costatus, Leptonotus Waite [E. R.] & Hale [H. M.] 1921:301, Fig. 43 [Records of the South Australian Museum (Adelaide) v. 1 (no. 4); ref. 4569] Spencer Gulf, South Australia. Holotype: SAMA F693. Paratypes: (several) SAMA F694 (1). Type catalog: Glover 1976:171 [ref. 19449]. •Valid as Kaupus costatus (Waite & Hale 1921) -- (Dawson 1984:98 [ref. 21119], Dawson 1985:107 [ref. 6541], Paxton et al. 1989:423 [ref. 12442], Kuiter 1993:87 [ref. 23929], Gomon et al. 1994:453 [ref. 22532], Paxton et al. 2006:832 [ref. 29073], Kuiter 2008:461 [ref. 30642], Kuiter 2009:221 [ref. 30404], Hamilton et al. 2016:Supplement 2 [ref. 35615]). Current status: Valid as Kaupus costatus (Waite & Hale 1921). Syngnathidae: Syngnathinae. Distribution: Australia: South Australia. Habitat: marine.