Hydroginella is een geslacht van weekdieren uit de klasse van de Gastropoda (slakken).
Soorten Hydroginella agulhasensis (Thiele, 1925) Hydroginella angustata Boyer, Wakefield & McCleery, 2003 Hydroginella bullata Boyer, Wakefield & McCleery, 2003 Hydroginella caledonica (Jousseaume, 1877) Hydroginella columnaria (Hedley & May, 1908) Hydroginella cypraeaformis Boyer, 2015 Hydroginella delessertiana (Récluz, 1841) Hydroginella dispersa Laseron, 1957 Hydroginella dufresnei Boyer, 2015 Hydroginella fascicula (Laseron, 1957) Hydroginella galatea Lussi & G. Smith, 1999 Hydroginella gemella Boyer, 2001 Hydroginella guttula (G. B. Sowerby I, 1832) Hydroginella limata (Ma, 1994) Hydroginella marina Lorenz & Kostin, 2007 Hydroginella marionae Boyer, 2015 Hydroginella mixta (Petterd, 1884) Hydroginella musorstomi Boyer, Wakefield & McCleery, 2003 Hydroginella osteri (Jousseaume, 1875) Hydroginella richeri Boyer, 2001 Hydroginella rugosa Boyer, Wakefield & McCleery, 2003 Hydroginella scintilla (Jousseaume, 1875) Hydroginella sordida (Reeve, 1865) Hydroginella superstes (Laseron, 1957) Hydroginella tridentata (Tate, 1878) Hydroginella unica Boyer, Wakefield & McCleery, 2003 Hydroginella vincentiana (Cotton, 1944) Hydroginella vitiensis Boyer, Wakefield & McCleery, 2003 Hydroginella wareni Boyer, Wakefield & McCleery, 2003