HYRACOIDEA.
PROFESSOR WILLIAM BOYD DAWKINS, M.A., F.R.S., AND H. W. OAKLEY.
UNGULATA:—
PERISSODACTYLA:
EQUIDÆ,
TAPIRIDÆ,
RHINOCEROTIDÆ,
ARTIODACTYLA:
SUIDÆ,
HIPPOPOTAMIDÆ.
PROFESSOR WILLIAM BOYD DAWKINS, M.A., F.R.S., H. W. OAKLEY, AND PROFESSOR A. H. GARROD, M.A., F.R.S.