548 DESCRIPTIONS OF NEW SPECIES OF AUSTROGOMPIIUS, 



elongated spots separated by the front of the dorsal ridge; behind 

 these the dorsal ridge is elevated and marked for about 1*5 mm. 

 with a tine yellow line; fork of ridge also yellow. On either 

 side of ridge an elongate-oval humeral yellow spot; below this 

 an irregular subhumeral yellow band enlarged into a small round 

 spot in front of wing-joins;* then another broader lateral band 

 separated from the last by an irregular band of black ground- 

 colour; next a narrow and very irregular black band along the 

 lateral suture, followed by a broad yellow band and another 

 irrec'ular black band. Rest of sides and underside yellow. 

 Wing-joins black spotted with yellow; scuta and scutell^e yellow. 

 Legs : coxee yellow; one half of profemora and one-third of meso- 

 and metafemora yellow underneath; elbows with a bright yellow 

 spot; rest black. 



Abdomen. — 1-2 swollen, 3-6 very narrow, 7-10 clubbed. 

 Colour : 1 yellow with a transverse basal black band; 2 black 

 above, a yellow stripe along the dorsum, not quite the length of 

 the segment; sides yellow, carrying a pair of small yellow spurs; 

 3-6 black with a transverse basal yellow band; a thin yellow line 

 along the dorsum, not as long as the segment, and decreasing in 

 length from 3-6; low down on each side a central yellowish spot; 

 7 black with the transverse basal yellow band, and a yellow spot 

 low down on each side about one-third from the base and joining 

 the basal band below; 8 black, a large basal yellow spot on either 

 side, suture touched with yellow; 9 same as 8, but shorter, 

 spots smaller, and with a transverse anal yellow line; 10 yellow 

 above with a basal black line and two slanting black dorsal lines, 

 sides and underside black. Ventral carina blackish. 



Appendage s. — Sicperior rather short, 1 mm., slightly 

 separate at bases, subcornute, divergent. Colour yellow, tips 

 touched with dark brown. At the bases, underneath, is a pair 

 of sharp curved claws reaching downwards between the two 

 parts of the inferior appendage. Inferior short, bifid, the two 



*This term is used as the equivalent of " naissances des ailes " of M. 

 Ren^ Martin. 



