OF NEW ZEx\LAND. 81 



elongate. Oviduct curved upward, more or less long. Legs stout, 

 rather long ; four anterior femora unarmed ; hind femora with a 

 single row of three minute spines ; four anterior with four minute 

 spines on each side ; hind tibia more or less dilated, with four long 

 thick spines on eacli side ; tarsi slender. 



H. CAPiTOLiNA. Walker, Cat. Loaistidce, Brit. Mus., p. 161 (1869). 



Yellow, shining, thinly punctured. Head extremely large, broader 

 than the prothorax, reddish and very convex above, keeled, and with 

 four yellowish streaks between the eyes ; front black, transversely 

 striated, with a reddish band ; face yellow ; labrum tawny. Man- 

 dibles black. Palpi tawny, first and second joints short ; third and 

 fourth long, of nearly equal length ; fifth longer than the fourth, 

 subclavate, and piceous at the tip. Third joint of the labial palpi 

 clavate, jjiceous. Antennae tawny, very much longer than the body. 

 Prothorax black, transverse, broader than the mesothorax, broader in 

 front, irregularly bordered on each side with yellow, this hue extend- 

 ing for a short space along the fore-border and along the hind-border. 

 Mesothorax with a black spot on each side and with some minute 

 black marks. Metathorax and abdominal dorsal segments with a row 

 of black spots and with black bands on the hind-borders, the spots 

 successively widening to the apical segment. Apical appendages and 

 cerci tawny, the former twice the length of the latter. Legs stout, 

 rather long ; femora with a row of interrupted lilack streaks on each 

 side ; hind femora beneath with a few denticulations on each side and 

 towards the tip, with a single row of four minute black-tipped spines ; 

 four anterior tibiae Avith four small black-tipped spines on each side ; 

 hind tibise reddish, slightly dilated, with two small black-tipped spines 

 beneath, and with four thick piceous spines on each side, the spines 

 on the inner side much longer than those on the outer ; tarsi reddish. 



Length of the body, 18—21 lines. 



H. MEGACEPHALA. Bulkr, Zoologist, 1867, ;;. 850; Trans. N.Z. 

 Inst., 1870, p. 86, pi. U, f. 2. 



Head of male very large. " The tibiie arc considerably thicker 

 [than in H. thoracica'\, and more strongly armed with lateral spurs, 

 although not longer than in other" species ; the thorax is of uniform 

 dark umber, narrowly margined with brown ; the licad is almost 

 entirely black, and the body deep reddish-l)rown with transverse bands 

 of black. The femora are marked on each side with three series of 

 minute black spots, which are more conspicuous in the male. The 

 following are the measurements of the male : Head and mandibles. 



