Comments: The monophyly of dipodids is strongly established (Ellerman, 1940; Klingener, 1964, 1984; Shenbrot, 1992; Shenbrot et al., 1995; Stein, 1990; Vinogradov, 1930). Authors have usually recognized either a single family, Dipodidae (Ellerman, 1940, 1961; Ellerman and Morrison-Scott, 1951; Holden, 1993; Hugueney and Vianey-Liaud, 1980; Klingener, 1964, 1984; Kowalski, 2001; McKenna and Bell, 1997; Ognev, 1948; Qiu and Storch, 2000; Savinov, 1970; Thomas, 1896; Vinogradov, 1930, 1937; Wang and Qiu...