Achatina fulgens L. Pfeiffer, 1858 accepted as Glessula fulgens (L. Pfeiffer, 1858) (original description)
Achatina layardi L. Pfeiffer, 1858 accepted as Lissachatina layardi (L. Pfeiffer, 1858) (original description)
Achatina ovum L. Pfeiffer, 1858 accepted as Archachatina marginata ovum (L. Pfeiffer, 1858) (original description)
Bulimus bayeri L. Pfeiffer, 1858 accepted as Chondrula tridens (O. F. Müller, 1774) (original description)
Bulimus candidissimus L. Pfeiffer, 1858 accepted as Zebrinops albatus (A. Férussac, 1827) (original description)
Bulimus cuencanus L. Pfeiffer, 1858 accepted as Opeas cuencanum (L. Pfeiffer, 1858) (original description)
Bulimus fraseri L. Pfeiffer, 1858 accepted as Sultana fraseri (L. Pfeiffer, 1858) (original description)
Melampus massauensis L. Pfeiffer, 1858 (original description)

Ecuador for Bulimus cuencanus L. Pfeiffer, 1858 
Russia for Bulimus bayeri L. Pfeiffer, 1858