1904. | Catalogue of the Coleoptera of South Africa. 73 
densely but not deeply punctate, very broad behind, plainly narrowed 
towards the apex and slightly bi-sinuate behind, sides ciliate, posterior 
angles obtuse, not sharp; scutellum long, shaped as a triangle rounded 
at apex, and roughly punctate ; elytra little wider than the prothorax,. 
convex, and twice and a half its length, somewhat ampliated towards 
the apex, broadly rounded together and declivous there, obsoletely 
striate and densely punctate, lateral margin ciliate; anterior 
tibiz obtusely tri-dentate ; pectus shining, densely punctate ; abdo- 
minal segments more roughly punctate transversely in the middle; 
pygidium convex, moderately shining, triangular, with the angles 
rounded, and distinctly densely punctate. 
Length 5-6 mm.; width 3-4 mm. 
Hab. Boroma, on the Zambesi River.”’ 
Herr Brenske identified my Autoserica concordans with S. 
zambesina, Brancs., but I think that it is a mistake. 
SERICA CARBONARIA, Burm., 
Handb. d. Entomol., iv., 2, p. 167. 
«Antenne 10-jointed, body in general shorter and more 
spherical, mesosternum broader, coxee considerably remote (Oma- 
lopia) Muls. 
Intensely black, and with a pearly sheen; elytra completely 
opaque, striate, clypeus shiny. 
Length 23 lin. 
Short and compact, uniformly black, under side and pronotum 
with a bright pearly glance, finely punctured ; clypeus shiny, densely 
punctured; elytra completely opaque, distinctly striate, finely 
punctate, in each puncture a grey, small puncture; antenne and 
legs shining black, the joints brown. 
Hab. South Africa.” 
SERICA ROBUSTA, Blanch., 
Catal. Coll. Ent., 1850, p. 79. 
‘“‘Ovate, very thick, black, moderately shiny; head very wide, 
punctate; clypeus coarctate, angular, carinate in the middle ; 
antenne ferruginous, club black, a little shorter than the pedicel ; 
prothorax broad, convex, shiny, slightly punctate all over, and 
having some fulvous lateral hairs; scutellum black, punctate ; 
elytra convex, striate, punctate all over; dark red, with a purplish 
sheen, suture and outer margin blackish ; legs piceous, posterior 
