Syringophilopsis Kethley

Skoracki, Maciej, Hendricks, Sarah A. & Spicer, Greg S., 2011, Systematics of the genus Syringophilopsis Kethley, 1970 (Acari: Prostigmata: Syringophilidae) with description of three new species from North American passerines, Zootaxa 2793, pp. 1-22 : 19-21

publication ID

https://doi.org/ 10.5281/zenodo.205181

DOI

https://doi.org/10.5281/zenodo.6183429

persistent identifier

https://treatment.plazi.org/id/03A8240F-B300-EC53-FF41-3986FA6BBFCC

treatment provided by

Plazi

scientific name

Syringophilopsis Kethley
status

 

Key to species of the genus Syringophilopsis Kethley

(Females)

The species S. hylocichlae ( Clark, 1964) and S. hunanesis ( Liu, 1988) are insufficiently described and are not included.

1. Setae f1 and h1 subequal in length........................................................................ 2

- Setae f1 and h1 unequal in length......................................................... fringillae group ... 16

2. Setae f1 and h1 short and several times shorter than f2 and h2 ..................................... turdus group ... 3

- Setae f1 and h1 long subequal to f2 and h2 ............................................... elongatus group … 20

3. Hypostomal apex with 2 pairs of protuberances............................................................ 4

- Hypostomal apex with 1 pair of protuberances.............................................................. 10

4. Genital setae g1 and g2 shorter than aggenital setae ag2 .................................. S. rusticus Skoracki, 2004

- Both genital setae and aggenital setae ag2 subequal in length................................................. 5

5. Propodonotal setae vi and ve subequal in length....................................... S. kazmierski Skoracki, 2004

- Propodonotal setae ve longer than vi ..................................................................... 6

6. Setae vi longer than 200, setae ve longer than 300............................... S. garrulus Skoracki & Dabert, 2004

- Setae vi shorter than 110, setae ve shorter than 210.......................................................... 7

7. Bases of setae se and c1 situated at same transverse level...................................................... 8

- Bases of setae se situated distinctly anterior to level of setae c1 ................................................. 9

8. Propodonotal shield slightly sculptured and concave on anterior margin. Pygidial shield concave on anterior margin. Apo- demes I fused to apodemes II in middle part of apodemes II. Setae ve 2 times longer than vi .................................................................................................. S. corvinae Skoracki & Sikora, 2003

- Propodonotal shield strongly sculptured and flat on anterior margin. Pygidial shield convex on anterior margin. Apodemes I fused to apodemes II in anterior part of apodemes II. Setae ve 2.5–3 times longer than vi ...... S. yosefi Skoracki et al., 2003

9. Hysteronotal shields present. Setae ve no longer than 130............................. S. sialiae Skoracki et al., 2008

- Hysteronotal shields absent. Setae ve 170–200........................................... S. turdus ( Fritsch, 1958)

10. Seta ve 4–4.5 times longer than vi. Setae ag2 1.5 times longer than g1 ................... S. acrocephali Skoracki, 1999

- Seta ve 1.8–3.5 times longer than vi. Setae ag2 2 and more times longer than g1 .................................. 11

11. Aggenital setae ag1 and ag2 subequal in length............................................................ 13

- Aggenital setae ag1 and ag2 unequal in length............................................................. 12

12. Setae ag1 1.3 times longer than ag2. Setae ag2 2.5–3 times longer than g1. Setae ve twice longer than vi .......................................................................................... S. kirgizorum Bochkov et al., 2000

- Setae ag1 twice longer than ag2. Setae ag2 twice longer than g1. Setae ve 3–3.5 times longer than vi ........................................................................................ S. lagonostictus Skoracki & Dabert 2002

13. Hysteronotal shields absent............................................................................ 14

- Hysteronotal shields present............................................................................ 15

14. Punctate area near bases of setae d1 absent. Setae tc”III–IV 1.8–1.9 times longer than tc’III–IV. Setae ve longer than 320. In males setae d2 2–2.3 times longer than d1 and e. Setae ve 2–2.7 times longer than vi.................... S. sittae sp. nov.

- Punctate area near bases of setae d1 present. Setae tc”III–IV 1.4 times longer than tc’III–IV. Setae ve shorter than 290. In males setae d2 1.3 times longer than d1 and e. Setae vi and ve subequal in length............. S. polioptilus Skoracki et al., 2008

15. Length of stylophore and movable cheliceral digit 180–190 and 120–130, respectively. Length ratio of setae g1: ag2 1:2.2–3....................................................................................... S. certhiae sp. nov.

- Length of stylophore and movable cheliceral digit 230–245 and 175–185, respectively. Length ratio of setae g1: ag2 1:3.5–4......................................................................... S. sturni Chirov & Kravtsova, 1995

16. Setae f1 distinctly longer than h1 ........................................................................ 17

- Setae f1 distinctly shorter than h1 ....................................................................... 18

17. Length of setae f1 and h1 180–190 and 80–90, respectively. Setae h2 slightly 1.1–1.2 times longer than f2. Hysteronotal shields present.................................................................. S. empidonax Skoracki et al., 2008

- Length of setae f1 and h1 90–120 and 45–60, respectively. Setae h2 about twice longer than f2. Hysteronotal shields absent.................................................................... S. dendroicae Bochkov & Galloway, 2001

18. Length of setae vi longer than 200................................................... S. fringillae ( Fritsch, 1958)

- Length of setae vi no longer than 150.................................................................... 19

19. Length ratio vi: ve 1:2, in males length ratio of setae d2: e 1:1...................... S. albicolisi Skoracki & Dabert, 2000

- Length ratio vi: ve 1:2.7–3, in males length ratio of setae d2: e 4–4.5:1............ S. melittophagi Skoracki & Dabert, 2001

20. Genital setae long, subequal to aggenital setae ag2 or no more than twice shorter than ag2 .......................... 21

- Genital setae are short and several times (4–5 times) shorter than setae ag2 ..................................... 25

21. Hypostomal apex ornamented by 2–3 pairs of protuberances.................................................. 22

- Hypostomal apex ornamented by 1 pair of protuberances.................................................... 23

22. Hypostomal apex ornamented by 3 pairs of protuberances. Bases of setae si and c1 situated at same transverse level. Propodonotal shield sparsely punctate only at lateral margins...................... S. icteri Bochkov & Galloway, 2001

- Hypostomal apex ornamented by 2 pairs of protuberances. Bases of setae si situated anterior to level of setae c1. Propodonotal shield densely punctate on whole surface.................................................. S. sturnellus sp. nov.

23. Hysteronotal shields absent. Fan-like setae p’ and p” of legs III and IV with 16–18 tines...... S. emberizae Fain et al., 2000

- Hysteronotal shields present. Fan-like setae p’ and p” of legs III and IV with 12–14 tines.......................... 24

24. Length of setae ag2 and g2 145–155 and 135–170, respectively. Pygidial shield apunctate.................................................................................................... S. borini Bochkov & Mironov, 1999

- Length of setae ag2 and g2 290–300 and 295–305, respectively. Pygidial shield distinctly punctate............................................................................................. S. blaszaki Skoracki & Dabert, 2000

25. Setae vi shorter than 160.............................................................................. 26

- Setae vi longer than 200.............................................................................. 29

26. Setae se situated distinctly anterior to level of setae c1. Hysteronotal shields absent... S. tyranni Bochkov & Galloway, 2004 View in CoL

- Setae se situated slightly anterior to level of setae c1 or both setae set at same transverse level. Hysteronotal shields present..................................................................................................... 27

27. Hypostomal apex with 2 pairs of protuberances......................................... S. hirundus Skoracki, 2004

- Hypostomal apex with 1 pair of protuberances............................................................. 28

28. Setae ve 1.6 times longer than vi. Total body length 1015–1050. Length of genital setae g1 and g2 70–80 and 80–125. In male setae d2 twice longer than e..................................................... S. kristini Skoracki et al., 2002

- Setae ve twice longer than vi. Total body length 1265–1285. Length of genital setae g1 and g2 55 and 60–65. In male setae d2 and e subequal in length..................................................... S. nitens Skoracki & Dabert, 2001 View in CoL

29. Setae c1 and se situated at same transverse level........................................................... 30

- Setae se situated distinctly anterior to level of setae c1 ...................................................... 31

30. Hypostomal apex with 1 pair of protuberances. Hysteronotal shield absent................. S. spinolettus Skoracki, 2004

- Hypostomal apex with 2 pairs of protuberances. Hysteronotal shield present................. S. passerinae ( Clark, 1964)

31. Longitudinal branch of peritremes with 9 chambers. Length ratio of setae vi: si 1:1.8. Setae si situated anterior to level of setae c2 ...................................................................... S. veselovsky Skoracki et al., 2009

- Longitudinal branch of peritremes with 12–14 chambers. Length ratio of setae vi: si 1:1.2. Setae si and c2 situated at same transverse level.................................................................. S. elongatus (Ewing, 1911)

Kingdom

Animalia

Phylum

Chordata

Class

Aves

Order

Passeriformes

Family

Syringophilidae

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