Cannabateomys Palmer, 1904 accepted as Kannabateomys Jentink, 1891 (original description)
Heterotalpa Palmer, 1904 (original description)
Letidomys Palmer, 1904 † accepted as Spermophilus Cuvier, 1824 (original description)
Macrocephalus Palmer, 1904 accepted as Phacochoerus F. Cuvier, 1826 (original description)
Moschifer Palmer, 1904 accepted as Moschus Linnaeus, 1758 (original description)
Notaelephas Palmer, 1904 † (original description)
Ophenodon Palmer, 1904 (original description)
Orochilus Palmer, 1904 accepted as Melursus Meyer, 1793 (original description)
Polyeidodon Palmer, 1904 † (original description)
Polypeutes Palmer, 1904 accepted as Tolypeutes Illiger, 1811 (original description)
Suricoria Palmer, 1904 accepted as Pteronura Gray, 1837 (original description)
Vlodon Palmer, 1904 accepted as Mesoplodon Gervais, 1850 (original description)
Volucre Palmer, 1904 (original description)