Klinckowstroemia

Villegas-Guzmán, Gabriel A., Reyes-Castillo, Pedro & Pérez, Tila M., 2011, New species of Klinckowstroemia Baker & Wharton, 1952 (Acari: Klinckowstroemiidae), associated with passalid beetles from Mexico and Panama, Zootaxa 2747, pp. 19-36 : 35-36

Key to the species of Klinckowstroemia based on females (modified from Rosario & Hunter, 1988).

1. Medial margins of latigynal shields wavy ( Fig. 2 )............................................................ 2

- Medial margins of latigynal shields straight or pointed, never wavy ( Fig. 7 A)...................................... 8

2. Sternal and latigynal setae barbed and/or serrated............................................................. 4

- Sternal and latigynal setae smooth......................................................................... 3

3. All sternal setae of equal length.............................................................. K. simplesetosa

- Sternal setae st 2, st 3 and st 4 are microsetae ( Fig. 2 G)................................................ .. K. pennula

4. With four pairs of setae a; st 1 long and barbed, not serrated............................................... K. scotti

- With one pair of setae a, st 1 serrated, not barbed.............................................................5

5. Seta st 1 long (31–40) and serrated, setae st 3 and st 4 are medium and/or microsetae.................................6

- Seta st 1 medium (21–29) and serrated, setae st 3 and st 4 are short....................................... K. montanoi

6. Setae st 3 of medium length..............................................................................7

- Setae st 3 and st 4 are microsetae................................................................... K. valdezi

7. Seta st 4 short................................................................................ K. victoriae

- Seta st 4 a microseta ( Fig. 4 H).................................................................... K. melissae

8. Sternal seta st 1 barbed or bifurcate........................................................................ 9

- Sternal seta st 1 smooth................................................................................ 19

9. Sternal seta st 1 barbed................................................................................. 10

- Sternal seta st 1 bifurcate...................................................................... .. K. bifurcata

10. Sternal seta st 2 barbed................................................................................. 11

- Sternal seta st 2 smooth................................................................................. 14

11. Sternal setae st 3 and st 4 smooth.................................................................. K. candidoi

- Sternal setae st 3 and st 4 barbed and serrated................................................................ 12

12. Sternal seta st 1 very long, st 2 and st 3 medium; with 6–10 serrated setae on latigynal shields................ K. santibanezi

- Sternal setae st 1, st 2 and st 3 are long and serrated........................................................... 13

13. Sternal shield granulated..................................................................... K. ballesterosi

- Sternal shield reticulated ( Fig. 7 A)............................................................... K. oconnori

14. Mesogynal shield rounded anteriorly.......................................................... K. atramaculata

- Mesogynal shield pointed anteriorly...................................................................... 15

15. Medial margins of latigynal shields pointed..................................................... K. tapachulensis

- Medial margins of latigynal shields truncate............................................................... 16

16. Seta st 2 short or medium; body more than 900 µm long...................................................... 17

- Seta st 2 microseta, body less than 900 µm long............................................................. 18

17. Seta st 1 is the longest of sternal setae............................................................. K. schusteri

- Seta st 3 is the longest of sternal setae.............................................................. K. cristinae

18. Latigynal shields with 4–6 setae setae st 3 and st 4 microsetae..................................... K. brevimarginata

- Latigynal shields with three setae, setae st 3 and st 4 short......................................... K. rectimarginata

19. Two pairs of setae on latigynal shield............................................................. K. tragardhi

- More than two pairs of setae on latigynal shields............................................................ 20

20. Posterior margin of ventral shield concave......................................................... K. concava

- Posterior margin of ventral shield truncate................................................................. 21

21. Mesogynal shield extending anteriorly to sternogynal shield; medial margins of latigynal shields pointed............... 22

- Mesogynal shield not extending anteriorly to sternogynal shield; medial margins of latigynal shields truncated........... 26

22. Mesogynal shield extending anteriorly to sternogynal shield slightly............................................ 23

- Mesogynal shield extending anteriorly to sternogynal shield deeply............................................. 24

23. Seta st 1 microseta, st 2 short and simple, hyp 3 serrated................................................ K. franckei

- Seta st 1 short and simple, st 2 microseta, hyp 3 simple.................................................. K. hunteri

24. Lateral margins of mesogynal shield concave; all sternal setae of equal length......................... K. multisetillosa

- Lateral margins of mesogynal shield straight............................................................... 25

25. Sternal setae medium length, sternal and sternogynal shields reticulated..................................... K. starri

- Sternal setae are microsetae, sternal and sternogynal shields granulated ( Fig. 6 C).............................. K. stilla

26. Lateral margins of mesogynal shield concave; five or six pairs of setae on latigynal shield.................. K. grabowskii

- Lateral margins of mesogynal shield straight; three or four pairs of setae on latigynal shield.......................... 27

27. Sternal seta st 2 shorter than st 3 and st 4; three pairs of setae on latigynal shields.............................. K. reyesi Sternal seta st 2 longer than st 3 and st 4; four pairs of setae on latigynal shields.............................. K. truncata

Figures

FIGURE 2. Klinckowstroemia pennula sp. nov. Female: (A) Gnathosoma. (B) Presternal and seta st 1. (C) Seta st 1. (D) Sternal shield. (E) Genital shield. (F) Seta pv 1 on leg IV. Male: (G) Sternal shield. (H) Presternal and seta st 1.

FIGURE 4. Klinckowstroemia melissae sp. nov. Female: (A) Genital shield. (B) Gnathosoma. (C) Presternal and seta st 1. (D) Seta st 1. (E) Sternal shield. (F) Anal shield. Male: (G). Presternal and seta st 1. (H) Sternal shield.

FIGURE 6. Klinckowstroemia stilla sp. nov. Female: (A) Gnathosoma. (B) Genital shield. C) Sterna shield. (D) Presternal and seta st 1. (E) Seta st 1. (F) Seta pv 1 on leg IV. (G) Ventral shield. (H) Anal shield.

FIGURE 7. Klinckowstroemia oconnori sp. nov. (A) Body female ventral view, scale = 200 µm. (B) Body male ventral view, scale = 200 µm.