Rhyncaphytoptus

Xue, Xiao-Feng, Song, Zi-Wei & Hong, Xiao-Yue, 2006, Six new species of Rhyncaphytoptinae from northwestern China (Acari: Eriophyoidea: Diptilomiopidae), Zootaxa 1225, pp. 1-19 : 2-4

Key to the species of Rhyncaphytoptus from China

1 Coxal area with granules or short lines ......................................................................... 2

­ Coxal area smooth....................................................................................................... 13

2 Opisthosoma with smooth dorsal annuli ....................................................................... 3

­ Opisthosoma with microtuberculate dorsal annuli........................................................ 6

3 Prodorsal shield smooth ............................................... Rhyncaphytoptus ziziphi Kuang

­ Prodorsal shield with median, admedian lines .............................................................. 4

4 Median and submedian lines separate ................... Rhyncaphytoptus mori Liu & Kuang

­ Median and submedian lines connected........................................................................ 5

5 Prodorsal shield with many dashes, setae h1 present .. Rhyncaphytoptus fabris sp. nov.

­ Prodorsal shield without dashes, setae h1 absent............................................................ .................................................................... Rhyncaphytoptus lonicerae Kuang & Zhao

6 Female genital coverflap with longitudinal ridges.......................................................... ..................................................................... Rhyncaphytoptus longipalpis Xue & Hong

­ Female genital coverflap smooth .................................................................................. 7

7 Setae h1 absent.............................................................................................................. 8

­ Setae h1 present........................................................................................................... 10

8 Coxal area with short lines, median line absent. Rhyncaphytoptus illicis Kuang & Luo

­ Coxal area with granules, median line present.............................................................. 9

9 Median and admedian lines on prodorsal shield connected by transverse line, empo­ dium 5­rayed, solenidion knobbed ............ Rhyncaphytoptus taihangensis Xue & Hong

­ Median and admedian lines on prodorsal shield separate, empodium 6­rayed, solenid­

ion tapered .................................................. Rhyncaphytoptus papyriferae Xue & Hong 10 Prodorsal shield smooth .................................... Rhyncaphytoptus cotoneasteri sp. nov.

­ Prodorsal shield with dashes or lines .......................................................................... 11

11 Empodium 5­rayed ................................................. Rhyncaphytoptus potentillae Keifer

­ Empodium 7­rayed...................................................................................................... 12

12 Prodorsal shield with many dashes, scapular setae (sc) very long.................................. .................................................................................... Rhyncaphytoptus abiesis sp. nov.

­ Prodorsal shield with median, admedian and submedian lines, scapular setae (sc) mod­ erate long ................................................................... Rhyncaphytoptus fargesii sp. nov.

13 Opisthosoma with smooth dorsal annuli ..................................................................... 14

­ Opisthosoma with microtuberculate dorsal annuli...................................................... 20

14 Prodorsal shield smooth .............................................................................................. 15

­ Prodorsal shied with designs ....................................................................................... 16

15 Scapular tubercles on rear shield margin, paraxial tibial setae (l’) located 1/3 from dor­ sal base .................................................... Rhyncaphytoptus lushanensis Kuang & Zhao

­ Scapular tubercles ahead of rear shield margin, paraxial tibial setae (l’) located 2/3 from dorsal base ........................................... Rhyncaphytoptus microstegii Wei & Feng

16 Setae h1 present............................................. Rhyncaphytoptus betulae Kuang & Hong

­ Setae h1 absent............................................................................................................ 17

17 Scapular setae (sc) projecting posterior .......................... Rhyncaphytoptus boczeki Hall

­ Scapular setae (sc) projecting forward ........................................................................ 18

18 Empodium 5­rayed ............................................... Rhyncaphytoptus ulmivigrans Keifer

­ Empodium more than 6­rayed..................................................................................... 19

19 Median and admedian lines connected at basal 1/3 and 2/3, empodium 6 to 7­rayed .... ................................................................. Rhyncaphytoptus zhongshani Zhao & Kuang

­ Median and admedian lines separate, empodium 8­rayed .............................................. .................................................................... Rhyncaphytoptus jiangsuensis Xin & Dong

20 Female genital coverflap with longitudinal ridges...................................................... 21

­ Female genital coverflap smooth ................................................................................ 22

21 Scapular setae (sc) projecting posterior, median and admedian lines connected at basal 2/3 ........................................................................ Rhyncaphytoptus cryptomerus Huang

­ Scapular setae (sc) projecting forward, median and admedian lines connected at basal 1/3 and 2/3 ....................................................... Rhyncaphytoptus acer Chen, Wei & Qin

22 Setae h1 absent .............................................. Rhyncaphytoptus ipomoeae Kuang & Shi

­ Setae h1 present........................................................................................................... 23

23 Dorsal annuli with round microtubercles, empodium 6­rayed........................................ .......................................................................... Rhyncaphytoptus celtis Kuang & Hong

­ Dorsal annuli with spiny microtubercles, empodium 5­rayed .................................... 24

24 Median line distinct on prodorsal shield ..................................................................... 25

­ Median line obscure on prodorsal shield................ Rhyncaphytoptus ulmi Xin & Dong

25 Dorsal annuli with spiny microtubercles on rear annular margins, submedian lines incomplete ............................................. Rhyncaphytoptus caricae Zhao & Kuang

­ Dorsal annuli with spiny microtubercles ahead of rear annular margins, submedian lines complete .................................................. Rhyncaphytoptus hangzhouensis Kuang