80 Mr. W. F. Kirby's 



pleura, liinder lobe ut' prothunix, ;uicl l)afie of liiiul I'eiuora paler grey 

 than the rest of tlie insect ; pleura with one or two distinct black 

 spots. Tegiuina oblong, extending distinctly beyond the pale smooth 

 basal half of the first segment of the abdomen, rounded olf on the 

 outer end, but slightly pointed at the inner end, which is not the 

 case in C. (Jidnnti. 



Hah. Nyasaland: Yovt ^o\n\^ioi\ {Rcnclall). 

 Described from three female specimens and one male. 



52. Chrotogonns carinatns, sp. n. 



Long. Corp. 22-23 millim. 



Female. Dark brown, thorax thickly studded with black tubercles, 

 and with several large projecting angles on the sides. Front lobe of 

 prothorax carinated in the middle ; hinder lobe with two conspicuous 

 black tubercles on each side of the median line at the extremity, 

 beyond which is a well-marked carina. Tegmina narrow, almost 

 sickle-shaped, the points meeting on the median line at the ex- 

 tremity of the first segment of the abdomen. Legs reddish, slightly 

 mottled with black, tarsi and ti]is of tibi;e black. Tubercles of the 

 abdomen concolorous. 



Hah. Nyasaland : Zomba, Fort Johnston {Bcndall). 

 Described from two specimens. 



53. Chrotogonns rohbndatas, sp. n. 



Long. Corp. cum tegm. 20-23 millim. 



Dark brown, mottled with blackish ; head and thorax tliirkly 

 rugose and granulated ; antennae pale, banded with black in the 

 male, nearly black in the female ; frontal carina; narrow, sub- 

 parallel ; pronotum not raised in lobes, not much produced, and 

 regularly rounded behind, where it is slightly carinated. On the 

 hinder edge are two large black tubercles on each side, between the 

 median carina and the black lateral carinie, and lower, tlie sides are 

 bordered behind with smaller ones. Face, and sides of body wliitish, 

 under-surface yellowish, with the usual rows of black spots on the 

 abdomen. Face with strong lateral carina-, and with a few large 

 tubercles at the back of the cheeks, one on each side, in the male, 

 being conspicuously yellow. Hind femora reddish-brown, more or 

 less varied with whitish, and mottled with black ; a double black 

 line about tlie middle above, and the lower carina' spotted with 

 black, the inside with a black longitudinal stripe. Tegmina with one 



