Bythaelurus (subgenus of Halaelurus) Compagno [L. J. V.] 1988:146 Masc. Scyllium canescens Günther 1878. Type by original designation. •Synonym of Halaelurus Gill 1862, but a valid subgenus Bythaelurus as described -- (Compagno 1999:479 [ref. 25589]). •Valid as Bythaelurus Compagno 1988 -- (White et al. 2007:19 [ref. 29295], Last & Stevens 2008:123 [ref. 29681], McCosker et al. 2012:48 [ref. 31823], White & Last 2013:238 [ref. 33242], Ebert & Clerkin 2015:55 [ref. 33848], Kaschner et al. 2015:120 [ref. 33953], Nakaya et al. 2015:85 [ref. 34218], Weigmann et al. 2016:401 [ref. 34984], Weigmann & Kaschner 2017:97 [ref. 35311], Fricke et al. 2018:10 [ref. 35805], Weigmann et al. 2018:1 [ref. 36365] in Pentanchidae). Current status: Valid as Bythaelurus Compagno 1988. Pentanchidae.