tenuicephalus, Bythaelurus Kaschner [C. J.], Weigmann [S.] & Thiel [R.] 2015:121, Figs. 1, 3-11 [Zootaxa 4013 (no. 1); ref. 33953] Off northern Tanzania, 5°27'9"S, 39°18'8"E, depth 463 meters. Holotype: ZMH 10163. Paratypes: ZMH 26070 (1). •Valid as Bythaelurus tenuicephalus Kaschner, Weigmann & Thiel 2015 -- (Weigmann 2016:36 [ref. 34211], Weigmann et al. 2016:428 [ref. 34984], Weigmann & Kaschner 2017:117 [ref. 35311], Weigmann et al. 2018:39 [ref. 36365]). Current status: Valid as Bythaelurus tenuicephalus Kaschner, Weigmann & Thiel 2015. Pentanchidae. Distribution: Western Indian Ocean: Tanzania and Mozambique. Habitat: marine.