Belonopsis Brandt [J. F.] 1851:175 Fem. Leptorhynchus leuchtenbergi Lowe 1851. Type by being a replacement name. Replacement for Leptorhynchus Lowe 1851, preoccupied by Leptorhynchus Clift 1828 in Reptilia, Du Bus 1835 and Ménétries 1835 in Aves, and Smith 1840 in fishes. •Synonym of Nemichthys Richardson 1848 -- (Larsen 1973:231 [ref. 7187], Smith & Nielsen 1989:452 [ref. 13290]). Current status: Synonym of Nemichthys Richardson 1848. Nemichthyidae.