Hydromys habbema Tate and Archbold, 1941 . Am. Mus. Novit., 1101:3.

TYPE LOCALITY: New Guinea, Irian Jaya, 15 km N Mt Wilhelmina, Lake Habbema, 3225 m .

DISTRIBUTION: New Guinea, Irian Jaya, known only from the type locality and the NE slope of Mt Wilhelmina between 3560 and 3600 m (see Tate, 1951:227); limits unknown.