Steatonyssus, Kolenati, 1858

Orlova, Maria V. & Anisimov, Nikolay V., 2023, Three new species of bat-parasitic gamasid mites of the genera Spinturnix, Macronyssus and Steatonyssus (Acari: Mesostigmata: Spinturnicidae, Macronyssidae) from Siberia and Mongolia, with keys to species of Russia and adjacent countries, Persian Journal of Acarology 12 (2), pp. 211-239 : 231

publication ID

https://doi.org/ 10.22073/pja.v12i2.76740

publication LSID

lsid:zoobank.org:pub:85ECC57C-CD02-4348-8560-9D4F845EE850

DOI

https://doi.org/10.5281/zenodo.8109364

persistent identifier

https://treatment.plazi.org/id/03EA87E4-FFF4-FF88-E68C-FDEC96866112

treatment provided by

Felipe

scientific name

Steatonyssus
status

 

Key to species of the genus Steatonyssus View in CoL View at ENA of Russia and adjacent countries (females)

1. Setae Z5 on opisthosomal plate long.............................................................................................. 2

– Setae Z5 short ................................................................................................................................ 3

2. Setae Z5 1.5 – 2.0 times shorter than J1–3 ........................................... S. spinosus Willmann, 1936 View in CoL

– Setae Z5 and J1–3 equal ............................................................................. S. noctulus Rybin, 1992 View in CoL

3. Peritremes long, reaching posterior margin or middle of coxa II ................................................. 4

– Peritremes short, not reaching posterior margin of coxa II ........................................................... 5

4. Setae St1–3 subequal; posterior end of opisthonotal plate with three pairs of short, subequal setae S4, S5, Z5; J5 microsetae .............................................................................................................. 6

– Setae St 1 2 times shorter than St 3; posterior end of opisthonotal plate with setae S5 approximately 3 times longer than S4 and Z5; J5 short .......................................... S. mongolicus Dusbabek, 1966 View in CoL

5. Peritremes reaching middle of coxae III; sternal plate with a well sclerotized posterior margin .... ................................................................................................ S. occidentalis evansi (Ewing, 1933) View in CoL

– Peritremes nearly reaching anterior margin of coxa III; sternal plate with a weakly sclerotized band ................................................................................................................. S. desertorus Rybin, 1992 View in CoL

6. Setae St1 very short, nearly three times shorter than St3 ............... S. periblepharus Kolenati, 1858 View in CoL

– Setae St1 slightly shorter then St3 .................................................................................................. 7

7. Posterior end of body with 10 – 12 pairs of thick, knife-shaped setae .............................................. ............................................................................................................ S. superans Zemskaya, 1951 View in CoL

– Thick, knife-shaped setae absent.................................................................................................... 8

8. Peritremes reaching middle of coxae II; anterodorsal spur on coxa II with five denticles (sometimes difficult to observe); setae S 4–5 and Z5 subequal .......................... S. aglaiae Stanjukovich, 1991 View in CoL

– Peritremes reaching posterior margin of coxae II ......................................................................... 9

9. Setae j3 short, 1/2 of length of j1 .................................................................. S. cavus Rybin, 1992 View in CoL

– Setae j3 longer ............................................................................................................................. 10

10. Dorsal unsclerotized cuticle with more than 50 pairs of setae ....................................................... ....................................................................................... S. heteroventralis Ah & Radovsky, 1967 View in CoL

– Dorsal unsclerotized cuticle with about 30 pairs of setae .............................................................. .................................................................................................. S. pseudoheteroventralis sp. nov.

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