original description
(of Hydrobia praecursor F. Sandberger, 1870 †) Sandberger, C.L.F. (1870-1875). <i>Die Land- und Süßwasser-Conchylien der Vorwelt</i>. C. W. Kreidel, Wiesbaden. [pp. 1-96, pl. 1-12 (1870); pp. 97-160, pl. 13-20 (1871); pp. 161-256, pl. 21-32 (1873); pp. 257-352, pl. 33-36 (1874); pp i-viii, 353-1000 (1875) according to Woodward, 1906]. , available online at https://biodiversitylibrary.org/page/49567154
page(s): 17-18, pl. 1, fig. 10 [details]
original description
(of Rissoa (Hydrobia) conulus Forbes, 1851 †) Forbes, E. (1851). On the Estuary Beds and the Oxford Clay at Loch Staffin, in Skye. <em>The Quarterly Journal of the Geological Society of London.</em> 7: 104-113., available online at https://www.biodiversitylibrary.org/page/34983763
page(s): 110, pl. 5, fig. 12 [details]
From editor or global species database
Nomenclature Introduced for the secondary homonym Rissoa (Hydrobia) conulus Forbes, 1851, "non Paludina conulus Lam." (actually described as Bulimus conulus by Lamarck 1804), both of which Sandberger considered to belong in Hydrobia. [details]