- in Kuroda, Habe & Oyama, 1971 †
Mathilda (Tricarilda) Gründel, 1973 accepted,
alternate representation Mathildona Iredale, 1929
Opimilda Iredale, 1929...
- Semper, 1865
Mathildona Iredale, 1929:
synonym of
Mathilda Semper, 1865
Opimilda Iredale, 1929:
synonym of
Mathilda Semper, 1865 Bouchet, P.; Gofas, S....
- †Ootomella
Opalia †Opaliopsis †Opella †Ophileta †Ophiletina
Ophiodermella †
Opimilda †Opisthonema †Optoturris
Orbitestella †Orecopia †Orectospira †Orinella...