Pristiurus (subgenus of Scyllium) Bonaparte [C. L.] 1834:puntata 39 Masc. Galeus melastomus Rafinesque 1810. Type by monotypy. Appeared first in puntata 39, fasc. 7 under Scyllium canicula and under Scyllium melanostomum. Spelled Pristidurus by Bonaparte 1838:11 [ref. 4979, not investigated]. •Objective synonym of Galeus Rafinesque 1810 -- (Springer 1973:20 [ref. 7162], Nakaya 1975:40 [ref. 7083], Springer 1979:48 [ref. 4175], Compagno 1984:306 [ref. 6846], Cappetta 1987:111 [ref. 6348], Compagno 1988:134 [ref. 13488], Parin et al. 2014:21 [ref. 33547]). Current status: Synonym of Galeus Rafinesque 1810. Pentanchidae.