After Nelson, 1994, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Chlopsidae [incl. Xenocongridae] (valemureenat; false morays)
   |?- †Whitapodus breviculus M. Eoc. Eu. 
   |-- †Mylomyrus frangens Eoc. NAf. 
   |-- †Rhynchorinus Eoc. Eu. 
   |-- Boehlkenchelys longidentata Tighe, 1992 (Long-toothed false moray)
   |--o Chilorhinus
   |  |-- C. platyrhynchus (Norman, 1922) (Flat-nosed xenocongrid eel)
   |  `-- C. suensonii Lütken, 1852 (Seagrass eel)
   |--o Chlopsis
   |  |-- C. sp.1
   |  |-- C. sp.2
   |  |-- C. bicollaris (Myers & Wade, 1941) (Bicolor false moray)
   |  |-- C. bicolor Rafinesque, 1810 (Bicoloured false moray)
   |  |-- C. dentatus (Seale, 1917) (Mottled false moray)
   |  `-- C. olokun (Robins & Robins, 1966)
   |-- Catesbya [not recognized by the Fishbase]
   |?- Echelus M. Eoc. Eu. R. Oc. [not recognized by the Fishbase]
   |?-o Eomyrophis [Eomyrus] M. Eoc. Eu. R. Oc. [not recognized by the Fishbase]
   |  `-- †E. latispinus
   |--o Kaupichthys
   |  |-- K. atronasus Schultz, 1953 (Black-nostril false moray)
   |  |-- K. brachychirus Schultz, 1953 (Shortfin false moray)
   |  |-- K. diodontus Schultz, 1943 (Common false moray)
   |  |-- K. hyoproroides (Strömman, 1896) (valemureena; False moray)
   |  `-- K. nuchalis Böhlke, 1967 (Collared eel)
   |-- Powellichthys ventriosus Smith, 1966
   |-- Robinsia catherinae [not recognized by the Fishbase]
   `-- Xenoconger fryeri Regan, 1912 (Fryer's false moray)

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