A new species of asteriid sea star of the genus
Leptasterias (Order Forcipulatida) is described from the nearshore waters of the Aleutian Islands.
Leptaterias tatei?sp. nov. is distinguished from
Leptasterias stolacantha Fisher, 1930, by the characteristics of the spines and pedicellariae. Geographic distribution is discussed and a key to the five-rayed
Leptasterias of the Aleutian Islands is provided.