234 Descriptive Catalogue [1896. 



Gen. DEOMIUS, Bonelli, 

 Observ. Entom., i., 1809, tabl. synopt. 



Mentum broadly excavated, without any median tooth ; ligula 

 used with the paraglossse, which, hke the hgula, are rounded at the 

 apex ; last joint of palpi fusiform and acuminate at the tip ; labrum 

 transverse, truncate at the apex ; antennae filiform ; prothorax more 

 or less truncate at the apex, and more or less slightly sinuate above 

 the base, which is always straight, with the angles acute; elytra sub- 

 parallel, elongated, plane ; legs slender ; tarsi narrow, fourth joint 

 not incised ; claws pectinate. 



Hah. This genus has representatives in Europe, the Canary 

 Islands, North and South America, India, Ceylon, Australia, and 

 New Zealand. 



Synopsis of Species. 



Elytra with a scutellary black patch, an elongated one on the 

 disk incised behind, and a postical one on each side flavosignatus. 



Elytra with a scutellary black patch, and the disk slightly 

 infuscate on each side affinis. 



Elytra infuscated, with the exception of a diagonal humeral 

 patch and a narrow streak on each side along the suture . . . . fnsculns. 



Head, prothorax, and elytra metallic black ; legs black . . . . cajpensis. 



Head, prothorax, and elytra metallic black ; tibise flavescent . . tibialis. 



Deomius flavosignatus, Bohem., 

 Insect. Caffr., i., 1818, p. 49. 



Antennae, palpi, and legs light testaceous ; head pitchy black, 

 nearly smooth ; prothorax subquadrate, being slightly narrower at 

 the base than at the apex, with the apical and basal margins almost 

 straight and the posterior angle acute, pitchy black, turning some- 

 times to brown, obsoletely aciculate, and grooved in the centre ; 

 elytra elongated, subparallel, with the shoulders moderately rounded, 

 broader by one-third than the prothorax, a little ampliated behind, 

 plane, faintly striate in the median part of the disk only, pale 

 yellow, with a basal subquadrate infuscate patch below the scutellum, 

 an arrowhead- shaped discoidal one, and an extreme apical one 

 reaching from near the suture to the outer margin, the yellow black 

 ground consists thus of a lateral large anterior patch and a sub- 

 triangular undulate one past the middle; abdomen slightly infuscate. 

 Length 3-4 mm. ; width l^—lf mm. 



Hab. Cape Colony (Cape Town, Oudtshoorn), Natal (Frere, 

 Maritzburg), Transvaal (Zoutpansberg). 



Dromius affinis. 



Antennae slightly rufescent ; palpi and legs very pale yellow ; 

 head black, nearly smooth ; prothorax pale yellowish red, faintly 



