Life (root) » Animalia (Animals) » Mollusca (Mollusks) » Gastropoda (Gastropods) » Heterobranchia (Heterobranch Gastropods) » Euthyneura (Euthyneuran Gastropods) » Tectipleura » Eupulmonata » Stylommatophora (Common Land Snails and Slugs) » Helicina (Helicinan Snails and Slugs) » Urocoptoidea » Cerionidae (Peanut Snails) » Cerion » Cerion incanum (Grey Cerion)