Fannia stigi n.sp is described from the subalpine region of SW Norway and northern Sweden. It belongs to the spathiophora subgroup of the postica species-group. It is compared with western Palaearctic members of this subgroup. A lectotype is designated for F. bisetosa Ringdahl, 1926, whose synonymy withF. aethiops Malloch, 1913 is confirmed.