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+Family Ampullariidae Gray, 1824
-Genus Marisa Grey, 1824
Characteristics:
flat dextrous shell (similar to Planorbidae), deep navel, centric operculum with central nucleus, thin long thread-like tentacles. With siphon.
-Genus Pomacea Perry, 1810
Characteristics:
round dextrous shell, paucispiral operculum with excentric nucleus, long thread-like tentacles, set-off head.
+Family Viviparidae GRAY 1847
- Genus Cipangopaludina
- Genus: Filopaludina Habe, 1964
- Genus: Taia ,Annandale, 1918
-Genus: Viviparus MONTFORT 1810
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