7o SYKPHID^. 



61. Syrphus opimius, Walk. 



Syrphus opimius, Walker, Ins. Saund., Dipt. pt. 3, p. 232 (1862). 



S . " Head yellow, clothed with black hairs, paler and clothed 

 with pale yellow hairs beneath ; eyes red, clothed with short pale 

 hairs ; feelers tawny, pitchy above ; 6th joint tawny ; chest and 

 breast steel-blue ; chest thickly clothed with tawny hairs ; sides 

 and scutcheon tawny ; breast tinged with hoary, clothed with lioary 

 hairs ; abdomen pitcliy, obconical, mucli longer hut not broader 

 than the chest, adorned with three very broad interrupted and 

 two verv slender entire yellow bands, the second and the third 

 arched, the fourth and the fifth at the tip; hind borders of the 

 segments and tip blue ; legs tawny ; feet pitchy, tawny at the 

 base ; thighs towards the base, hind thighs and hind shanks more 

 or less pitchy ; wings colourless ; wing-ribs tawny ; veins black, 

 tawny at the base ; brands brown ; poisers tawny. 



" Length of the body 5 lines ; of the wings 10 lines. East 

 Indies." 



Ti/2K in the British Museum in very bad condition. 



Head : frons and face pale yellow ; former with a slight shining 

 aeneous tinge and black pubescef).ce ; face with fine black pubes- 

 cence. Antennal 1st and 2nd joints rather bright shining brown, 

 3rd blackish, dull red-brown below at base ; facial bump moder- 

 ately large, gently curved, an obvious light brown median stripe. 

 Thorax teneous, with brownish-grey or yellowish pubescence, more 

 yellowisii on pleurae ; scutellum translucent yellow, with rather 

 long and dense brownish-yellow pubescence. Abdomen (con- 

 siderably damaged) probably shining blue-black, with a pair of 

 large yellow spots on 2nd, 3rd and -Ith segments; those on 2ad 

 segment broadly separated, transverse, with parallel sides, rounded 

 •on inner ends, the outer ends reaching side margins; spots on 

 3rd and 4th segments sublunate, less widely separated, placed 

 on anterior margin, outer ends reaching front corners of segments; 

 5tli and 6th segments with hind margins narrowly orange-yellow. 

 Abdominal pubescence whitish, venter more or less yellowish. 

 Legs orange-yellow ; anterior femora with basal half blackish ; 

 hind legs more or less brownish-yellow ; hind tibiae a little darker 

 about middle, where there is a little black pubescence ; resb of 

 pubescence of legs pale yellow or whitish ; tarsi more or less 

 brown above. Win.<js clear, highly iridescent ; stigma brownish. 



The specimen has been labelled " Catabomha " by someone, but 

 appears to be a true Syrphus. 



62. Syrphus remotus, sp. nov. (PI. II, fig. 15.) 



S. Head: eyes with dark brown pubescence ; vertical triangle 

 black with dark brown hairs ; frons blackish-grey dusted \\ith long 

 brown pubescence; antennal prominence shining brown; face 

 chrome-yellow with brown pubescence and a distinct black, rather 



