Issue
Zilch, A.
1959. Lieferung 1. In O.H. Schindewolf (ed.), Handb. Paläozool. 6, Gastropoda (2), 17 Jul 1959: 1-200.
New: Original name, rank & spelling
New: Subsequent rank (orig. spell.)
| Biomphalarieae (Tribe) Zilch, 1959, orth. inval. | Page: 117. |
| Camptocerateae (Tribe) Zilch, 1959, orth. inval. | Page: 107. |
| Physastreae (Tribe) Zilch, 1959, orth. inval. | Page: 107. |
| Planorbeae (Tribe) Zilch, 1959, orth. inval. | Page: 108. |
| Segmentineae (Tribe) Zilch, 1959, orth. inval. | Page: 113. |
New: Subsequent spelling