc, obliquely 

 truncate ; second subcyathiform, shorter and broader than the fii'st ; 

 third large, elliptical, velvety ; fourth very minute, sealed on the third 

 near the base ; fifth setiforra, pubescent, bare at the tip, of moderate 



