What is the scientific name for the class of animals that contains snails?

Snails, or also called as the terrestrial pulmonate gastropod mollusks are part of the class Gastropoda, also commonly known as the snails and slugs.  These are large taxonomic class.  Gastropoda is a part of mollusk category or phylum mollusca and under kingdom animalia.

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands