MolluscaBase taxon details
original description
(of Achatina johnstoni E. A. Smith, 1899) Smith, E. A. (1899). On a collection of land-shells from British Central Africa. <em>Proceedings of the Zoological Society of London.</em> 1899: 579–592., available online at https://www.biodiversitylibrary.org/page/30951626
page(s): 590, pl. 34, figs 4, 5. [details]
taxonomy source
Bequaert, J. C. (1950). Studies in the Achatininae, a group of African land snails. <em>Bulletin of the Museum of Comparative Zoology.</em> 105(1): 1-216, plates 1-81., available online at https://www.biodiversitylibrary.org/page/11841320 [details]