X. canadensis Hammer, 1953
– Xenylla canadensis Hammer, 1953: 20
AK Fjellberg 1985; Skidmore 1995
NT Hammer 1953; Christiansen & Bellinger 1980, 1998; Skidmore 1993, 1995; Babenko & Fjellberg 2006; Stebaeva et al. 2016
BC Cannings 2010
MB Hammer 1953; Skidmore 1995; Babenko & Fjellberg 2006; Porco et al. 2014
General distribution: Nearctic.