Leucothoidae

Leucothoidae is a family of amphipods. It contains 138 species in 5 genera: Anamixis Stebbing, 1897 – 21 species Leucothoe Leach, 1814 – 98 species Nepanamixis Thomas, 1997 – 4 species Paranamixis Schellenberg, 1938 – 13 species Paraleucothoe Stebbing, 1899 – 2 species Males undergo a profound transformation when they reach sexual maturity, turning from the "leucomorph" state to the "anamorph" state. Before this transformation was recognised in 1983, females and immature males were described in the genus Leucothoides (Leucothoidae), and mature males were described in the genera Anamixis, Paran