Ungulata, Cetacea /
Winge, Herluf, 1857-1923.
Ungulata, Cetacea / translated from Danish by E. Deichmann, Ph.D. and G. M. Allen, Ph.D.; edited by Ad. S. Jensen, D.Sc., R. Spärck, D.Sc., and H. Volsøe, Mag.Sc., managing editor. - København : C. A. Reitzel, 1942. - 308 p. : ill. ; 24 cm. - The interrelationships of the mammalian genera ; 3 .
Ungulata, Cetacea / translated from Danish by E. Deichmann, Ph.D. and G. M. Allen, Ph.D.; edited by Ad. S. Jensen, D.Sc., R. Spärck, D.Sc., and H. Volsøe, Mag.Sc., managing editor. - København : C. A. Reitzel, 1942. - 308 p. : ill. ; 24 cm. - The interrelationships of the mammalian genera ; 3 .