Petasina unidentata is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Hygromiidae, the hairy snails and their allies.
| Petasina unidentata | |
|---|---|
 | |
| A live individual of Petasina unidentata from Bayern | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Stylommatophora |
| Family: | Hygromiidae |
| Genus: | Petasina |
| Species: | P. unidentata |
| Binomial name | |
| Petasina unidentata (Draparnaud, 1805)[1] | |
| Synonyms | |
Helix unidentata Draparnaud, 1805 | |
Shell description
Apical view
Apertural view
Basal view
