New species of Klinckowstroemia Baker & Wharton, 1952 (Acari: Klinckowstroemiidae), associated with passalid beetles from Mexico and Panama Author Villegas-Guzmán, Gabriel A. Author Reyes-Castillo, Pedro Author Pérez, Tila M. text Zootaxa 2011 2747 19 36 journal article 10.5281/zenodo.207115 738d5a40-c72a-465d-9064-fc7b3964e829 1175-5326 207115 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