Family Muraenesocidae Kaup 1859

Muraenesocinae Kaup 1859b:6, 19 [ref. 2586] (subfamily) Muraenesox [Fowler 1958a:3 [ref. 31840] used Muroenesocinae based on Muroenesox]

Gavialicipitinae Gill 1893b:133 [ref. 26255] (subfamily) Gavialiceps [genus inferred from the stem, Article 11.7.1.1]

Sauromuraenesocidae Jordan 1923a:130 [ref. 2421] (family) Sauromuraenesox