PalaemonoideaPalaemonoidea is a large superfamily of shrimp, containing nearly 1,000 species. The position of the family Typhlocarididae is unclear, although the monophyly of a group containing the remaining seven families is well supported.Anchistioididae Borradaile, 1915Desmocarididae Borradaile, 1915Euryrhynchidae Holthuis, 1950Gnathophyllidae Dana, 1852Hymenoceridae Ortmann, 1890Kakaducarididae Bruce, 1993Palaemonidae Rafinesque, 1815Typhlocarididae Annandale & Kemp, 1913