MolluscaBase taxon details
original description
(of Ennea balfouri Godwin-Austen, 1881) Godwin-Austen, H. H. (1881). On the land-shells of the Island of Socotra collected by Prof. Bayley Balfour. Part II. Helicaceae. <em>Proceedings of the Zoological Society of London.</em> 49(4): 801-812, pls 68-69. London [April]., available online at https://www.biodiversitylibrary.org/page/30760030
page(s): 809, pl. LXVIII, fig. 12 [details]
original description
(of Buliminus (Passamaiella) bayleyi E. A. Smith, 1903) Smith, E. A. (1903). The Land and freshwater shells of Sokotra and Abd el-Kuri. <em>Liverpool Museum Reports, Socotra Expedition.</em> 111–158, Liverpool.
page(s): 113, 114, fig. a, b [details]
additional source
Neubert, E. (2005). The continental malacofauna of Arabia and adjacent areas, IV. Revision of the family Cerastidae in the Soqotran Archipelago, I: The genus <I>Passamaella</I> L. Pfeiffer 1877, with description of a new genus and species. (Gastropoda: Pulmonata: Cerastidae). <em>Archiv für Molluskenkunde.</em> 134(1): 1-21., available online at https://doi.org/10.1127/arch.moll/0003-9284/134/001-021
page(s): 9, Pl. 3, figs. 16–17, fig 5 [details]