Rhyncaphytoptus

Song, Zi-Wei, Xue, Xiao-Feng & Hong, Xiao-Yue, 2009, Four new species of Rhyncaphytoptus from Tibet Autonomous Region, China (Acari: Eriophyoidea: Diptilomiopidae), Zootaxa 2196, pp. 31-47 : 32-34

Key to the species of Rhyncaphytoptus in China

1 Coxal area smooth ........................................................................................................................................................ 2

- Coxal area with granules or short lines....................................................................................................................... 30

2 Female genital coverflap with longitudinal ridges, granules or lines ........................................................................... 3

- Female genital coverflap smooth .................................................................................................................................. 8

3 Female genital coverflap with granules or transverse lines at base.............................................................................. 4

- Female genital coverflap with longitudinal ridges ....................................................................................................... 6

4 Female genital coverflap with only granules at base .................................................................................................... 5

- Female genital coverflap with only transverse lines at base........................................................................................... ............................................................................................. Rhyncaphytoptus boczeki Hall, 1967 ; Kuang et al., 2005

5 Prodorsal shield design with incomplete median line, scapular tubercles located on rear shield margin, tarsal empo- dium 6-rayed, tarsal solenidion knobbed ....................................... Rhyncaphytoptus yilisis Song, Xue & Hong, 2007

- Prodorsal shield design without median line, scapular tubercles located ahead of rear margin, tarsal empodium 5- rayed, tarsal solenidion tapered...................................................... Rhyncaphytoptus funali Xue, Song & Hong, 2009

6 Female genital coverflap with two rows of ridges........................................................................................................ 7

- Female genital coverflap with only one row of ridges, with 9 longitudinal ridges ........................................................ ................................................................................................................. Rhyncaphytoptus cryptomerus Huang, 2001

7 Prodorsal shield design with median, admedian and submedian lines complete; tarsal empodium 6-rayed; accessory setae (h1) absent.................................................................................. Rhyncaphytoptus acer Chen, Wei & Qin, 2004

- Prodorsal shield design with submedian lines incomplete; tarsal empodium 5-rayed; accessory setae (h1) present .... ................................................................................................ Rhyncaphytoptus brassaiopsus Wei, Wang & Li, 2009

8 Prodorsal shield smooth................................................................................................................................................ 9

- Prodorsal shield design with lines .............................................................................................................................. 12

9 Ventral annuli smooth ....................................................................... Rhyncaphytoptus microstegii Wei & Feng, 1999

- Ventral annuli with microtubercles ............................................................................................................................. 10

10 Dorsal annuli with round microtubercles .................. Rhyncaphytoptus lushanensis hupehensis Kuang & Hong, 1991

- Dorsal annuli smooth .................................................................................................................................................. 11

11 Accessory setae (h1) present, prodorsal shield with long and broad frontal lobe, tarsal empodium 6-rayed, and solen- idion tapered........................................................................ Rhyncaphytoptus guanegounis Song, Xue & Hong, 2007

- Accessory setae (h1) absent, prodorsal shield without frontal lobe, tarsal empodium 7-rayed, and solenidion rod-like ...................................................................................................... Rhyncaphytoptus lushanensis Kuang & Zhao, 1987

12 Dorsal annuli smooth, at least anterior 4/5 of the opisthosoma smooth..................................................................... 13

- Dorsal annuli with microtubercles.............................................................................................................................. 20

13 Dorsal annuli uneven, dorsal 2/3 anterior central annuli broader than lateral................................................................ ...................................................................................................... Rhyncaphytoptus ulmiss Song, Xue & Hong, 2007

- Dorsal annuli uniform and rounded ............................................................................................................................ 14

14 Accessory setae (h1) present....................................................................................................................................... 15

- Accessory setae (h1) absent........................................................................................................................................ 17

15 Prodorsal shield with incomplete median, complete admedian and submedian lines, scapular tubercles longer than usual ...................................................................................................................... Rhyncaphytoptus buxifoliae sp. nov.

- Prodorsal shield with median line absent, scapular tubercles normal ........................................................................ 16

16 Prodorsal shield with median and submedian lines absent, admedian lines incomplete; V-shape mark located between admedian lines near rear margin........................................... Rhyncaphytoptus betulae Kuang & Hong, 1990

- Prodorsal shield with median and admedian lines absent, submedian lines incomplete, two inconspicuous hollows present near rear shield margin ........................................................................... Rhyncaphytoptus acutifoliae sp. nov.

17 Dorsal opisthosoma with three longitudinal ridges, middorsal ridge short and ending in a furrow............................... ...................................................................................................... Rhyncaphytoptus fengi Wang, Wei & Cheng, 2007

- Dorsal opisthosoma evenly rounded and without ridge or furrow.............................................................................. 18

18 Prodorsal shield with frontal lobe present, paraxial tibial seta (l') located 1/3 from dorsal base ................................... ...................................................................................................... Rhyncaphytoptus zhongshani Zhao & Kuang, 1998

- Prodorsal shield without frontal lobe, paraxial tibial seta (l') located 1/2 from dorsal base ...................................... 19

19 Prodorsal shield design with complete median and admedian lines, submedian lines incomplete, empodium 7-rayed ......................................................................................... Rhyncaphytoptus guangxiensis Wang, Wei & Cheng, 2007

- Prodorsal shield design with inconspicuous median line and complete admedian lines, empodium 8-rayed. .............. ........................................................................................................ Rhyncaphytoptus jiangsuensis Xin & Dong, 1981

20 Accessory setae (h1) absent........................................................................................................................................ 21

- Accessory setae (h1) present....................................................................................................................................... 22

21 Prodorsal shield design with incomplete median and submedian lines, with granules on anterior margin of shield; tarsal empodium 7-rayed, solenidion rod-like; dorsal annuli with elliptical microtubercles.......................................... ........................................................................... Rhyncaphytoptus ipomoeae Kuang & Shi, 1990; Kuang et al., 1990

- Prodorsal shield design with complete median and submedian lines, without granules on shield; tarsal empodium 6- rayed, solenidion knobbed; dorsal annuli with filamentous microtubercles................................................................... .................................................................................................. Rhyncaphytoptus debregeasus Wei, Wang & Li, 2009

22 Empodium 5 or 6-rayed .............................................................................................................................................. 23

- Empodium more than 7-rayed .................................................................................................................................... 29

23 Empodium 6-rayed, dorsal annuli with round microtubercles ................................................................................... 24

- Empodium 5-rayed, dorsal annuli with triangular, spiny or tapered microtubercles.................................................. 25

24 Prodorsal shield design with discontinuous and incomplete median line and complete admedian lines, paraxial tibial seta (l') located in proximal 1/3................................................... Rhyncaphytoptus tiliarium Song, Xue & Hong, 2007

- Prodorsal shield design with complete all lines, paraxial tibial seta (l') located in proximal 1/2................................... ............................................................................... Rhyncaphytoptus celtis Kuang & Hong, 1991; Kuang et al., 1991

25 Ventral annuli with triangular microtubercles ............................................................................................................ 26

- Ventral annuli with round microtubercles................................................................................................................... 28

26 Dorsal annuli only with spiny microtubercles laterally, otherwise smooth .................................................................... .......................................................................................... Rhyncaphytoptus ulmivagrans Keifer, 1939 b; Kuang, 1995

- Dorsal annuli with microtubercles all over the annuli................................................................................................ 27

27 Dorsal annuli with tapered microtubercles on rear annular margins .... Rhyncaphytoptus hangzhouensis Kuang, 1998

- Dorsal annuli with tapered microtubercles projecting posteriad from the rear annular margin ..................................... ............................................................................................................ Rhyncaphytoptus caricae Zhao & Kuang, 1998

28 Prodorsal shield design with inconspicuous median line, with complete admedian and submedian lines, without transverse line ............................................................................................. Rhyncaphytoptus ulmi Xin & Dong, 1981

- Prodorsal shield design with two transverse lines between median line and admedian lines ........................................ ...................................................................................... Rhyncaphytoptus ulmi chongqingensis Kuang & Hong, 1991

29 Dorsal annuli with tapered microtubercles on annular rear margins, empodium 9-rayed.............................................. ............................................................................................................................ Rhyncaphytoptus tibetirosae sp. nov.

- Dorsal annuli with linear microtubercles projecting posteriad from the rear annular margin, empodium hair-like ...... .......................................................................................................................... Rhyncaphytoptus tibetisalisis sp. nov.

30 Female genital coverflap smooth ................................................................................................................................ 31

- Female genital coverflap with 12 longitudinal ridges ..................... Rhyncaphytoptus longipalpis Xue & Hong, 2005

31 Accessory setae (h1) absent........................................................................................................................................ 32

- Accessory setae (h1) present....................................................................................................................................... 37

32 Dorsal annuli smooth .................................................................................................................................................. 33

- Dorsal annuli with microtubercles.............................................................................................................................. 34

33 Prodorsal shield scapular tubercles ahead of rear margin, paraxial tibial seta (l') located in proximal 2/3, setae f on 7th ventral annulus from rear ........................................................... Rhyncaphytoptus lonicerae Kuang & Zhao, 1987

- Prodorsal shield scapular tubercles on rear shield margin, paraxial tibial seta (l') located in proximal 1/2, setae f on 8th ventral annulus from rear. .................................................................... Rhyncaphytoptus mori Liu & Kuang, 1998

34 Prodorsal shield with only incomplete admedian lines, paraxial tibial seta (l') located in proximal 1/3, empodium 8- rayed.......................................................................... Rhyncaphytoptus illicis Kuang & Luo, 2005 ; Kuang et al., 2005

- Prodorsal shield with median, admedian and submedian lines present, paraxial tibial seta (l') located in proximal 1/2, empodium 5 or 6-rayed............................................................................................................................................... 35

35 Coxal area with short lines, prodorsal shield scapular tubercles on shield rear margin ................................................. ............................................................................................. Rhyncaphytoptus longyuwanis Song, Xue & Hong, 2007

- Coxal area with granules, prodorsal shield scapular tubercles near shield rear margin ............................................. 36

36 Empodium 5-rayed, dorsal annuli with short linear microtubercles, setae f on 8th ventral annulus from rear. ............. ........................................................................................................ Rhyncaphytoptus taihangensis Xue & Hong, 2005

- Empodium 6-rayed, dorsal annuli with round microtubercles, setae f on 9th ventral annulus from rear....................... ........................................................................................................ Rhyncaphytoptus papyriferae Xue & Hong, 2005

37 Prodorsal shield smooth.............................................................................................................................................. 38

- Prodorsal shield with lines or dashes.......................................................................................................................... 40

38 Dorsal annuli smooth, empodium 6 to 7-rayed................................................. Rhyncaphytoptus ziziphi Kuang, 2005

- Dorsal annuli with microtubercles, empodium 5-rayed.............................................................................................. 39

39 Dorsal annuli with beadlike microtubercles, setae f on 5th ventral annulus from rear................................................... ..................................................................................... Rhyncaphytoptus potentillae Keifer, 1962 ; Kuang et al., 2005

- Dorsal annuli with filament-like microtubercles, setae f on 6th ventral annulus from rear ........................................... .............................................................................................. Rhyncaphytoptus cotoneasteri Xue, Song & Hong, 2006

40 Coxal area I with short lines, coxal area II smooth ........................ Rhyncaphytoptus fabris Xue, Song & Hong, 2006

- Coxal area with granules............................................................................................................................................. 41

41 Prodorsal shield semicircular, entire surface with many dashes and without lines, prosternal apodeme present, setae f on 6th ventral annulus from rear. ................................................. Rhyncaphytoptus abiesis Xue, Song & Hong, 2006

- Prodorsal shield sub quadrangular; median line complete, admedian lines incomplete, submedian lines form network anterior, prosternal apodeme absent, setae f on 8th ventral annulus from rear...................................................... ..................................................................................................... Rhyncaphytoptus fargesis Xue, Song & Hong, 2006