Rhynchohyalus Barnard [K. H.] 1925:130 Masc. Hyalorhynchus natalensis Gilchrist & von Bonde 1924. Type by being a replacement name. Replacement for Hyalorhynchus Gilchrist & von Bonde 1924, preoccupied by Hyalorhynchus Ogilby 1910 in fishes. •Valid as Rhynchohyalus Barnard 1925 -- (Cohen 1973:157 [ref. 6589], Cohen in Whitehead et al. 1984:398 [ref. 13675], Ahlstrom et al. 1984:156 [ref. 13627], Fujii in Masuda et al. 1984:41 [ref. 6441], Heemstra 1986:217 [ref. 5660], Paxton et al. 1989:170 [ref. 12442], Carter & Hartel 2003:872 [ref. 27000] as Rhuncohyalus in key, Paxton et al. 2006:372 [ref. 28996], Stewart 2015:330 [ref. 34215], Prokofiev & Kukuev 2020:513 [ref. 37762]). Current status: Valid as Rhynchohyalus Barnard 1925. Opisthoproctidae.