152 Descriptive Catalogue [1896. 



apex to base ; elytra deeply striated, with the striae punctured from 

 apex to base, yellowish brown, with the basal part dark green to 

 about one-eighth of the length, a sutural patch of the same colour 

 extending as far as the second interval and reaching the apex, also a 

 lateral greenish infuscation on each side, darker in the anterior part, 

 and somewhat evanescent beyond the median part ; pectus dark 

 green ; abdominal segments fuscous red ; legs pale yellow\ Length 

 6 mm. ; width If -2 mm. 

 Hah. Natal (Frere). 



Casnonia distincta. 



Head black, shining, with a few faint punctures, pilose behind the 

 eyes; antennae black, with the three first joints and also the basal 

 part of the fourth pale yellow, apical joint of the palpi black ; pro- 

 thorax black, with a greenish tinge, very deeply and closely punc- 

 tured, and with a long erect pubescence ; elytra subparallel, twice 

 as broad as the prothorax at its broadest part, moderately convex, 

 pubescent, striate, with the striae deeply punctured from base to apex, 

 greenish black, shining, and with a small ovate yellow spot on each 

 side, extending on the fourth and fifth intervals above the apical 

 part ; legs pilose, the base of the femora and tibiae flavescent ; tarsi, 

 knees, and apical part of the femora infuscate. Length 6|- mm. ; 

 width 2 mm. 



Hah. Zambezia (Salisbury), Bechuanaland (Eamoutsa). 



Casnonia natalensis, Chaud., 

 Bull. Mosc, 1862, iv., p. 290. 



Head black, shining, punctulated from the epistome to behind the 

 eyes ; palpi and four basal joints of antennae pale yellow, the other 

 joints very slightly infuscated ; prothorax very dark green, deeply 

 and closely punctured from base to apex ; elytra deeply striate, with 

 the striae broadly punctured from the base to about two-thirds of the 

 length, dark metallic green, with a yellowish subovate macula on 

 each side of the apical suture, which sometimes invades the whole 

 of the posterior margin ; legs pale yellow, with the apical part of the 

 femora infuscated. Length 7 mm. ; width 2 mm. 



Hah. Natal (no exact locality recorded). 



Casnonia capicola. 



Very closely allied to G. amoenula; the colouring of the head, pro- 

 thorax, and elytra is alike ; the three basal joints of the antennae are 

 infuscated at the tip, the second one often entirely black instead 

 of being pale yellow, and the other joints quite black ; the knees are 



