Leptonotus Kaup [J. J.] 1853:232 Masc. Syngnathus blainvilleanus Eydoux & Gervais 1837. Type by monotypy, second included species as name only and not available; blainvillianus spelled blainvillei by Kaup. Also appeared in Kaup 1857:46 [ref. 2573]. •Valid as Leptonotus Kaup 1853 -- (Fritzsche 1980:190 [ref. 1511], Dawson 1982:40 [ref. 6764], Dawson 1985:111 [ref. 6541], Kuiter 2009:220 [ref. 30404], Stewart 2015:1056 [ref. 34254], Hamilton et al. 2016:Supplement 2 [ref. 35615], Luzzatto & Estalles 2019:[1] [ref. 36805]). Current status: Valid as Leptonotus Kaup 1853. Syngnathidae: Syngnathinae.