Dysomma Alcock [A. W.] 1889:459 Neut. Dysomma bucephalus Alcock 1889. Type by monotypy. •Valid as Dysomma Alcock 1889 -- (Robins & Robins 1976:256 [ref. 3784], Karrer 1982:89 [ref. 5679], Asano in Masuda et al. 1984:27 [ref. 6441], Saldanha & Bauchot in Whitehead et al. 1986:587 [ref. 13676], Castle 1986:189 [ref. 5644], Robins & Robins 1989:244 [ref. 13287], Chen & Mok 1995:927 [ref. 21892], Smith 1999:1660 [ref. 24661], Smith 2003:722 [ref. 26989], Smith 2003:723 [ref. 26989], Fricke et al. 2009:18 [ref. 30213], Ho et al. 2010:26 [ref. 31218], Zhang et al. 2010:305 [ref. 31511], Ho et al. 2015:87 [ref. 34124], Fricke et al. 2018:1 [ref. 35780], Fricke et al. 2018:41 [ref. 35805], Golani & Fricke 2018:29 [ref. 36273], Ho & Tighe 2018:52 [ref. 36037], Fricke et al. 2019:53 [ref. 36673], Prokofiev 2019:317 [ref. 36804], Vo et al. 2024:11 [ref. 40748]). Current status: Valid as Dysomma Alcock 1889. Synaphobranchidae: Ilyophinae.