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34. 

 MILESIA SPECIOSA. 



Order Diptera. Fam. Syrphidse. 



Type of the Genus, Milesia speciosa Fab. 

 MiLESiA Fab.,Lat.,Meig.,Macq., Curt. — Syrphusi^ai. — MuscaLiHw, 

 AntentKB porrected, divaricating, inserted at the apex of a tu- 

 bercle in front of the head, short, pubescent, 5-jointed; basal 

 joint obconic, 2nd much broader, anterior margin dilated and 

 rounded internally, 3rd large, very much compressed, subovate, 

 4th minute, inserted towards the base of the superior margin, 

 5th a moderate naked seta (3). 



Labrum very horny, robust, semicylindric, hoUovir, the apex 

 bifid, with 3 small teeth in the centre (1 i). 

 Tongue not quite so long as the labrum, corneous, lanceolate, 

 keeled beneath (c). 

 Mandibles none. 



Maxilloi small, homy, slender, acute and curved (e). Palpi 

 twice as long, clavate and hairy (/). 



Mentum short, stout, hollow (h). Lip short, vertical, retrac- 

 tile, rough, hairy, formed of 2 large ovate lobes (pf). 

 Head transverse, semiovate, forehead forming a truncated cone : cly- 

 peus more or less concave, smooth and shining (2) .• eyes large, oval 

 and vertical, meeting in front in the male, slightly remote in the fe- 

 male : ocelli 3 in triangle. Thorax ovate -truncate : scutel trans- 

 verse, semi-ovate. Abdomen semicylindric, 5-jointed, obtuse in the 

 male, the apex conical in the female : ovipositor telescopiform, apex 

 bilobed. Wings moderate, incumbent and parallel in repose, dis- 

 coidal transverse nervure very oblique, apical transverse nervure 

 with a minute ray near the base (9) .• halteres rather small and ca- 

 pitate. Legs stout, hinder considerably the largest : thighs stout 

 especially the posterior, either with or without teeth : tibiae clavate, 

 hinder compressed and a little curved : tarsi, posterior the broadest, 

 5-jointed, 4th joint sublunate, 5th obovate : claws small: pulvilli 

 bilobed (8). 

 Larvae thick, almost oval ; living in the detritus of wood. Bmhr. 

 Cocoon formed of the skin of the larva. Macq. 



Speciosa jPa6. — Curt. Guide, Gen. 1233. 1. 



Somewhat aeneous or cupreous green, very smooth and shining, 

 thickly clothed with upright subochreous hairs : face ochreous : 

 callous angles of thorax forming 2 grayish spots : abdominal 

 segments with an intense black band, interrupted down the 

 middle, approaching the anterior margins which are densely 

 ciliated with shining hairs, forming 4 pale bands : costal half 

 of wings pale ferruginous, brown towards the apex : nervures, 

 antennae and legs ferruginous-yellow, basal portion of thighs 

 black ; hinder without teeth. 



In the Author's and other Cabinets. 



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