Gnaphosa is a genus of ground spiders that was first described by Pierre André Latreille in 1804. They all have a serrated keel on the retromargin of each chelicera.
Tord Tamerlan Teodor Thorell was a Swedish arachnologist.
Gnaphosa
…G. borea Kulczyński, 1908 – Russia (Middle Siberia to Far East), North America G. brumalis Thorell, 1875 – USA, Canada G. californica Banks, 1904 – USA, Canada…