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 B. variabilis ( Christiansen, 1952 ) Schaefferia variabilis Christiansen, 1952: 125 AK Weber 1950 as Schaefferia sp.; Christiansen 1952 ; Hammer 1955 ; Hurt & Lindquist 1958; Christiansen & Bellinger 1980 , 1998 ; Thibaud 1980 ; Danks 1981 ; Fjellberg 1985 , 1994 ; Skidmore 1995 ; Babenko & Fjellberg 2006 Remarks: This species appears to be present on both sides of Bering Strait ( Fjellberg 1985 ). A single specimen was also recorded on Svalbard ( Fjellberg 1998 ), although it has not been found in other northern territories of the Nearctic and Palaearctic. General distribution: Northern Holarctic.