290 Descrij^tive Catalogue [1896. 



and broadly depressed all round, with the outer margins recurved, 

 narrowly grooved in the centre, and with three deep depressions in 

 the basal part, one in the middle above the scutellum, and one on 

 each side of the median one ; elytra three times as long as the 

 prothorax, elongato-quadrate, narrowly punctato-striate, with the 

 intervals a little convex and punctulated, the third one with one 

 median and one supra-apical punctures ; outer margins with a 

 regular series of punctures reaching from the humeral angle to the 

 suture. Length 13-16 mm. ; width 7-8 mm. 



Hab. Transvaal (Eustenburg), Zambezia (Mazoe). 



0. modestus, Per., although differing in points of size and also of 

 sculpture with the type form, must be considered as a slight variety 

 only of the present species. 



Orthogonius brevicoenis. 



Eeddish brown, moderately shining ; palpi, antennae, and legs ferru- 

 ginous ; head coarsely punctured ; antennge very short, reaching no 

 further than the median part of the prothorax, the intermediate 

 joints are almost moniliform, and the apical one elongato-ovate ; 

 mandibles long ; prothorax one-third broader than long, with the 

 outer sides a little rounded, the base is not much narrower than the 

 apex, the posterior angles are rounded, and the outer margin is not 

 recurved, the whole upper side is very roughly shagreened ; elytra 

 parallel, rounded behind but not sinuate, moderately convex, striate, 

 the striae are narrow, faintly punctate, and the intervals very convex 

 and irregularly punctured ; there is no trace of an eighth striae ; the 

 tibiae are much dilated at apex, the intermediate ones much incurved, 

 and the posterior ones short and not bent. Length 18-19 mm. ; 

 width 7-8 mm. 



Hab. Zambezia (Buluwayo). 



Orthogonius capucinus, Bohem., 

 Insect. Caffr., p. 65. 



Eeddish brown or piceous, darker on the upper part ; head and 

 prothorax of the same shape as the preceding species, but with a 

 less dense and deep punctuation ; elytra elongato-quadrate, narrowly 

 punctato-striate, with the intervals convex, and very finely and closely 

 aciculate, always darker than the prothorax, with the suture and 

 outer margins redder than the dorsal background, third interval 

 without any perceptible puncture ; posterior tibiae straight. Length 

 12-13 mm. ; width 5^-6 mm. 



Hab. Natal (D'Urban). 



Orthogonius .^^mulus. 

 Brownish black, with the antennae, the labrum, palpi, pectus, and 



