SYSTKOPUS. 



291 



[p. 291. 

 ophtoncus, Westw., 



edwai'dsi, sp.n., p. 294. 



Table of Species. 



Hypopleura black, with distinct grey pubes- 

 * cence. 

 Frons distinctly wider below than above ; 



a yellowish spot on posterior calli 



Frons with nearly parallel sides ; no pale 



spot on posterior calli 



Hypopleura practically bare, yellow on an- 

 terior half, black posteriorly. 

 Thorax mainly yellow, with a heart-shaped 



median black spot with short anterior 



stripe, two spots toward humeri, and 



a cuneate one at base of wing; occiput 



yellow ; hind tibiae yellow, a brown 



stripe on outer side and subapical [p. 294. 



blackish ring ; halteres yellow eumenoides, Walk., 



Thorax mainly black, with yellow marks ; 



occiput black, a little grey-dusted ; hind 



tibiae black, base narrowly brownish 



yellow, tips broadly yellow ; halteres 



with club black, narrowly yellow- [p. 295. 



bordered flavipleura, sp. 11., 



229. Systropus ophioneus, Westw. 



Systropus ophioneus, Westwood, Trans. Eut. Soc. v, p. 233, pi. xxiii, 



fig. 6 (1849) ; id., op. cit. p. 574 (1876). 

 Systropns migricaudus, Brunetti, Rec. Ind. Mus. ii, p. 483 (1909). 



c? $ . Head with vertex reduced almost to a point; eyes black, 

 bare, contiguous for rather more than half the distance from the 



Fig. 21. Systropus opJiioitcus, Westw. 



vertex to the antennae, gradually diverging until at the mouth- 

 border they occupy nearly one-third the width of the head ; 



u2 



