sentences:  New replacement names have been proposed since more than 100 years ago.In 1859 Bourguignat saw that the name "Bulimus cinereus" Mortillet, 1851 for an Italian snail could not be used because Reeve had proposed exactly the same name in 1848 for a completely different Bolivian snail.Since it was understood even then that the older name always has priority, Bourguignat proposed a new replacement name "Bulimus psarolenus", and also added a note why this was necessary.