After Froese & Pauly, 2001 [“The Fishbase”]

<==o Galaxias [Saxilaga] Plioc. R. NZ. [N: 26] [FB: 31]
   |-- G. anomalus Stokell, 1959
   |-- G. argenteus (Gmelin, 1789) (Giant kokopu)
   |-- G. auratus Johnston, 1883 (Golden galaxias)
   |-- G. brevipinnis Günther, 1866 (Koaro)
   |-- G. cleaveri Scott, 1934 (Tasmanian mudfish)
   |-- G. depressiceps McDowall & Wallis, 1996)
   |-- G. divergens Stokell, 1959 (Dwarf galaxias)
   |-- G. eldoni McDowall, 1997
   |-- G. fasciatus Gray, 1842 (Banded kokopu)
   |-- G. fontanus Fulton, 1978 (Swan galaxias)
   |-- G. fuscus Mack, 1936 (Brown galaxias)
   |-- G. globiceps Eigenmann, 1928
   |-- G. gracilis McDowall, 1967 (Dwarf inanga)
   |-- G. johnstoni Scott, 1936 (Clarence galaxias)
   |-- G. maculatus (Jenyns, 1842) (Inanga)
   |-- G. niger Andrews, 1985
   |-- G. occidentalis Ogilby, 1899 (Western minnow)
   |-- G. olidus Günther, 1866
   |-- G. parvus Frankenberg, 1968 (Small pedder galaxias)
   |-- G. paucispondylus Stokell, 1938 (Alpine galaxias)
   |-- G. pedderensis Frankenberg, 1968 (Pedder galaxias)
   |-- G. platei Steindachner, 1898
   |-- G. postvectis Clarke, 1899 (Shortjaw kokopu)
   |-- G. prognathus Stokell, 1940 (Longjawed galaxias)
   |-- G. pullus McDowall, 1997
   |-- G. rekohua Mitchell, 1995
   |-- G. rostratus Klunzinger, 1872 (Murray jollytail)
   |-- G. tanycephalus Fulton, 1978 (Saddled galaxias)
   |-- G. truttaceus Valenciennes, 1846 (Spotted mountain trout)
   |-- G. vulgaris Stokell, 1949 (Common river galaxias)
   `-- G. zebratus (Castelnau, 1861) (Cape galaxias)

Reference(s):