Key to the species of the Anthaxia (H.) dispar species-group

1- Dorsal surface asetose, body black, lustrous with intensive, green lustre; pronotal disc with rough, transverse rugae (Fig. 12); inner margin of male metatibiae only very weakly emarginate preapically with very weak inner serrations (Fig. 26); aedeagus (Fig. 19) almost parallel-sided, elongate; 5.5–6.9 mm; Kenya, Tanzania .......................... A. (H.) keniae Théry

– Entire dorsal surface matt with rather long, sometimes almost lanuginose, brown-red or rusty pubescence (Figs. 2, 5, 10); sculpture of pronotal disc consisting of fine, simple punctures or fine, polygonal cells with large central grains............... 2

2 – Pronotal sculpture consisting of fine, simple punctures or fine, transverse polygonal cells on disc and small, polygonal cells with central grains on lateroposterior depressions; wedge-shaped species......................................... 4

– Pronotal sculpture consisting of fine polygonal cells with large central grains; subparallel species (Figs 3,5,15).......... 3

3 - Smaller species, distal antennomeres of male (4–10) much wider than long; vertex as wide as width of eye; pronotal sculpture homogeneous, lateroposterior depressions missing (Fig. 3); aedeagus (Fig. 20) short, almost spindle-shaped, weakly sclerotised; 4.8 mm; Zimbabwe ...................................................... A. (H.) komareki Obenberger

– Larger species, distal antennomeres of male (4–10) as long as wide or longer; vertex about 0.6 times as wide as width of eye; pronotum with very fine, medial, lustrous line at posterior half, lateroposterior depressions shallow, wide (Figs 5, 15); aedeagus (Fig. 22) long, almost parallel-sided at basal two thirds, well-sclerotised; 6.1–7.8 mm; Mozambique, Zambia .......................................................................................... A. (H.) pilifrons Kerremans

4– Blue species, elytra twice as long as wide; sculpture of pronotal disc consisting of fine, transverse, polygonal cells without central grains (Fig. 8); anal ventrite of male widely truncate to shallowly emarginate; male metatibiae with sharp inner serrations (Fig. 24); aedeagus (Fig. 17) widely spindle-shaped, flattened; 7.5–8.6 mm; DRC .............. A. (H.) caerulea sp. nov.

– Dark bronze or red-bronze species, elytra 1.7–1.9 times as long as wide; sculpture of pronotal disc consisting of fine, simple punctures; anal ventrite of male narrowly rounded; male metatibiae with very fine, inner serrations; aedeagus narrower.... 5

5– Pronotum 1.6–1.7 times as wide as long; elytra uneven, 1.7–1.8 times as long as wide; male metatibiae with rather sharp, inner serrations (Fig. 25); parameres with large, sharp, dorsolateral projection at posterior third (Fig. 18); 6.3–9.3 mm; CAR, DRC, Kenya, Malawi, Mozambique, RSA, Rwanda, Tanzania, Uganda, Zambia, Zimbabwe .......... A. (H.) dispar Kerremans

– Pronotum 1.8–1.9 times as wide as long; elytra only very weakly uneven, 1.8–1.9 times as long as wide; male metatibiae without or with very fine, inner serrations (Fig. 23) or with small group of fine teeth at anterior part of inner emargination (Fig. 23); parameres without sharp, projection at posterior third or only with small, hardly visible, obtuse projection.............. 6

6 – Male metatibiae wider, flattened, without distinct, inner serrations (Fig. 27); frons flat to weakly depressed; frontal pubescence denser and longer on postclypeal part of frons; aedeagus – (Fig. 21); 5.7–7.8 mm; Benin, Burkina Faso, Cameroun, Ivory Coast, Senegal, Sierra Leone, Togo ...................................................... A. (H.) occidentalis sp. nov.

– Male metatibiae narrower with small group of fine teeth at anterior part of inner emargination (Fig. 23); frons very weakly convex; frontal pubescence short, homogeneous; aedeagus – (Fig. 16); 5.7 mm; Ethiopia ....... A. (H.) aethiopica sp. nov.