spinosissimus, Spheroides Regan [C. T.] 1908:253, Pl. 31 (fig. 5) [The Transactions of the Linnean Society of London. Second Series. Zoology v. 12 (pt 3); ref. 3634] Saya de Malha Bank, western Indian Ocean, depth over 123 fathoms. Holotype (unique): BMNH 1908.3.23.299. •Valid as Amblyrhynchotes spinosissimus (Regan 1908) -- (Kyushin et al. 1982:303 [ref. 19754], Dor 1984:283 [ref. 29757], Goren & Dor 1994:74 [ref. 25356], Mohsin & Ambak 1996:623 [ref. 27969]). •Valid as Tylerius spinosissimus (Regan 1908) -- (Hardy 1984:32 [ref. 5182], Smith & Heemstra 1986:903 [ref. 5714], Allen & Swainston 1988:154 [ref. 25477], Matsuura & Tyler 1997:204 [ref. 23219], Allen 1997:244 [ref. 23977], Matsuura in Randall & Lim 2000:649 [ref. 25122], Hutchins 2001:48 [ref. 25847], Matsuura 2001:3957 [ref. 26317], Hoese et al. 2006:1929 [ref. 29099], Shao et al. 2008:266 [ref. 29952], Fricke et al. 2009:123 [ref. 30213], Larson et al. 2013:239 [ref. 32988], Fricke 2015:7 [ref. 33807], Fricke et al. 2016:115 [ref. 34625], Bogorodsky & Randall 2018:[22] 260 [ref. 36492], Fricke et al. 2018:389 [ref. 35805], Golani & Fricke 2018:183 [ref. 36273], Matsuura et al. 2018:147 [ref. 36475], Bariche & Fricke 2020:152 [ref. 37515], Psomadakis et al. 2020:625 [ref. 37272], Golani 2021:90 [ref. 38303], Kovačić et al. 2021:63 [ref. 39014], Gloerfelt-Tarp & Kailola 2022:301 [ref. 41223], Matsuura 2022:474 [ref. 40261]). Current status: Valid as Tylerius spinosissimus (Regan 1908). Tetraodontidae. Distribution: Red Sea; Indo-West Pacific: Eastern Cape and KwaZulu-Natal (South Africa), Madagascar and western Mascarenes (La Réunion) east to Indonesia, north to Ryukyu Islands (Japan), south to northwestern Australia, Queensland (Australia) and New Caledonia; Mediterranean Sea (Red Sea immigrant). Habitat: marine.