Key to African species of Alycini

(The solenidial numbers concern only the adult stages).

1. Chelicerae beak-like, no cheliceral setae (Fig. 18; Uusitalo 2010: fig. 3). ( Pachygnathus Dugès, 1834)................. 2

- Chelicerae robust (Figs. 34, 135E, F)...................................................................... 3

2. Dorsal chaetotaxy holotrichous; 3 solenidia on femora I (Fig. 27)................................... P. nasutus sp. n.

- Dorsum neotrichous (Uusitalo 2010: fig. 53).................................................... Holarctic fauna

3. Cheliceral shafts elongated, evenly tapering (Figs. 68, 135F; Uusitalo 2010: fig. 5). ( Amphialycus Zachvatkin, 1949)...... 4

- Cheliceral shafts abruptly tapering into chelae (Fig. 135E). ( Alycus C.L. Koch, 1842). Naso absent; setae vi off prodorsal sclerite (cf. Holarctic denasutus) (Fig. 1; Uusitalo 2010: fig. 25); 1 solenidion on tibiae I; no solenidia on femora IV; 1 solenidion on femora I (Figs. 10, 11)............................................................. A. augrabiensis sp. n.

4. Both pairs of prodorsal sensilla filamentous; dorsum holotrichous (Fig. 31)....................................... 5

- Both pairs of prodorsal sensilla filamentous; dorsum neotrichous (Fig. 50)........................................ 6

5. Cheliceral seta present (Fig. 34); naso an obvious button (Fig. 30); 2 solenidia on tarsi I and 1 solenidion on tarsi II; 2 solenidia on genua III; 3 on genua I; 2 on femora I (Figs. 38, 39, 40)........................................ A. acacia sp. n.

- Cheliceral seta absent (Fig. 68); naso small, reduced (Fig. 64); 2 solenidia on tarsi I and 1 solenidion on tarsi II; 2 solenidia on genua III; 4 on genua I; 2 on femora I........................................................ A. mayteni sp. n.

6. Naso tapering, obvious, separating counterparts of setae vi (Figs. 48, 49); 2 solenidia on tarsi I and 2 solenidia on tarsi II (Figs. 55, 56); 2 solenidia on genua III; 3 on genua I; 2 on femora I...................................... A. adustus sp. n.

- Naso absent; setae vi very close to each other (Fig. 76); 2 solenidia on tarsi I and 1 solenidion on tarsi II; no solenidia on genua III; 3 on genua I; 1 on femora I.................................................... A. oblongus (Halbert, 1920)