Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct.
       Vertebrata Lamarck, 1801 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
         Myopterygii Janvier, 1978 - myopterygians
           Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
             Grade Teleostomi Bonaparte, 1836 see Clade Pan-Osteichthyes Rowe 2004 [Moore & Near 2020]
               Euteleostomi - bony vertebrates see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
                 Class Actinopterygii Woodward, 1891 - ray-finned fishes see Clade Actinopterygii Woodward 1891 [Moore & Near 2020]
                   Subclass Neopterygii Regan, 1923
                     Division Teleostei Müller, 1845
                       Elopocephala Arratia, 1999 see Supercohort Teleocephala de Pinna, 1996
                         Clupeocephala Patterson & Rosen, 1977 see Cohort Clupeocephala Patterson & Rosen, 1977
                           Subdivision Euteleostei Greenwood et al., 1966 [monophyletic?] see Cohort Euteleostei Greenwood et al., 1966
                             Neoteleostei Nelson, 1969 - neoteleosts see Infracohort Neoteleostei Nelson, 1969
                               Eurypterygii Rosen, 1973 - eurypterygians see Infracohort Eurypterygia Rosen, 1973
                                 Ctenosquamata - ctenosquamates see Section Ctenosquamata Rosen, 1973
                                   Acanthomorpha Rosen, 1973 - spiny-rayed fishes see Subsection Acanthomorphata Rosen, 1973
                                     Euacanthomorpha Johnson & Patterson, 1993
                                       Holacanthopterygii Johnson & Patterson, 1993
                                         Superorder Acanthopterygii Rosen & Patterson, 1969 see Division Acanthopterygii Rosen & Patterson, 1969
                                           Series Percomorpha see Division Percomorphacea Wiley & Johnson, 2010
                                             Order Synbranchiformes - swamp eels
                                               Suborder Mastacembeloidei
                                                 Family Chaudhuriidae Annandale, 1918 - earthworm eels
                                                   1 Genus Bihunichthys Kottelat & Lim, 1994
                                                   2 Genus Chaudhuria Annandale, 1918
                                                   3 Genus Chendol Kottelat & Lim, 1994
                                                   4 Genus Garo Yazdani & Talwar, 1981
                                                   5 Genus Nagaichthys Kottelat & Lim, 1991
                                                   6 Genus Pillaia Yazdani, 1972