1908.] Catalogue of the Colcoptera of South Africa. 673 



as a sharp, moderately long, slightly curved spine ; the outer margin 

 of the tibiae has a very distinct internal tooth at some distance from 

 the knee and ends in a recurved apical mucro, the inner margin 

 is serrulate but simple, and ends as a sharp angle at the apex. 



Length 8 mm. ; width 4 mm. 



This species should precede Monochelus formosus (Catal. L, p. 835). 



Hab. Cape Colony (Worcester). 



Monochelus pr^stans, n. sp. 



Male : Black with the legs brownish red, and the long antennal 

 club black ; head covered with small, elongate ovate white scales set 

 close to each other ; prothorax covered with contiguous ovate white 

 scales, with four longitudinal bands of brownish rufescent ones the 

 two median ones of which only reach from apex to base ; scutellum 

 beset with white scales ; elytra with a sutural and a median dorsal 

 line of brownish scales on each side, the sides are covered with 

 scales of the same colour, but the scales of the dorsal part which 

 is divided into two by the brown line are white ; pygidial part and 

 underside covered with contiguous white scales ; legs sparingly 

 scaly; clypeus parallel, truncate in front with the margin slightly 

 reflexed and with the angles sharp ; prothorax with the sides nearly 

 straight, very slightly grooved longitudinally in the centre and with 

 only a few short lateral bristles in the anterior part ; elytra seem- 

 ingly not costulate but with the supra-humeral impressions quite 

 distinct ; legs very long, anterior tibige bi-dentate, hind femora 

 simple, not much thickened, trochanters not spinose, hind tibise not 

 carinate, nor mucronate ; claw of the intermediate legs with a con- 

 spicuous tooth underneath, that of the posterior simple. 



Length 5 mm. ; width 1h mm. 



Hab. Cape Colony (Cape Peninsula). 



This species should follow M. pulvinatus (Catal. i., p. 832). 



Monochelus hilaris, n. sp. 

 Male : Black with all the femora red, clothed with closely set 

 orange-yellow scales ; clypeus narrowing and slightly rounded 

 laterally, head covered with sub-erect squamose bristles ; prothorax 

 strongly attenuate laterally in front, rounded and ampliated in the 

 median part, clothed with contiguous ovate yellow scales leaving two 

 narrow longitudinal denuded bands in the centre of the disk, on 

 the anterior part only of these two bands spring long, erect, sub- 

 rufescent hairs forming a long crest, and there is a fringe of similar 

 hairs along the outer margin ; scutellum closely squamose ; elytra 



