Chumma Jocqué, 2001

Genus Chumma Jocqué, 2001

Key to the species of Chumma

Species included:

C. bicolor sp. nov. ♀

C. foliata sp. nov. ♂ ♀

C. gastroperforata Jocqué, 2001 ♂ ♀

C. inquieta Jocqué, 2001 ♂ ♀

C. interfluvialis sp. nov. ♂ ♀

C. lesotho sp. nov. ♀

C. striata sp. nov. ♂ ♀

C. subridens sp. nov. ♂ ♀

C. tsitsikamma sp. nov. ♂

1. Males ………………………………………………………………………………………………2

– Females ……………………………………………………………………………………………8

2. Abdomen with two pairs of deep depressions ( Figs 7B View Fig , 11 View Fig A–B) …………………………………3

– Abdomen without deep depressions ( Fig. 3A View Fig ) ……………………………………………………5

3. Pointed prong of dorsal RTA separate from truncated part and more than half as long ( Fig. 11 View Fig C–E) ……………………………………………………………………………… C. tsitsikamma sp. nov.

– Pointed prong of dorsal RTA inserted on truncated part and much shorter ………………………4

4. Pointed prong of dorsal RTA inserted near base of truncated part; palpal tibia longer than wide ( Jocqué 2001: fig. 10b–c) ……………………………………… C. gastroperforata Jocqué, 2001

– Pointed prong of dorsal RTA inserted near tip of truncated part; palpal tibia as wide as long ( Fig. 7 View Fig C–E) ……………………………………………………………………… C. striata sp. nov.

5. Tegulum with long slender and short sharp processes pointing forward; dorsal part of RTA broad, foliate ( Figs 2B View Fig , 3 View Fig C–D) ………………………………………………………… C. foliata sp. nov.

– Tegulum without pointed processes; dorsal part of RTA smaller …………………………………6

6. Cymbium with retrolateral posterior extension and prolateral basal knob ( Jocqué 2001: fig. 6a–c) …………………………………………………………………………… C. inquieta Jocqué, 2001

– Cymbium without prolateral knob …………………………………………………………………7

7. P III with four prolateral spines; embolus short, not sinuous ( Figs 8C View Fig , 9C View Fig ) … C. subridens sp. nov.

– P III without spines; embolus long, sinuous ( Figs 4C View Fig , 5C View Fig ) ………………… C. interfluvialis sp. nov.

8. Epigyne with two large openings separated by broad septum ( Fig. 3E View Fig ); spermathecae oval, slightly more than their shortest diameter apart ( Fig. 3F View Fig ) ……………………………… C. foliata sp. nov.

– Epigyne never with large openings; spermathecae not so far apart …………………………………9

9. Dorsum of abdomen with contrasting dark lateral patches ( Fig. 1 View Fig A–B); epigyne on either side with group of setae converging toward the centre ( Fig. 2A View Fig ); copulatory ducts each with large anterior atrium ( Fig. 1E View Fig ) ……………………………………………………… C. bicolor sp. nov.

– Dorsum of abdomen uniform; epigyne without groups of converging setae; copulatory ducts without anterior atrium ……………………………………………………………………………………10

10. Epigyne with dark oval or triangular septum in the middle near posterior margin ( Figs 4E View Fig , 6C View Fig , 7F View Fig ) ……………………………………………………………………………………………………11

– Epigyne without dark central septum ( Fig. 9F View Fig ) ……………………………………………………13

11. Scutum covering ¾ of dorsum ( Fig 7A View Fig ); white spots behind sockets of dorsal abdominal setae absent; spermathecae subcircular, ¾ of their diameter apart ( Fig. 7G View Fig )…………………… C. striata sp. nov.

– Scutum covering at least ¾ of dorsum; white spots behind sockets of dorsal abdominal setae large; spermathecae closer ………………………………………………………………………………12

12. Spermathecae subglobular; with small anterior protuberance ( Fig. 6D View Fig ) ………… C. lesotho sp. nov.

– Spermathecae oval; without anterior protuberance ( Fig. 4F View Fig ) ……………… C. interfluvialis sp. nov.

13. Posterior margin of epigyne deeply incurved leaving membranous area ( Jocqué 2001: fig. 7a) …… …………………………………………………………………………… C. inquieta Jocqué, 2001

– Posterior rim of epigyne not deeply incurved ……………………………………………………14

14. Posterior margin of epigyne with small indentation; with two large dark areas converging towards the back ( Jocqué 2001: fig. 11a); profile of spermathecae in dorsal view almost quadrangular with concave sides ( Fig. 7H View Fig ) ………………… C. gastroperforata Jocqué, 2001

– Posterior dark margin of epigyne slightly procurved without indentation; with two widely separated, small dark areas ( Figs 8E View Fig , 9F View Fig ); profile of spermathecae in dorsal view oval, in front with short straight stretch ( Fig. 9G View Fig ) ………………………………………… C. subridens sp. nov.