Anadolops Ameghino, 1903 † (original description)
Anissodolops Ameghino, 1903 † (original description)
Chacoana Holmberg, 1903 (original description)
Chalepogenus Holmberg, 1903 (original description)
Chenogaster Lahille, 1903 accepted as Gasterochisma Richardson, 1845 (original description)
Energoponus Holmberg, 1903 (original description)
Epimonispractor Holmberg, 1903 (original description)
Eutechnia Holmberg, 1903 accepted as Melitoma Lepeletier & Serville, 1828 (original description)
Ischnolynthus Holmberg, 1903 (original description)
Lanthanomelissa Holmberg, 1903 (original description)
Leontiniella Brèthes, 1903 (original description)
Leptergatis Holmberg, 1903 (original description)
Leptometria Holmberg, 1903 (original description)
Nectarodiaeta Holmberg, 1903 (original description)
Ochleroptera Holmberg, 1903 (original description)
Orthodolops Ameghino, 1903 † (original description)
Palepanorthus Ameghino, 1903 † (original description)
Pilchenia Ameghino, 1903 † (original description)
Propolymastodon Ameghino, 1903 † (original description)
Pseudhalmarhiphus Ameghino, 1903 † (original description)
Pseudotylostoma Jhering, 1903 † (original description)