Amblystoma Agassiz, 1846 accepted as Ambystoma Tschudi, 1838 (original description)
Aspidoclonium Agassiz, 1844 (original description)
Cheirotherium Agassiz, 1844 † accepted as Chirotherium Kaup, 1835 † (original description)
Dermatochelys Agassiz, 1844 accepted as Dermochelys de Blainville, 1816 (original description)
Dipodus Agassiz, 1845 (original description)
Engyommasaurus Agassiz, 1844 † (original description)
Haemorrhois Agassiz, 1844 accepted as Hemorrhois Boie, 1826 (original description)
Lycophydion Agassiz, 1844 accepted as Lycophidion Fitzinger, 1843 (original description)
Microdactylus Agassiz, 1844 (original description)
Palaeophrynus Agassiz, 1844 † (original description)
Rhinopeltis Agassiz, 1844 (original description)
Thecodon Agassiz, 1844 (original description)