Taxon classification Animalia Orthoptera Phaneropteridae

Symmetrokarschia africana (Brunner von Wattenwyl, 1878) comb. n. Figs 7-13

Material examined.

Cameroon, Chinchoxo (2♀) (MfN); Angola, Dundo (1♂) (MCNM).

Redescription.

Fastigium of vertex compressed, narrower than first antennal segment, sulcate above (Fig. 9). Eyes oval, prominent, without fronto-genal carinae. Pronotum just depressed, fore part with just definite lateral carinae, central and hind parts with vague lateral carinae; fore margin slightly concave, posterior margin rounded; surface dotted, matt (Figs 7-9). Fore coxae with a long spine (Fig. 10). Fore tibiae with open tympanum on each side, furrowed on upper border. Fore and mid femora with 3-5 spines, hind femora with 5-8 inner ventral and 6-7 outer ventral spines. Fore and mid tibiae with 1 dorsal and 1 ventral spur, hind tibiae with 3 apical spurs on each side. Male tenth tergite laminate and protruding, with straight posterior margin, cerci little in-curved, with flat apex and pointed, sub-genital plate long, narrow, with obtuse and short cut apex, styli absent (Fig. 13b). Ovipositor well developed, sharply bent upwards near the base, shorter than pronotum, with upper border and apex of lower border finely serrate (Fig. 12), sub-genital plate triangular and pointed (Fig. 11). Tegmina are oval, more pronounced in the female (Fig. 7) than in male (Fig. 13a).

Distribution.

Democratic Republic of Congo, Cameroon and Angola.