Microstomatichthyoborus Nichols [J. T.] & Griscom [L.] 1917:685 Masc. Microstomatichthyoborus bashforddeani Nichols & Griscom 1917. Type by monotypy. [The longest generic-group name in fishes.] •Valid as Microstomatichthyoborus Nichols & Griscom 1917 -- (Géry 1977:67 [ref. 1597], Vari 1979:340 [ref. 5490], Daget & Gosse 1984:199 [ref. 6185], Poll & Gosse 1995:155 [ref. 24781], Lavoué et al. 2017:25 [ref. 35377]). Current status: Valid as Microstomatichthyoborus Nichols & Griscom 1917. Distichodontidae.