Caprellidira is a parvorder of marine crustaceans of the infraorder Corophiida. The group includes skeleton shrimps (Caprellidae) and whale lice (Cyamidae).
Fifteen families are currently recognised in the group. They are grouped into seven superfamilies.
Superfamily Aetiopedesoidea Myers & Lowry, 2003Aetiopedesidae Myers & Lowry, 2003Paragammaropsidae Myers & Lowry, 2003Superfamily Caprelloidea Leach, 1814Caprellidae Leach, 1814 - Skeleton shrimpsCaprogammaridae Kudrjaschov & Vassilenko, 1966Cyamidae Rafinesque, 1815 - Whale liceDulichiidae Laubitz, 1983Podoceridae Leach, 1814Superfamily Isaeoidea Dana, 1853Isaeidae Dana, 1853Superfamily Microprotopoidea Myers & Lowry, 2003Microprotopidae Myers & Lowry, 2003Superfamily Neomegamphopoidea Myers, 1981Neomegamphopidae Myers, 1981Priscomilitariidae Hirayama, 1988Superfamily Photoidea Boeck, 1871Ischyroceridae Stebbing, 1899Kamakidae Myers & Lowry, 2003Photidae Boeck, 1871Superfamily Rakirooidea Myers & Lowry, 2003Rakiroidae Myers & Lowry, 2003
