Steatonyssus periblepharus Kolenati, 1858: 6.
Steatonyssus periblepharus.—Kolenati, 1859: 186; Oudemans, 1936: 288; Willmann, 1936: 153; Strandtmann & Wharton, 1958: 113; Pinchuk, 1971: 114; Beron, 1968: 160; 1974: 66; Haitlinger & Ruprecht, 1977: 333; Haitlinger, 1978: 714; Mehl, 1979: 33; Teng, 1980; Rybin, 1983: 358; Rybin et al., 1989: 425; Abul-hab & Shihab, 1990; Stanjukovich, 1990: 197, 1997: 35; Cicek et al., 2007: 248.
Liponyssus chiropteralis Hirst, 1922: 776 (synonymy by Radovsky, 1966).
Steatonyssus murinus.— Turk, 1953: 13; Keegan, 1956: 221; Dusbábek, 1964b: 15; Turk & Turk, 1952: 484; Willmann, 1955: 183; Costa, 1967: 107; Nikitchenko, 1995: 88.
Steatonyssus (S.) periblepharus.— Till & Evans, 1964: 517; Radovsky, 1967: 196; 2010: 101; Dusbábek, 1970: 67; Beron, 1968: 160; 1973: 125; Pereira Lorenzo & Quinteiro Alonso, 1993: 19.
Type locality: Unknown.
Type host: Unknown.
Material. F ex Hypsugo savii Bonaparte, 1837 from Shura-Ozen’ river, 17 May 2019, leg. D.G. Smirnov; 2 FF, 6 N1 ex Pipistrellus nathusii from village Elimbetovo, 20 August 2014, leg. A. V. Zhigalin; 8 N1 ex Myotis daubentonii from village Elimbetovo, 25 August 2014, leg. A. V. Zhigalin; M, 4 N1 ex P. nathusii from Mordovian State Natural Reserve, 21 June 2016, leg. D.G. Smirnov; N1 ex M. daubentonii from Mordovian State Natural Reserve, 22 June 2016, leg. D.G. Smirnov; F, 2 MM, 5 N1 ex M. dasycneme from Mordovian State Natural Reserve, 23 June 2016, leg. D.G. Smirnov; N1 ex Vespertilio murinus from State Nature Reserve “Samarskaya Luka”, 1-31 July 2006, leg. D.G. Smirnov; 10 FF, 8 N1 ex P. nathusii from village Sosnovka, 1-31 May 2006, leg. D.G. Smirnov; F ex V. murinus from Pervouralsk, 20 July 2015, leg. O.L. Orlov; F ex Eptesicus nilssonii from Serpievskaya cave, 27 July 2011, leg. O.L. Orlov; M ex M. dasycneme from Serpievskaya cave, 1 November 2012, leg. O.L. Orlov; F, M, 7 N1 ex P. nathusii from Natural Park “Nurgush”, 19 June 2006, leg. D.G. Smirnov; 3 N1 ex P. nathusii from Pogromnoye settlement, 26 June 2003, leg. D.G. Smirnov.
Distribution in Russian Federation: Crimea (Bobkova 2004; Orlova & Orlov, 2018), Pskov Province (Medvedev et al., 2000), Penza Province (Stanyukovich, 1997), Voronezh Province (Stanyukovich, 1997), Samara Province (Stanyukovich, 1997), Volgograd Province (Stanyukovich, 1997), North Osetiya Republic (Stanyukovich, 1997), Rostov Province (Zabashta et al., 2019; Orlova et al., 2020b), Dagestan Republic (Orlova et al., 2020a), Astrakhan Province (Zabashta et al., 2019; Orlova et al., 2020b), Mordovia Republic (present paper), Kirov Province (present paper), Bashkiria Republic (present paper), Sverdlovsk Province (present paper), Orenburg Province (present paper), Irkutsk Province (Stanyukovich, 1997), [Pre-Urals] (Orlova et al., 2015d).
Distribution outside Russian Federation: Europe (Radovsky, 1967; Micherdzinski, 1980), Asia (Stanyukovich, 1997), Africa (Algeria, Egypt, Libya) (Benda et al., 2014).
Hosts. Pipistrellus nathusii (Medvedev et al., 2000; Zabashta et al., 2019; present paper), Pi. pipistrellus (Zabashta et al., 2019; Orlova & Orlov, 2018), Pi. kuhlii (Zabashta et al., 2019; Orlova et al., 2020b), Pi. pygmaeus (Zabashta et al., 2019), Pi. coromandra Gray, 1838 (Stanyukovich, 1997), Myotis blythii (Stanyukovich, 1997), M. myotis (Stanyukovich, 1997), M. dasycneme (Stanyukovich, 1997; present paper), M. daubentonii (Stanyukovich, 1997; present paper), M. mystacinus (Stanyukovich, 1997), M. brandtii (Stanyukovich, 1997), M. cappaccinii (Stanyukovich, 1997), M. emarginatus (Stanyukovich, 1997), M. nattereri (Stanyukovich, 1997), Plecotus auritus (Stanyukovich, 1997), P. austriacus (Stanyukovich, 1997), Vespertilio murinus (Stanyukovich, 1997; present paper), Eptesicus nilssonii (Stanyukovich, 1997; present paper), E. serotinus (Stanyukovich, 1997), Barbastella barbastellus (Stanyukovich, 1997), Nyctalus noctula (Stanyukovich, 1997), Hypsugo savii (present paper), Rhinolophus ferrumequinum (Stanyukovich, 1997), Rh. euryale (Stanyukovich, 1997), Miniopterus schreibersi (Stanyukovich, 1997).