Fishes
   Class Actinopterygii Woodward, 1891 - ray-finned fishes see Clade Actinopterygii Woodward 1891 [Moore & Near 2020]
     Order Osmeriformes Regan, 1913 - freshwater smelts
       01 Family Argentinidae Bonaparte, 1846 - argentines
       02 Family Microstomatidae Bleeker, 1859 - pencilsmelts
       03 Family Bathylagidae Gill, 1884 - deepsea smelts
       04 Family Opisthoproctidae Schmidt, 1918 - spookfishes
       05 Family Alepocephalidae Bonaparte, 1846 - slickheads
       06 Family Platytroctidae Koefoed, 1927 - tubeshoulders
       07 Family Leptochilichthyidae - leptochilichthyids see Family Alepocephalidae Bonaparte, 1846
       08 Family Lepidogalaxiidae Rosen, 1974 - salamanderfishes
       09 Family Osmeridae Regan, 1913 - smelts
       10 Family Plecoglossidae Bleeker, 1859 - ayu fishes
       11 Family Salangidae Bleeker, 1859 - icefishes
       12 Family Retropinnidae Gill, 1862 - New Zealand smelts
       13 Family Galaxiidae Müller, 1845 - galaxiids