Cranocephalus Bovallius, 1890 (original description)
Cranocephalus goesi Bovallius, 1890 accepted as Cranocephalus scleroticus (Streets, 1878) (original description)
Euthamneus Bovallius, 1890 accepted as Thamneus Bovallius, 1887 (original description)
Oxycephalidae Spence Bate, 1863 (additional source)
Oxycephalus edwardsii Thompson, 1884 accepted as Oxycephalus piscator H. Milne Edwards, 1830 (additional source)
Oxycephalus porcellus Claus, 1879 accepted as Streetsia porcella (Claus, 1879) (source of synonymy)
Oxycephalus pronoïdes Bovallius, 1887 accepted as Streetsia pronoides (Bovallius, 1887) accepted as Streetsia challengeri Stebbing, 1888 (source of synonymy)
Oxycephalus tuberculatus Spence Bate, 1863 (additional source)
Rhabdosoma investigatoris Giles, 1888 accepted as Rhabdosoma whitei Spence Bate, 1863 (source of synonymy)
Simorhynchotus lilljeborgi (Bovallius, 1887) accepted as Simorhynchotus antennarius (Claus, 1871) (new combination reference)
Xiphocephalus Bovallius, 1890 accepted as Rhabdosoma White, 1847 (original description)