The Acavoidea are a taxonomic superfamily of air-breathing land snails and slugs, terrestrial pulmonate gastropod mollusks in the informal group Sigmurethra.[1]
| Acavoidea | |
|---|---|
 | |
| A live individual of Helicophanta gloriosa, family Acavidae | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Informal group: | Sigmurethra |
| Superfamily: | Acavoidea Pilsbry, 1895 |
| Families | |
See text | |
This taxonomy was based on the study by Nordsieck, published in 1986.[2]
Taxonomy
Families within the superfamily Acavoidea are as follows:
- Family Acavidae Pilsbry, 1895
- Family Caryodidae Conolly, 1915
- Family Dorcasiidae Conolly, 1915
- Family Macrocyclidae Thiele, 1926
- Family Megomphicidae H.B. Baker, 1930
- Family Strophocheilidae Pilsbry, 1902