Tetra

Xue, Xiao-Feng, Song, Zi-Wei & Hong, Xiao-Yue, 2006, A taxonomic study of the genus Te t r a Keifer (Acari: Eriophyidae: Phyllocoptinae: Anthocoptini) from Shaanxi Province, China with descriptions of nine new species, Zootaxa 1249, pp. 1-22: 2-4

publication ID

http://doi.org/ 10.5281/zenodo.172971

publication LSID

lsid:zoobank.org:pub:87DD9A19-F8FF-43A3-AFD6-B9EA8355840B

persistent identifier

http://treatment.plazi.org/id/D90987DC-FF96-9111-FE8B-48D7FAF9FD43

treatment provided by

Plazi

scientific name

Tetra
status

 

Key to species in the genus Tetra  in China 

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

­ Coxal area with short lines or granules ....................................................................... 12

2 Setae h 1 absent .......................................................................... Tetra intermedia  Huang

­ Setae h 1 present............................................................................................................. 3

3 Empodium 7 ­rayed ....................................................................... Tetra yushania  Huang

­ Empodium 4 ­rayed........................................................................................................ 4

4 Coxal area with prosternal apodeme ....................................... Tetra similisforca  Huang

­ Coxal area without prosternal apodeme ........................................................................ 5

5 Shield design without median line ................................................................................ 6

­ Shield design with median line ..................................................................................... 8

6 Admedian lines on prodorsal shield separate .................................. Tetra acerii  sp. nov.

­ Admedian lines on prodorsal shield connected............................................................. 7

7 Admedian lines on prodorsal shield connected at basal 2 / 3 .............. Tetra toona  Huang

­ Admedian lines on prodorsal shield connected at base ............... Tetra sorbusis  sp. nov.

8 Shield design with median line separate from admedian lines ....... Tetra lucidi  sp. nov.

­ Shield design with median line connected with admedian lines................................... 9

9 Shield design with median line 1 / 3 anterior, female genital coverflap with 8 to 10 lon­ gitudinal ridges ........................................................ Tetra guiyangensis  Kuang & Hong

­ Shield design with median line 1 / 3 at base, female genital coverflap with more than 10 longitudinal ridges....................................................................................................... 10

10 Femur Ι and ΙΙ with longitudinal lines ......................... Tetra polygoni  Wei, Chen & Xie

­ Femur smooth.............................................................................................................. 11

11 Shield design with admedian lines connected at basal 1 / 3, admedian and submedian lines separate ........................................................... Tetra clerodendri  Wei, Chen & Xie

­ Shield design with admedian lines connected at basal 1 / 3 and 2 / 3, admedian and sub­ median lines connected ............................................................... Tetra smilaxis  sp. nov.

12 Coxal area with granules............................................................................................. 13

­ Coxal area with short lines .......................................................................................... 15

13 Female genital coverflap smooth, empodium 7 ­rayed ...................................................

..................................................................................... Tetra dalbergiae  Kuang & Zhuo ­ Female genital coverflap with 10 longitudinal ridges, empodium 4 ­rayed................. 14

14 Prodorsal shield with lateral lobe, dorsal annuli with elliptical microtubercles. ............ ................................................................................................. Tetra ningshanis  sp. nov.

­ Prodorsal shield without lateral lobe, dorsal annuli with spiny microtubercles.............. .......................................................................................... Tetra suspensae  Xue & Hong

15 Dorsal annuli with microtubercles .............................................................................. 16

­ Dorsal annuli smooth .................................................................................................. 23

16 Empodium 2 ­rayed ...................................................................... Tetra concava  (Keifer)

­ Empodium more than 2 ­rayed..................................................................................... 17

17 Dorsal annuli with elliptical microtubercles ............................................................... 18

­ Dorsal annuli with spiny or filament microtubercles .................................................. 20

18 Empodium 4 ­rayed, shield design obscure ................................. Tetra cuihuae  sp. nov.

­ Empodium 6 to 7 ­rayed, shield design distinct ........................................................... 19

19 Solenidion knobbed, dorsal annuli with elliptical microtubercles on rear annular mar­ gins ................................................................................................. Tetra salixis  sp. nov.

­ Solenidion tapered, dorsal annuli with elliptical microtubercles ahead of rear annular margins ............................................................................. Tetra japonicae  Xue & Hong

20 Empodium 4 ­rayed ................................................................ Tetra pinnatifidae  sp. nov.

­ Empodium 6 to 7 ­rayed............................................................................................... 21

21 Shield design with median line complete .......................... Tetra formosae  Xue & Hong

­ Shield design with median line incomplete................................................................. 22

22 Shield design with granules on lines, median line connected with admedian lines at basal 1 / 3 ............................................................................... Tetra lobatae  Xue & Hong

­ Shield design without granules on lines, median and admedian lines separate .............. ....................................................................................... Tetra superbae  Huang & Wang

23 Prodorsal shield smooth ........................................................ Tetra louguantais  sp. nov.

­ Prodorsal shield with design ....................................................................................... 24

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

­ Median line on prodorsal shield absent....................................................................... 29

25 Median, admedian and submedian lines complete and separated each other ................. .............................................................................. Tetra phyllostachyis  Kuang & Zhang

­ Prodorsal shield design network ................................................................................. 26

26 Setae h 1 present ............................................................... Tetra shiheziensis  Wang & Lu

­ Setae h 1 absent............................................................................................................ 27

27 Prodorsal shield without median line at base .................. Tetra gleditsiae  Kuang & Luo

­ Prodorsal shield with median line at base ................................................................... 28

28 Female coverflap with 3 transverse lines at base and 5 to 8 longitudinal ridges, median line connected with admedian lines at basal, central and anterior .................................. ........................................................................................................ Tetra cleomis  Kuang

­ Female coverflap with 8 longitudinal ridges, median line connected with admedian lines at basal .................................................................... Tetra lycopersici  Xue & Hong

29 Coxal area without prosternal apodeme ..................... Tetra lushuiensis  Kuang & Hong

­ Coxal area with prosternal apodeme ........................................................................... 30

30 Empodium 6 ­rayed, submedian lines present ....... Tetra nanjingensis  Lin, Jin & Kuang

­ Empodium 4 ­rayed, submedian lines absent............................................................... 31

31 Admedian lines connected at base, female coverflap with 12 to 14 longitudinal ridges .......................................................................................................... Tetra populi  Kuang

­ Admedian lines separate, female coverflap with 8 to 10 longitudinal ridges ................. ........................................................................................ Tetra heilongjiangensis  Kuang