MolluscaBase taxon details
original description
(of Helix vetusta Morelet & Drouët, 1857 †) Morelet, A. & Drouët, H. (1857). Conchologiae Azoricae prodromus novarum specierum diagnoses sistens. <em>Journal de conchyliologie.</em> 6 (3): 148-154., available online at https://www.biodiversitylibrary.org/page/15862673
page(s): 152-153 [details]
additional source
Callapez, P.; Ferreira Soares, A.; Marques, J. (2003). Rediscovery of Leptaxis vetusta (Morelet & Drouet, 1857), a subfossil land snail from the Quaternary of Santa Maria (Azores). <em>Ciencias da Terra (UNL).</em> 15: 209-218. Lisboa. [details] Available for editors [request]