sentosus, Etmopterus Bass [A. J.], D'Aubrey [J. D.] & Kistnasamy [N.] 1976:22, Figs. 15, 18A [Investigational Report. Oceanographic Research Institute, Durban No. 45; ref. 7356] Near Bazaruto Island, southern Mozambique. Holotype: SAIAB 6201 [ex ORI 2369]. Paratypes: SAIAB 6200 [ex ORI 1391] (1). •Valid as Etmopterus sentosus Bass, D'Aubrey & Kistnasamy 1976 -- (Compagno 1984:84 [ref. 6474], Bass et al. 1986:57 [ref. 5636], Gubanov & Timoxin 1989:225 [ref. 36138], Fricke & Koch 1990:8 [ref. 15494], Compagno 1999:473 [ref. 25589], Last et al. 2002:203 [ref. 26556], Weigmann 2016:61 [ref. 34211], Fricke et al. 2018:20 [ref. 35805], Ebert et al. 2021:30 [ref. 38234], Knuckey & Ebert 2022:435 [ref. 39658]). Current status: Valid as Etmopterus sentosus Bass, D'Aubrey & Kistnasamy 1976. Etmopteridae. Distribution: Western Indian Ocean: KwaZulu-Natal (South Africa) north to Kenya, east to Madagascar. Habitat: marine.