Rotundabaloghia

Kontschán, Jenõ, 2008, Four new species of Rotundabaloghia Hirschmann, 1975 from East Africa (Acari: Uropodidae), Zootaxa 1853, pp. 18-30 : 28-29

Key to the East African species of Rotundabaloghia

1. Ventral shield with strongly sclerotised transverse depression ....... R . magnafoveolata Hirschmann, 1992a

- Ventral shield without strongly sclerotised transverse depression...............................................................2

2. Ventral shield with ornamentation ...............................................................................................................3

- Ventral shield without ornamentation........................................................................................................10

3. Genital shield of female with anterior process ............................................................................................4

- Genital shield of female without anterior process .......................................................................................5

4. Sternal setae St2 and St3 equal in length to St1 ( Fig. 3 ) ............................... R . rwandae Hirschmann, 1984

- Sternal setae St2 and St3 twice as long as St1 ( Fig. 26 ) .......................................... R . bukavuensis sp. nov.

5. V7 and V8 setae smooth and pointed ..........................................................................................................6

- V7 and V8 setae modified, distally pilose or subdivided ............................................................................7

6. V6 shorter than V7 and V8, pattern of genital shield of female maculate .... R . spatulata Kontschán, 2004

- V6 as long as V7 and V8, pattern of genital shield of female alveolar ..... R . lupangae Hirschmann, 1992a

7. V6 setae with short pilosity ................................................................. R . uluguruensis Hirschmann, 1992a

- V6 setae smooth...........................................................................................................................................8

8. V7 trifurcate, V8 star-like ( Fig. 21 ) .............................................................................. R . erinacea sp. nov.

- V7 and V8 setae distally pilose ...................................................................................................................9

9. Ventral shield with ornamentation near anal platelets; genital shield of female with alveolar ornamentation over whole surface .............................................................................. R . ukoguruensis Hirschmann, 1992a

- Ventral shield without ornamentation near anal platelets; central region of genital shield of female without ornamentation ............................................................................................ R . dodomae Hirschmann, 1992a

10. Sternal shield of male and genital shield of female ornamented ...............................................................11

- Sternal shield of male and genital shield of female without ornamentation (e.g. Fig. 10 )........................17

11. Genital shield of female with small alveolar ornamentation .....................................................................12

- Genital shield of female with large alveolar ornamentation on.................................................................14

12. Genital shield of female scutiform.............................................................................................................13

- Genital shield of female linguliform ....................................................... R . nguruensis Hirschmann, 1992a

13. Setae V6, V7, V8 long; V6 long enough to reach past base of V8, V7 projecting well beyond margin of idiosoma ........................................................................................................... R . pocsi Hirschmann, 1992a

- Setae V6, V7, V8 short; V6 not reaching V8, V7 not reaching margin of idiosoma .................................... .................................................................................................................. R . tanzaniae Hirschmann, 1992a

14. Genital shield of female with small anterior process .......................................... R . kikuyu Kontschán, 2004

- Genital shield of female without anterior process .....................................................................................15

15. V6 setae inserted near V2 ......................................................................... R . meruensis Hirschmann, 1992a

- V6 setae well separated from V2 ...............................................................................................................16

16. Distance between V6 and V2 equal to distance between V6 and V7 ...... R . heterochaeta Kontschán, 2004

- Distance between V6 and V2 shorter than distance between V6 and V7 ... R . africana Hirschmann, 1992a

17. All ventral setae smooth ............................................................................................................................18

- Ventral setae V6 and V7 with short pilosity ( Fig. 10 ) ................................................. R . splendida sp. nov.

18. Apical part of genital shield as wide as basal part ............................................ R . feherdii Kontschán, 2004

- Apical part of genital shield narrower than basal part (e.g. Fig. 15 ) .........................................................19

19. Distance between V6 and V8 equal to distance between V7 and V8 ........................................................20

- Distance between V6 and V8 shorter than distance between V7 and V8 .. R. kimbozae Hirschmann, 1992 a

20. V6 as long as V7 and V8 ............................................................................ R . lindqvisti Hirschmann, 1992a

- V6 shorter than V7 and V8 ( Fig. 15 ) ................................................................. R . lindqvistiformis sp. nov.

Figures

FIGURES 1 – 3. Rotundabaloghia rwandae Hirschmann, 1984. 1. Female, dorsal shield; 2. Female, dorsal setae; 3.

FIGURES 24 – 29. Rotundabaloghia bukavuensis sp. nov. 24. Female, dorsal shield; 25. female, dorsal shield seta; 26. Female, ventral idiosoma; 27. Female, gnathosoma; 28. Female, epistome; 39. Male, ventral idiosoma. Scale bar: a, 100 μm, b, 20 μm, c, 30 μm.

FIGURES 19 – 23. Rotundabaloghia erinacea sp. nov. 19. Female, dorsal shield; 20. Female, dorsal shield seta; 21. Female, ventral idiosoma; 22. Female, seta V 7; 23. Female, seta V 8. Scale bar: a, 100 μm, b, 30 μm.

FIGURES 8 – 13. Rotundabaloghia splendida sp. nov. 8. Female, dorsal shield; 9. Female, Y-shaped marginal seta; 10. Female, ventral idiosoma; 11. Female, gnathosoma; 12. Female, chelicera; 13. Male, ventral idiosoma. Scale bar: a, 100 μm, b, 20 μm, c, 50 μm.

FIGURES 14 – 18. Rotundabaloghia lindqvistiformis sp. nov. 14. Female, dorsal shield; 15. Female, ventral idiosoma; 16: Female, gnathosoma; 17. Female, chelicera, 18. male, ventral idiosoma. Scale bar: a, 100 μm, b, 50 μm, c, 20 μm.