Although not all of these features are present in all gastropods, the presence of each may be a good indicator you’ve found on. For example, while gills are present in the majority of aquatic gastropods, they are absentee with our land-based friends (such as the snail). What About Gastr...
The relationships between the three clades found in Helix schlaeflii are unresolved. Our new data on the European clade (Table S1) revealed additional cases of discordance between identifications based on shells and the retrieved mitochondrial lineages to those reported earlier [23,37,38]. ...