Odacids were previously classified in their own family, the Odacidae. They are now classified as a subfamily (the Odacinae) of the family Labridae.

Haletta semifasciata Blue Weed-whiting
Heteroscarus acroptilus Rainbow Cale
Neoodax balteatus Little Weed Whiting
Odax cyanomelas Herring Cale
Siphonognathus argyrophanes Tubemouth
Siphonognathus attenuatus Slender Weed Whiting
Siphonognathus beddomei Pencil Weed Whiting
Siphonognathus caninis Sharpnose Weed Whiting
Siphonognathus radiatus Longray Weed Whiting