Imparipes obsoletus Rack, 1966

Khaustov, Alexander A., 2015, Myrmecophilous pygmephoroid mites (Acari: Pygmephoroidea) associated with Lasius flavus (Hymenoptera: Formicidae) in Russia, Zootaxa 4044 (3), pp. 345-370 : 363-364

Imparipes obsoletus Rack, 1966

( Fig. 16 )

Imparipes (Imparipes) obsoletus Rack, 1966: 99 , figs. 5–7.

Imparipes (Imparipes) hystricinus degenerans Paoli, 1911: 259 , figs. 57, 58, 60, misidentification

This species was described from Germany (Rack 1966). Ebermann (1979) recorded it from Austria from nests of Lasius flavus and L. niger . Mahunka (1977) recorded it from Switzerland from the ant Lasius umbratus Nylander. It was also recorded from France ( Mahunka 1972), Hungary ( Mahunka 1981, 1986), Ukraine ( Sevastianov 1978; Sklyar & Sevastianov 1997) and the U.S.A. ( Delfinado et al. 1976). Khaustov (2008) reported it from the Ukraine and from Russia (Crimea) on ants Lasius flavus , L. umbratus , L. alienus and Messor sp.

Material examined. Five females, RUSSIA, Tyumen Province, Kazanskiy District, vicinity of settlement Kazanskoye, 55° 37' 21.1"N, 69° 22' 17.7"E, in nest of Lasius flavus , 3 August 2014, coll. V.A. Stolbov; 13 females, RUSSIA, Tyumen Province, vicinity of lake Kuchak, 57°20'13.9"N, 66°03'30.4"E, on ants Lasius flavus , 15 May 2015, coll. A.A. Khaustov; 8 females, same date and place but in nest of Lasius flavus ; 13 females, RUSSIA, Tyumen Province, Tyumen District, vicinity of settlement Reshetnikovo, 57°17'00.2" N, 65°24'32.5" E, on ants Lasius flavus , 25 September 2014, coll. T.A. Tarakanov; RUSSIA, Tyumen Province, Tyumen District, vicinity of Tyumen, 57°09'50.4"N, 65°27'26.7"E, on Lasius flavus , 24 September 2014, coll. A.A. Khaustov;

Figures

FIGURE 16. SEM photos of females of Imparipes obsoletus phoretic on males of Lasius flavus: A, B—on wing, C, D—on scapus (attached by legs III).