MolluscaBase taxon details
original description
(of Choanomphalus japonicus Preston, 1916) Preston, H.B. (1916). Descriptions of new freshwater shells from Japan. The Annals and Magazine of Natural History, (8) 17 (98): 159-163, pl. 9. London. [1 February]., available online at https://www.biodiversitylibrary.org/page/15612325
page(s): 160 [details]
original description
(of Choanomphalus japonicus perstriatulus Preston, 1916) Preston, H.B. (1916). Descriptions of new freshwater shells from Japan. The Annals and Magazine of Natural History, (8) 17 (98): 159-163, pl. 9. London. [1 February]., available online at https://www.biodiversitylibrary.org/page/15612325
page(s): 161. pl. 9, figs 1, 1a-c [details]
original description
(of Planorbis (Gyraulus) biwaensis Preston, 1916) Preston, H.B. (1916). Descriptions of new freshwater shells from Japan. The Annals and Magazine of Natural History, (8) 17 (98): 159-163, pl. 9. London. [1 February]., available online at https://www.biodiversitylibrary.org/page/15612325
page(s): 161, pl. 9, figs 3a-c [details]
basis of record
Meier-Brook, C. (1983). Taxonomic studies on <i>Gyraulus</i> (Gastropoda: Planorbidae). <em>Malacologia.</em> 24 (1/2): 1-113. Ann Arbor [29 September]., available online at https://www.biodiversitylibrary.org/page/13108482 [details] Available for editors [request]