Molluscs › Door snails
Wall Snail
Balea perversa
25 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
Common Door-snailClausilia bidentata
Florida Tree SnailLiguus fasciatus
Plaited Door-snailCochlodina laminata
Opalescent Pendant-snailLeptopoma perlucidum
Dark brown speck lichenVerrucaria nigrescens
Balea heydeni
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 3,878 |
|---|---|
| Alaska | 3,878 |
| France | 64 |
| Grand Est | 24 |
| Bourgogne-Franche-Comté | 12 |
| Auvergne-Rhône-Alpes | 12 |
| Switzerland | 9 |
| United Kingdom | 7 |
| Belgium | 7 |
| Wallonne Gewest | 7 |
Counts show where people looked, not only where it lives.
Traits
Physical
- Shell-bearingProtected by a hard shellFrom its classification
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Molluscs · Mollusca |
| Class | Gastropods · Gastropoda |
| Order | Common Land Snails and Slugs · Stylommatophora |
| Family | Door snails · Clausiliidae |
| Genus | Balea |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Wall Snail with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.