MolluscaBase taxon details
original description
(of Helix portosanctanae G. B. Sowerby I, 1824) Sowerby, G. B. I. (1824). Descriptions, accompanied by figures, of several Helices, discovered by T. E. Bowdich, Esq. at Porto Santo. <em>Zoological Journal.</em> 1: 56-58 [March]., available online at https://www.biodiversitylibrary.org/page/27570783
page(s): 57, pl. 3, fig. 5 [details]
original description
(of Helix (Helicella) portosanctana var. gigantea R. T. Lowe, 1831) Lowe, R. T. (1831). Primitiae faunae et florae Maderae et Portus Sancti; sive species quaedam novae vel hactenus minus rite cognitae animalium et plantarum in his insulis degentium breviter descriptae. <em>Transactions of the Cambridge Philosophical Society.</em> 4 (1): 1-70, pl. 1-6. Cambridge., available online at https://www.biodiversitylibrary.org/page/13265840
page(s): 46, pl. 5 fig. 16 [details]
original description
(of Helix (Helicella) portosanctana var. vulgaris R. T. Lowe, 1831) Lowe, R. T. (1831). Primitiae faunae et florae Maderae et Portus Sancti; sive species quaedam novae vel hactenus minus rite cognitae animalium et plantarum in his insulis degentium breviter descriptae. <em>Transactions of the Cambridge Philosophical Society.</em> 4 (1): 1-70, pl. 1-6. Cambridge., available online at https://www.biodiversitylibrary.org/page/13265840
page(s): 46, pl. 5 fig. 15 [details]
original description
(of Helix nesicola Mabille, 1883) Mabille, J. (1883). Diagnoses testarum novarum. <em>Bulletin de la Société Philomathique de Paris.</em> ser. 7, 7(3): 115-132., available online at https://www.biodiversitylibrary.org/page/31636649
page(s): 131 [details]
basis of record
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017. [details]