MolluscaBase name details
original description
(of Ennea quadrilateralis Preston, 1910) Preston, H. B. (1910). Additions to the non-marine molluscan fauna of British and German East Africa and Lake Albert Edward. <em>The Annals and Magazine of Natural History.</em> (8) 6 (35): 526-536, pl. 7-9. London. [1 November]., available online at https://www.biodiversitylibrary.org/page/18619767
page(s): 527, pl. 7, fig. 2. [details]
context source (Bermuda)
Bieler, R. & Slapcinsky, J. (2000). A case study for the development of an island fauna: Recent terrestrial mollusks of Bermuda. <em>Nemouria.</em> 44: 1-99., available online at https://www.biodiversitylibrary.org/page/45974319 [details]
basis of record
Bequaert, J. C. & Clench, W. J. (1936). Studies of African land and fresh-water mollusks. Notes on <i>Gonaxis</i> Taylor, with description of a new species. <em>Journal of Conchology.</em> 20(9): 263–273.
page(s): 269 [details]