An updated checklist of Canadian and Alaskan Collembola Author Babenko, Anatoly Author Stebaeva, Sophya Author Turnbull, Matthew S. text Zootaxa 2019 2019-05-02 4592 1 1 125 journal article 26934 10.11646/zootaxa.4592.1.1 e5152ce0-a14b-4e7a-a676-26b4765bc49c 1175-5326 2656929 B6FF005C-D0AA-4532-8ACC-43D3DED984EF S. tolerans ( Babenko, 1994 ) Stachanorema tolerans Babenko, 1994: 23 NU Addison 1975 , 1977 ; Ryan 1977 both as Proisotoma sp.; Fjellberg 1986 as Stachanorema sp.; Babenko 1993 , 1994a as Stachanorema sp.; Babenko 1994 ; Skidmore 1995 as Stachanorema arnaudi Wray, 1957 ; Niwranski et al. 2002 ; Chernov 2004; Hogg & Hebert 2004 ; Babenko & Fjellberg 2006 ; Potapov et al. 2006 General distribution: Nearctic.