Cunaxa species

Kalúz, Stanislav & Ermilov, Sergey G., 2022, Two new species of Cunaxa (Acari: Prostigmata: Cunaxidae) from Vietnam, Zootaxa 5087 (4), pp. 541-557 : 553-555

publication ID

https://doi.org/ 10.11646/zootaxa.5087.4.3

publication LSID

lsid:zoobank.org:pub:A6C9EBEC-ABDF-4C5E-9CC8-A9EECA394859

DOI

https://doi.org/10.5281/zenodo.5834328

persistent identifier

https://treatment.plazi.org/id/03C887BC-FFD9-FFAE-FF1F-FCEAFA31FA7E

treatment provided by

Plazi

scientific name

Cunaxa species
status

 

Key to adults of known Cunaxa species

(adapted from Skvarla, Fisher & Dowling 2014)

1 Setae lps present...................................................................................... 2

- Setae lps absent, hysterosomal shield absent; Crimea, Ukraine................ C. anomala Khaustov and Kuznetzov, 1998 View in CoL

2 (1) Setae at normal, nearly as long as pt ...................................................................... 3

- Setae at short and stubby, less than half the length of pt; India.............................. C. anacardae Gupta, 1992 View in CoL

3 (2) Basifemora I with 1 sts................................................................................. 4

- Basifemora I with 2 sts................................................................................ .. 5

- Basifemora I with 3 sts................................................................................. 7

- Basifemora I with 4 sts............................................................................... 18

- Basifemora I with 5 sts............................................................................... 55

4 (3) Basifemora I–IV setal formula 1-2-3-0; telofemora I–IV setal formula 2-2-4-3; India........ C. prinia Gupta and Paul, 1985 View in CoL

- Basifemora I–IV setal formula 1-1-1-2; telofemora I–IV setal formula 2-2-1-1; India......... C. magniferae Gupta, 1992 View in CoL

5 (3) Basifemora II–IV setal formula 2-1-0..................................................................... 6

- Basifemora II–IV setal formula 3-3-1, Pakistan...................................... C. dotos Bashir and Afzal, 2009 View in CoL

6 (5) Tibia II with 5 sts; Pakistan................................................ C. mahmoodi Bashir and Afzal, 2009 View in CoL

- Tibia II with 7 sts; Pakistan............................................... C. okaraensis Bashir and Afzal, 2009 View in CoL

7 (4) Genua I with 3 solenidia................................................................................ 8

- Genua I with 4 solenidia............................................................................... 12

8 (7) Coxae I–IV setal formula 3-1-3-2 sts...................................................................... 9

- Coxae I–IV setal formula 3-1-3-1sts.................................................................... .. 10

9(8) Genua II with 2 long solenidia; chaetotaxy of coxae I-IV 3-1-3-2 sts, basifemora I-IV 3-4-3-1 sts; dorsal proterosomal shield indistinct; setae f 1, h 1 spiculate, hysterosomal shield absent; Africa................... C. magoebaensis Den Heyer, 1979 View in CoL

- Genua II with 2 long solenidia; chaetotaxy of coxae I–IV 3-1-3-2, basifemora I–IV 3-3-3-1 sts; dorsal proterosomal shield well developed; hysterosomal shield absent; setae c 1 –h 1 smooth; tarsi I–IV 10-15-9-10 sts; Vietnam.......................................................................................... C. oblongostriata Kalúz and Ermilov , sp. n.

10(8) Genua I with 1 long solenidion......................................................................... 11

- Genua I without long solenidion........................................................................ 12

11(10) Genua II with 1 long solenidion; hysterosomal shield absent; setae f 1, h 1 smooth; genu I and II with 3 and 1 solenidion respectively; apophysis length = 0.9 width of palpal telofemur; length of c 1 = ½ distance between bases c 1 –c 1, setae d 1 and e 1 as long as c 1; length sci = length d 1; Cosmopolitan..................................... C. setirostris (Hermann, 1804) View in CoL

- Genua II with 1 long solenidion and 1 microsolenidion, hysterosomal shield present bearing c 1, c 2, d 1, e 1; Chetotaxy of basifemora I–IV: 3-3-3-1 sts; smooth setae f 1 and h 1 three times longer than equally short c 1, d 1, e 1 and c 2; Distance between bases sci–sci = 7 times length of sci; distance between bases c 1 –c 1 = 8 times length of c 1; venter with 5 pairs of simple setae except genital and anal region; Crimea, Ukraine.......................................... C. bochkovi Khaustov and Kuznetsov, 1998 View in CoL

12(7) Coxae I–IV setal formula 3-1-3-2 sts..................................................................... 14

- Coxae I–IV setal formula 3-1-3-1 sts or 3-2-3-1sts.......................................................... 13

13(12) Coxal I–IV setal formula 3-1-3-1 sts, medial hysterosomal shield absent, dorsal medial striae between c 1 –c 1 and e 1 –e 1 longitudinal, setae d 1 –h 1 serrate; Pakistan............................................ C. rasile (Muhammad and Chaudri, 1993)

- Coxae I–IV setal formula 3-2-3-1 sts, dorsal idiosomal shields present; India................................................................................................. C. eupatoriae Chinniah and Mohanasundaram, 2001 View in CoL

14(12) Dorsal hysterosomal shield absent; dorsal setae short (c 1 –f 1, c 2: 7 – 10, h 1: 17); striae between d 1 –d 1 and e 1 –e 1 longitudinal; Philippines..................................................... C. mercedesae Corpuz-Raros and Garcia, 1995 View in CoL

- Dorsal setae longer (19 – 40)............................................................................ 15

15(14) Oval area formed by broken striae around setae sci present, hysterosomal shield absent; Crimea, Ukraine........................................................................................... C. maculata Sergeyenko, 2009 View in CoL

- Oval area formed by broken striae around setae sci absent.................................................... 16

16(15) Genua II proximal solenidion extremely short, its length subequal to the diameter of its alveolus; ventral surface of the coxal region of hypognathum smooth, hysterosomal shield absent; Crimea, Ukraine........ C. guanotoleranta Sergeyenko, 2009 View in CoL

- Genua II proximal solenidion long, its length several times longer than the diameter of its alveolus; ventral surface of the coxal region of the hypognathum with numerous papillae........................................................ .. 17

17(16) Length of setae mps longer than half the distance between their bases; dorsal hysterosomal striae distinctly lobed (= with festoons), hysterosomal shield absent; Crimea, Ukraine............................. C. papuliphora Sergeyenko, 2009 View in CoL

- Length of setae mps shorter or equal to half the distance between their bases; dorsal hysterosomal striae smooth, hysterosomal shield absent; Crimea, Ukraine................................................... C. gordeevae Sergeyenko, 2009 View in CoL

18(3) Basifemora III with 2 sts.............................................................................. 19

- Basifemora III with 3 sts.............................................................................. 22

- Basifemora III with 4 sts............................................................................. .. 50

19(18) Telofemoral apophysis uncinated (e.g., bent, hook-shaped), hysterosomal shield present; Pakistan............................................................................................. C. jatoiensis Bashir and Afzal, 2006 View in CoL

- Telofemoral apophysis straight, not uncinated.............................................................. 20

20(19) Basifemora IV with 0 sts............................................................................... 21

- Basifemora IV with sts................................................................................ 22

21(20) Basifemur III with 2 sts, solenidion on tibia I associated with dorsal simple seta equal or shorter than half length of segment, hysterosomal shield absent; Crimea, Ukraine....................................... C. yaylensis Sergeyenko, 2009 View in CoL

22(19) Basifemur IV without sts, basifemur III with 3 sts, solenidion on tibia I associated with dorsal simple seta is longer than half length of segment hysterosomal shield absent; Crimea, Ukraine........................ C. violaphila Sergeyenko, 2009 View in CoL

- Basifemora IV with sts................................................................................ 23

23(22) Basifemora IV with 2 or more sts........................................................................ 24

- Basifemora IV with 1 sts.............................................................................. 25

24(23) Basifemora IV with 2 sts, dorsal propodosomal shield indistinct, hysterosomal shiels absent; Africa............................................................................................... C. brevicrura Den Heyer, 1979 View in CoL

- Basifemora IV with 5 sts, dorsal propodosomal shield developed, hysterosomal shield absent; Africa................................................................................................. C. meiringi Den Heyer, 1979 View in CoL

25(23) Median plate present (may be indistinctly defined).......................................................... 26

- Median plate absent.................................................................................. 44

26(25) Telofemoral apophysis uncinated (e.g., bent, hook-shaped)................................................... 27

- Telofemoral apophysis present or absent; if present, not uncinated.............................................. 32

27(26) Setae c 1 not on hysterosomal shield, on integument.......................................................... 28

- Setae c 1 on hysterosomal shield......................................................................... 29

28(27) Tibiae I with 3 asl, 4 sts; Pakistan................................................ C. clusus Bashir and Afzal, 2009 View in CoL

- Tibiae I with 2 asl, 4 sts; Pakistan........................................ C. nankanaensis Bashir and Afzal, 2009

29(27) Setae f

1 on hysterosomal shield.......................................................................... 30

- Setae f

1 not on hysterosmal shield, on integument........................................................... 31

30(29) Tibia III with 5 sts; Pakistan.................................... C. leuros Bashir, Afzal, Ashfaq, Akbar and Ali 2010 View in CoL

- Tibia III with 6 sts; Pakistan..................................... C. rafiqi Bashir, Afzal, Ashfaq, Akbar and Ali 2010 View in CoL

31(29) Genua I with 2 asl, 5 sts, hysterosomal shield present; Cosmopolitan...................... C. capreolus (Berlese, 1887) View in CoL

- Genua I with 3 asl, 3 sts; tibia I with 2 asl, 4 sts; Pakistan...................... C. pakpatanensis Bashir and Afzal, 2009

- Genua I with 3 asl, 4 sts; tibia I with 2 asl, 4 sts; Pakistan........................... C. bashiri Bashir and Afzal, 2009 View in CoL

32(26) Telofemoral apophysis truncated, hysterosomal shield present; Africa....................... C.carina Den Heyer View in CoL , 19 79

- Telofemoral apophysis fingerlike, not truncated............................................................ 33

33(32) Line of small sharp spines on pedipalp tibiotarsi present, hysterosomal shield present; Ukraine.. C. dentata Sergeyenko, 2003

- Line of small sharp spines on pedipalp tibiotarsi absent..................................................... .. 34

34(33) Median plate complemented with c 2 ..................................................................... 35

- Median plate not complemented with c

2, hysterosomal shield present; Africa................. C. terrula Den Heyer, 1979 View in CoL

35(34) Hysterosomal median plate indistinctly defined............................................................ 36

- Hysterosomal median plate distinctly defined.............................................................. 37

36(35) Setae f

1, h

1 smooth; Philippines...................................... C. romblonensis Corpuz-Raros & Garcia, 1995 View in CoL

- Setae f

1, h

1 finely setose, hysterosomal shield present; Africa........................ C. sordwanaensis Den Heyer, 1979 View in CoL

37(35) Median shield complemented with c 1, d 1, c 2, hysterosomal shield present; Crimea, Ukraine........................................................................................... C. sudakensis Khaustov and Kuznetzov, 1998 View in CoL

- Median shield complemented with c 1 –e 1, c 2 ............................................................... 38

38(37) Coxae IV with 1 sts................................................................................... 39

- Coxae IV with 2 sts................................................................................. .. 40

39(38) Broken striae that form cell-like structures on hysterosomal median shield present; Thailand... C. thailandicus Smiley, 1992 View in CoL

- Broken striae that form cell-like structures on hysterrosomal median shield absent; Mexico, Peru, Hawaii................................................................................. C. veracruzana Baker and Hoffmann, 1948 View in CoL

40(38) Setae c 1 longer than all other dorsal setae, hysterosomal shield present........................................... 41

- Setae c

1 not longer than all other dorsal setae.............................................................. .. 42

41(40) Basifemora I – IV 4-4-3-1; Saipan, USA................................... C. womersleyi Baker and Hoffmann, 1948 View in CoL

- Basifemora I – IV 4-4-2-1; Vietnam........................................ C. sergeyenkoi Kalúz and Ermilov , sp.n.

42(40) Genua I–IV with 4-2-1-1 solenidia, hysterosomal shield present; Africa.................... C. lamberti Den Heyer, 1979 View in CoL

- Genua I–IV with 3-1-1-1 solenidia...................................................................... 43

43(42) Setae c 1 –h 1 approximately equal in length, hysterosomal shield present; Africa.............. C. hermanni Den Heyer, 1979 View in CoL

- Setae c

1

–e

1 half as long as f

1, h

1, hysterosomal shield present; Greece............ C. thessalica Sionti and Papadoulis, 2003 View in CoL

44(25) Telofemoral apophysis uncinate........................................................................ .. 45

- Telofemoral apophysis not uncinate...................................................................... 46

45(44) Genua I–IV setal formula 1 asl, 6 sts-7-6-6; Philippines............. C. pantabanganensis Corpuz-Raros and Garcia, 1995 View in CoL

- Genua I–IV setal formula 1 asl, 4 sts-5-6-6; Pakistan.......................... C. lodhranensis Bashir and Afzal, 2009 View in CoL

46(44) Proterosomal shield striated........................................................................... .. 47

- Proterosomal shield smooth, hysterosomal shield absent; Africa........................ C. potchensis Den Heyer, 1979 View in CoL

47(46) Setae f 1, h 1 smooth.................................................................................... 48

- Setae f 1, h 1 spiculate, hysterosomal shield absent; Africa, Somalia............................ C. gazella (Ewing, 1913) View in CoL

48(47) Pedipalp telofemoral apophysis short and cone-like, hysterosomal shield absent, very long dorsal hysterosomal setae, reach well beyond following setae; USA.......................................................... C. mageei Smiley, 1992 View in CoL

- Pedipalp telofemoral apophysis short, but finger-like, hysterodorsal shield absent, hysterodorsal setae shorter, d 1 and e 1 not reaching base of following setae, genual setal formula I – IV - 2 asl, 5 sts-5-5-5.................................... 49

49(48) Venter with 5 pairs of setae between coxae II and distal part of body; tarsus I with 5 asl, 24 sts; USA.................................................................................................. C. neogazella Smiley, 1992 View in CoL

- Venter with 4 pairs of setae between coxae II and distal part of body; tarsus I with 3 asl, 22 sts, much shorter hysterodorsal and palpal tibiotarsal setae; Madagascar....................................... C. corpuzrarosae Kalúz and Starý, 2018

50(18) Basifemora III with 4 sts, hysterosomal median plate present; basifemora IV with 1 sts; Philippines...................................................................................... C. luzonica Corpuz-Raros and Garcia, 1995 View in CoL

- Hysterosomal median plate absent; basifemora IV with 1 or 2 sts.............................................. 51

51(50) Basifemora IV with 1 sts............................................................................... 52

- Basifemora IV with 2 sts.............................................................................. 54

52(51) Basifemora I – IV 4-4-4-1sts; Philippines................................. C. cogonae Corpuz-Raros and Garcia, 1995 View in CoL

- Basifemoral formula I – IV 4-4-3-1sts or 4-4-2-1 sts......................................................... .. 53

53(52) Basifemora I – IV 4-4-3-1, hysterosomal median shiels absent, palp telofemur with very short, stubby apophysis (condyle), each dorsal seta situated on small platelet; Philippines............. C. minidiscondyla Corpuz-Raros, Naredo and Garcia, 2019

- Basifemora I – IV 4-4-2-1; hysterosomal median shiels absent, different (wider) striation on dorsal central hysterosoma, apophysis cylindrical, apically pointed, its length = ½ width of palpal telofemur; dorsal side of chelicerae with distinct longitudinal striae; setae c 1 weakly setose and longest on hysterosomal dorsum, they are about twice longer than setae c 2, d 1 and e 1; Crimea, Ukraine........................................................ C. heterostriata Khaustov and Kuznetsov, 1998 View in CoL

54(51) Basifemora IV with 2 sts, hysterosomal shield present; Pakistan.............................. C. doxa Chaudhri, 1980 View in CoL

55(3) Basifemora III with 4 sts, hysterosomal shield present; Mexico................................ C. evansi Smiley, 1992 View in CoL

- Basifemora III with 6 sts, hysterosomal shield present; Africa............................ C. grobleri Den Heyer, 1979 View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Trombidiformes

SubOrder

Prostigmata

Family

Cunaxidae

Genus

Cunaxa

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