Acavus
Acavus is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Acavidae.
| Acavus | |
|---|---|
 | |
| Five views of a shell of Acavus haemastoma fastuosa (Albers, 1854) from Sri Lanka | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Superorder: | Eupulmonata |
| Order: | Stylommatophora |
| Informal group: | Sigmurethra |
| Family: | Acavidae |
| Genus: | Acavus Montfort, 1810 |
They belongs to group of tree snails that inhabited the ancient continent of Gondwana over 150 million years ago.
These beautiful tree snails are endemic to Sri Lanka. It is present a large intraspecific polymorphism, with the development of various geographical subspecies (among them Acavus phoenix phoenix and Acavus phoenix castaneus).
Species
- Acavus haemastoma (Linnaeus, 1758)
- Acavus phoenix Pfeiffer, 1854
- Acavus superbus Pfeiffer, 1850
References
- B. Hausdorfi and Kalika K. Pereira - REVISION OF THE GENUS ACAVUS FROM SRI LANKA (GASTROPODA: ACAVIDAE)
- Natural History Museum
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