Traits taxon details
original description
(of ) Sowerby, G. B. I. (1843). Monograph of the genus <i>Cyclostoma</i>. In G. B. Sowerby II (ed.), <i>Thesaurus conchyliorum, or monographs of genera of shells</i>. Vol. 1 (3): 89-156, pl. 23-31. London, privately published. [23 June]. , available online at https://biodiversitylibrary.org/page/11076319 page(s): 128, pl. 31, figs 266-267 [details]
additional source
Neubert, E. (1998). Annotated checklist of the terrestrial and freshwater molluscs of the Arabian Peninsula with descriptions of new species. <em>Fauna of Arabia.</em> 17: 333-461. page(s): 337, Figs 1-3, 13 [details] Available for editors 
additional source
Neubert, E. (2009). The continental malacofauna of Arabia and adjacent areas. VI. Pomatiidae of Arabia, Socotra and northeast Africa, with descriptions of new genera and species (Gastropoda: Caenogastropoda: Littorinoidea). Fauna of Arabia, 24: 47-127. Riyadh / Basel [10 May]. page(s): 69, Plate 6 a, Fig. 5 [details] Available for editors 
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