S. Mahunka szerk.: Folia Entomologica Hungarica 34/1. (Budapest, 1981)
17 (22) Black or blackish red species. 18 (19) Intervals of elytra on apex much narrower than on basis. Scutellum very long and narrow. Clypeus with two obtuse angles. Hind metatarsi somewhat shorter than upper thorn and as long as next two joints together. 5 mm. - RSA (Cape Province) rubricosus Boheman, 1857 19 (13) Intervals of elytra on apex much narrower than on basis. 20 (21) Basis of pronotum without a dense row of big punctures. Genae dinstinctly produced beyond eyes. Disc of pronotum with unequal punctures. Hind metatarsi shorter than upper thorn and somewhat longer than next two jointe together. 5-6.5 mm. - RSA (Transvaal, Natal, Cape Province), SWA-Namibia (= picipee Klug, 1855) impurus Roth, 1851 21 (20) Basis of pronotum with a dense row of big punctures. Genae not produced. Disc of pronotum with equal punctures. Legs similar as In preceding species. 5 mm. - RSA (Natal) tschakai Petrovitz, 1964 22 (17) At least elytra yellow or yellowish brown. 23 (24) Genae rounded, weakly produced beyond eyes. Posterior angles of pronotum lightly truncated, but not emarginated. Elytra shiny, sides often dark. Páraméra broader, on apex incised. 5-6 mm. - RSA (Transvaal), (= posticus Boheman, 1857) russatus Erichson, 1842 24 (23) Genae big, strongly produced. Posterior angles of pronotum emarginate. Elytra reticulate, oily. Páraméra narrow, on apex not Incised. 6 mm. - RSA (Transvaal, Natal), Bechuanaland, (= pseudorussatuo Petrovitz, 1967) dubjosus Péringuey, 1901 25 (16) Hind metatarsi as long as next three joints together or scarcely shorter. Frontal tubercles small. Hind angles of pronotum emarginate, basis without border. Hind metatarsi longer than upper thorn. 7-9 mm. - RSA kos hantschikovi Paulian, 1934 26 (11) Front only with a blunt knob. 27 (28) Basis of elytra finely carinated. Hind metatarsi much longer than upper thorn. 3.8 mm. - Angola (ferreirae Petrovitz, 1971) 28 (27) Basis of elytra not carinated. 29 (30) Frontal knob (between frontal suture and apical margin) distinctly raised, because surface on both sides of knob impressed. Reddish brown, head and pronotum darker. Genae weakly produced. Apical bristles of hind tibiae unequal, hind metatarsi about as long as upper thorn and as next three joints together. 5-6 mm. - RSA (Cape Province), SWANamibia, (= impressipennis Schmidt, 1908), Cf. also in group Cinacanthus: intercalaris Péringuey, 1901. 30 (29) Frontal knob weak, without impressions beside. 31 (34! Intervals 4,6,8 and 10 strongly abbreviated behind. 32 (33) Black shiny. Clypeus weakly emarginate. Only sides of pronotum with small punctures. Apical bristles of hind tibiae equal, hind metatarsi as long as upper thorn and about as next three joints together. 6.5-7 mm. - RSA? neghellinus Balthasar, 1939 33 (32) Reddish yellow, elytra yellow, sides often dark. Clypeus distinctly emarginate. Fourth interval of elytra not abbreviated. Apical bristles of hind tibiae unequal, tarsal joints as in preceding species. 5.5-7 mm. - RSA (Transvaal) d iscoidalis Boheman, 1857 Aberrative forms: 1. Elytra yellow or sides and apex black forma typica 2. Elytra black or almost black ab. satana s Paulian, 1944 34 (31) Intervals 4, 6, 8 and 10 not abbreviated. 35 (38) Punctures of elytral striae notching sides of intervals. 36 (37) Black to dark reddish brown, legs red. Clypeus scarcely emarginate, finely bordered. Genae scarcely produced. Pronotum with big, rather sparse punctures. Hind metatarsi longer than upper thorn of hind tibiae and as long as next three joints together. 3-4 mm. - RSA (Transvaal, Natal) anthrax Gerstäcker, 1871 37 (36) Yellow to brown, head and pronotum black. Clypeus weakly emarginate and very broadly upturned. After diagnosis: "The longer thorn of posterior tibiae longer than two next joints together." 4-4.5 mm. - SWA-Namibia oka tum banus Balthasar, 1946 38 (35) Punctures of elytral striae not notching sides of intervals (viewed from above). 39 (42) Ground colour yellow, surface partly dark. 40 (41) Clypeus weakly emarginate, genae angulated. Sides of pronotum straight and diverging backward, surface finely punctate, mixed with bigger punctures. Hind metatarsi as long
