Rolán E. (2001). A new species of <i>Alvania</i> (Mollusca, Rissoidae) from Annobón (Gulf of Guinea, West Africa). <i>Iberus</i> 19(1): 49-52.[details]
original descriptionRolán E. (2001). A new species of <i>Alvania</i> (Mollusca, Rissoidae) from Annobón (Gulf of Guinea, West Africa). <i>Iberus</i> 19(1): 49-52.[details]