Name | Issues/Designs | |||
Volvarina mores | — | — | d - Volvarina mores Cuba 2014 | |
Water Snail | — | — | d - Water Snail Romania 2008 | |
Wentletrap | — | — | d - Wentletrap Malta 2003 | |
West Indian Murex | — | — | d (2) - West Indian Murex Murex brevifrons Virgins 1974, West Indian Murex Murex brevifrons 1979 Grenada 1979 | |
white-lipped snail | — | — | syns. Cepaea hortensis, Helix hortensis | |
winkle | — | — | d - winkle Yug..via 1976 | |
Xenophora crispa | — | — | d - Xenophora crispa Algeria 2002 | |
Xenophora digitata | — | — | d - Xenophora digitata Ivo..ast 1972 | |
Xenophora pallidula | — | — | d - Xenophora pallidula Phi..nes 1980 | |
Zebra nerite | — | — | d - Zebra nerite Uni..tes 2017, etc (2) | |
Zemiropsis papillaris | — | — | syns. Babylonia papillaris | |
Zospeum spelaeum | — | — | d - Zospeum spelaeum Slovenia 1993 |