EHINGIA. 129 



Genus RHINGIA, Scop. 



Rhimjia, Scopoli, Ent. Ciun. p. 008 (1763) ; Brunetti, Rec. lad. 



Mas. ii, p. 57, notes iuid table of Oriental spp. (1908). 

 lihymjid, Kondani, Dipt. Ital. I'lod. ii, p. 171 (1857). 



Genotype, Conops vostmta, L. ; by original designation. 



Head slightly broader than thorax, often somewhat flattened in 

 front: eyes bare, closely contiguous in S for some distance, 

 separated by a moderately broad frt)ns in $ . Face descending 

 perpendicularly from below antenme, the central and lower part 

 produced into a long conical snout ; antennae normal, 3rd joint 

 elongate, arista practically bare. Thorax subquadrate, densely 

 pubescent but often not conspicuously so ; scutellum rather 

 robust, nearly semicircular, clothed as thorax, often yellowish. 

 Abdomen about as broad as thorax, shortly oval. Legs simple. 

 Wiwjs as in Syrj^hus, ;3rd vein with a few hairs along base. 



Life-history. The early stages are said to he passed in cow-dung. 



Range. Europe, Japan, Orient, West and South Africa, North 

 America. 



A very conspicuous, natural group of species, easily recognised 

 by the long snout. They frequent flowers and sunny spots in 

 woods, and are given to hovering over paths and under trees, 

 especially the males. Nearly always of brown colour with black 

 markings, or blackish witii brown or orange markings, but a few 

 African species are brilliant blue. 



Table of Species. 



1. Pleur;e wholly brownish-orange (scutellar 



hind border with a row of erect black 



bristly hairs) cincta^ de Meij., p. 130. 



Pleur;e ;>reenisb-grey or aeneoiis-^a-ey, never 

 yelluwi.-^h ^. 



2. Scutellum wholly with .<()ft long yellow 



pubescence, no "bristly blaclc hairs on hind 



border .' binotata, Bruu., p. 131. 



Scutellum with yellow hairs on disc and a 

 conspicuou.s row of erect black bristly hairs 



on hind niarjjrin 3. 



3 (a). Second, 3rd and 4th abdominal sejrmcnts 

 mainly black : a pair of distinct (tbionjj 

 spots in middle of side niarjrin of each, 

 all subeqiial, their imier ends well [p. 131. 



separated scxmaculata, Bran., 



(Jb). Second, 3rd and 4th abdominal aejments 

 mainly yellowish, with black i-lonfraic 



spots towards each side on hind mar^nn. la t ici net a, Vy\\m., p. 132. 

 (c). Third and 4th abdoniiniil se<,'menta 

 slightly shining, dull olive-green, the 

 colour e.xtt'ndmg to hind corners of 2rid 

 segment ; hind margins of •_'nd,3rd and 



4th segments distinctly but very nar- [p- 133. 



rowly shining black, ilninlerrupted . . anffnsticincta, Brun., 



K 



