Steatonyssus spinosus Willmann, 1936: 152.
Steatonyssus spinosus.— Fonseca, 1948: 319; Yunker & Radovsky, 1966: 96; Beron, 1968: 160; 1969: 163; 1971: 100; Solomon, 1971: 313; Mahnert, 1971: 926; Pinchuk, 1971: 110; 1976: 129; Chow, 1973: 53; Rybin, 1983: 359; Uchikawa & Kumada, 1977: 427; Haitlinger & Ruprecht, 1977: 333; Haitlinger, 1978: 713; Ogadzhanyan & Arutunyan, 1974: 80; Teng, 1980; Rybin, 1983: 359; Schmidt, 1987; Stanjukovich, 1990: 197; Haitlinger & Lupicky, 2008: 124.
Steatonyssus (S.) spinosus.— Till & Evans, 1964: 567; Ah & Radovsky, 1967: 425; Radovsky 1966: 94; 1967: 207; 2010: 101; Beron 1973: 124; Orlova et al., 2011: 136.
Steatonyssus musculi.— Dusbábek, 1964b: 103.
Type locality: Zoo of Hamburg (Germany) (Willmann, 1936).
Type host: [Solenodon paradoxus Brandt, 1833] (from feces) (Willmann, 1936).
Material. M ex Pipistrellus pygmaeus from biological station “Venevitinovo”, 4 June 2019, leg. I. V. Budaeva; F, 16 N1 ex Pipistrellus nathusii from State Nature Reserve “Samarskaya Luka”, 1-31 July 2006, leg. D.G. Smirnov; 2 N1 ex Vespertilio murinus from Biological station “Kolarovo”, 11 September 2015, leg. A. V. Zhigalin; N1 ex Myotis sibiricus from Tigirekskiy State Natural Reserve, 16 June 2016, leg. A. V. Zhigalin, O.L. Orlov; N1 ex Myotis sibiricus from State Natural Reserve “Barguzinskiy”, 2 July 2015, leg. D. V. Kazakov; N1 ex Myotis petax from Okhotnichiya cave, 4 September 2015, leg. D. V. Kazakov; F, M, N1 ex Eptesicus nilssonii from lake Gusinoe, 30 June 2016, leg. D. V. Kazakov; N1 ex Myotis sibiricus from Argaley-3 cave, 21 May 2016, leg. D. V. Kazakov; M ex Ep. nilssonii from Nizhniy Tsasuchey, 18 July 2015; M, 2 N1 ex Myotis davidii from Adun-Chelon, 24 July 2015, leg. D. V. Kazakov.
Distribution in Russian Federation: Samara Province (present paper), Volgograd Province (Stanyukovich, 1997), Bashkiria Republic (present paper), Sverdlovsk Province (Orlova, 2013; Orlova et al., 2017c), Chelyabinsk Province (Orlova, 2013; Orlova et al., 2017c), Novosibirsk Province (Orlova et al., 2015d), Altai Region (present paper), Tomsk Province (Orlova et al., 2017c), Tuva Republic (Orlova et al., 2015a), Irkutsk Province (present paper), Buryatiya Republic (present paper), Zabaykalskiy Region (Orlova et al., 2017c), Primorskiy Region (Medvedev et al., 1991), [Ural] (Orlova et al., 2015d), [Southern Siberia] (Orlova et al., 2015c), [Far East] (Stanyukovich, 1997).
Distribution outside Russian Federation: Europe (Radovsky, 1967). Asia (Radovsky, 1967).
Hosts. [Solenodon paradoxus], Vespertilio murinus (Stanyukovich, 1997; Orlova et al., 2015d; present paper), V. sinensis (as V. superans — Till & Evans, 1964; Medvedev et al., 1991), Myotis myotis (Stanyukovich, 1997), M. blythii (Stanyukovich, 1997), M. dasycneme (Orlova et al., 2015d), M. daubentonii (Stanyukovich, 1997), M. mystacinus (Stanyukovich, 1997), M. petax (Orlova et al., 2015c; present paper), M. davidii (present paper), M. sibiricus (present paper), Hypsugo alashanicus Bobrinskoy, 1926 (as Pipistrellus savii — Medvedev et al., 1991), Pipistrellus pygmaeus (present paper), Pi. pipistrellus (Stanyukovich, 1997), Pi. nathusii (Orlova et al., 2015d; present paper), Eptesicus nilssonii (Orlova et al., 2015d; present paper), Ep. serotinus (Stanyukovich, 1997), Nyctalus noctula (Stanyukovich, 1997), Ny. leisleri (Stanyukovich, 1997), Ny. aviator (Beron, 2014), Barbastella barbastellus (Stanyukovich, 1997), Plecotus auritus (Stanyukovich, 1997), Pl. ognevi (present paper), Rhinolophus ferrumequinum (Stanyukovich, 1997), Rh. hipposideros (Stanyukovich, 1997).