Bythinia tentaculata var. bottnica Clessin, 1878 accepted as Bythinia tentaculata Linnaeus, 1758 accepted as Bithynia tentaculata (Linnaeus, 1758) (original description)
Helix fruticum var. andersoni Clessin, 1878 accepted as Fruticicola fruticum (O. F. Müller, 1774) (original description)
Limnaea auricularia var. andersoni Clessin, 1878 accepted as Radix auricularia (Linnaeus, 1758) (original description)
Limnaea palustris var. maritima Clessin, 1878 accepted as Stagnicola palustris (O. F. Müller, 1774) (original description)
Limnaea stagnalis var. bottnica Clessin, 1878 accepted as Lymnaea stagnalis (Linnaeus, 1758) (original description)
Succinea putris var. succica Clessin, 1878 accepted as Succinea putris (Linnaeus, 1758) (original description)
Zonitoides nitidus var. borealis Clessin, 1878 accepted as Zonitoides nitidus (O. F. Müller, 1774) (original description)

Sweden for Bythinia tentaculata var. bottnica Clessin, 1878 
Sweden for Helix fruticum var. andersoni Clessin, 1878 
Sweden for Limnaea auricularia var. andersoni Clessin, 1878 
Sweden for Limnaea palustris var. maritima Clessin, 1878 
Sweden for Limnaea stagnalis var. bottnica Clessin, 1878 
Sweden for Succinea putris var. succica Clessin, 1878 
Sweden for Zonitoides nitidus var. borealis Clessin, 1878