Genus Acavus is belongs to family Acavide.it is endemic genus to sri lanka.is Sinhalese these species known as weda golubella,puwak golubella.Genus Acavus is very ancient genus because there are some Acavus snail's shells are found in pahiyangala cave.Acavus snails are pulmonates.Normly pulmonates have very thin shells but in Acavus they have very thick shells and also all the members of genus Acavus Are very colorful.so it helps to get more attention to them.
Acavus genus consist by three species. thos species are
- Acavus Superbus
- Acavus hemastomata
- Acavus phoneix