Buliminus (Mastus) giuricus Westerlund, 1902 accepted as Mastus giuricus (Westerlund, 1902) (original description)
Bythinia (Digyreidum) servainiana var. caspica Westerlund, 1902 accepted as Alocinma caspica (Westerlund, 1902) (original description)
Clessinia ahngeri Westerlund, 1902 accepted as Clessiniola variabilis (Eichwald, 1838) (original description)
Helix (Xerophila) karagolica Westerlund, 1902 (original description)
Helix argentellei var. conviva Westerlund, 1902 accepted as Josephinella argentellei (Kobelt, 1872) (original description)
Helix cingulina var. hians Westerlund, 1902 accepted as Helix cingulina Strobel, 1844 (original description)
Helix deplanata Westerlund, 1902 (original description)
Helix luteata var. galestoma Westerlund, 1902 (original description)
Helix meridionalis var. notata Westerlund, 1902 (original description)
Helix opalina Westerlund, 1902 (original description)
Hydrobia steindachneri Westerlund, 1902 accepted as Eupaludestrina steindachneri (Westerlund, 1902) (original description)
Hydrobia sturanyi Westerlund, 1902 accepted as Ohridohoratia sturanyi (Westerlund, 1902) (original description)
Hydrobia sturanyi var. pygmaea Westerlund, 1902 accepted as Ohridohoratia pygmaea (Westerlund, 1902) (original description)
Macrochlamys clessini Westerlund, 1902 accepted as Tanychlamys clessini (Westerlund, 1902) (original description)
Micromelania subulata Westerlund, 1902 accepted as Turricaspia meneghiniana (Issel, 1865) (original description)
Nematurella marginata Westerlund, 1902 accepted as Laevicaspia marginata (Westerlund, 1902) (original description)
Pupa (Torquilla) cadica Westerlund, 1902 accepted as Abida secale cadica (Westerlund, 1902) (original description)
Vitrea cyprina Westerlund, 1902 (original description)
Vitrea lepta Westerlund, 1902 accepted as Vitrea contracta (Westerlund, 1871) (original description)
Vitrea placenta Westerlund, 1902 (original description)

Capri for Vitrea placenta Westerlund, 1902 
Greece for Hydrobia steindachneri Westerlund, 1902