ERISTALIS. 161 



Antennae brownish-testaceous. Eyes bare. Thorax metallic green, 

 with yellow tomentiim ; scutullum yellow, brownish at the base. 

 Abdomen witii large contiguous yellow spots on each side, 

 eiiiarginiitions shining. Peinora black, tibias yellow, fore and hind 

 pairs brown at tips ; tarsi tawny. Halteres yellowish. AV'^iiigs 

 clear, a little yellowish at base, veins pale; 1st basal ceil ex- 

 tending to middle of discal cell. 



" From Bengal IDuvftucel]. Paris Museum." 



1 have seen no specimen of this species, nor can I glean any 

 information as to which subgenus it should be referred. 



12«. Eristalis sepulchralis, L. (PI. IV, fig. 3.) 



Musca sejndchralis, Linngeus, Syst. Nat. Ed. 10, p. 596 (1758). 

 Muscn atra, Harris, Expos. Engl. Ins. p. 58, pi. xv, fig. 11 (1782). 

 St/rjj/ius tristis, Fabricius, F]nt. Syst. iv, p. 303 (1794). 



c? 2 - IJ^fdd : S , eyes rather widely separated, frons from 

 vertex rather rapidly narrowing to about half-way to base of 

 antennae, below which point it widens again ; at its narrowest 

 point it is about half as wide as at vertex and about one-ninth 

 width of head at that part. Eyes with spots or irregular black 

 markings and brownish-grey pubescence. Vertex and upper part 

 of frons blackish with black pubescence, lower part with grey 

 dust and pale yellow pubescence. Pace black, with grey dust and 

 yellowish-grey to whitish pubescence ; central knob small, black, 

 shining, bare. Anteunje black, base of 3rd joint often orange, arista 

 bare. Occiput dark grey, with long blackish hairs behind vertex 

 and grevish hairs on lower part. In 5 , frons with almost parallel 

 sides nearly to antennje, thence gradually widening as does the face, 

 both cpvered w ith yellowish-grey dust, leaving the ocellar triangle, 

 a small spot in middle of frons, the small central knob, front edge 

 of mouth and a small space between face- and cheeks, shining 

 black. Pubescence black above antennae, yellowish on rest of 

 frons, yellowish or yellowisli-grey on face. 3rd antennal joint 

 generally more reddish than in J" and eyes less pubescent. 

 27iora.r black ; a pair of more or lefs distinct, sliort, narrow, 

 gr«y, well-separated stripes from anterior margin, not reaching 

 suture, and traces of darker longit\idinal stripes; humeri 

 and extnMne lateral margins of dorsum for some distance, grey ; 

 pleura more or less shining blackish. Pubescence of thorax denst-, 

 yellowish-grey ; scutellum with a dull ajneous tinge and yellowish- 

 grey pub(!sceiu"e. In $ , dorsum light grey with four suhnqual, 

 equidistant, longitudinal, shining bhuk stripes from front to hind 

 margin, often niore or less narrowed at the ends ; sometimes some 

 greyish dust on upper ])art of sternopleura. Abdomen short, dull 

 aeneous ; a large, deep black spot on 2iid segment from anterior 

 mai-gin nearly to hint! n)argin, cut away deeply on eacli side, thus 

 leaving a large jcneous triangle tilling each ouier third of the seg- 

 ment ; hind margin aeneous. A simihir, rather smaller spot on 3rd 

 segment ; -llii segment with a small black spot at base. Pubescence 



