Cetomimiformes

Megalomycteridae - Flabby whalefishes are small, deep-sea cetomimiform fish of the family Cetomimidae.

Barbourisiidae - The velvet whalefish, Barbourisia rufa, is a deep-sea whalefish, the sole member of its family Barbourisiidae.

Cetomimidae - Flabby whalefishes are small, deep-sea cetomimiform fish of the family Cetomimidae.

Mirapinnidae - Flabby whalefishes are small, deep-sea cetomimiform fish of the family Cetomimidae.

Rondeletiidae - Like the plant genus of the same name, this genus is named after Guillaume Rondelet.