Bythinia vukotinovici var. bengestiensis Fontannes, 1887 † accepted as Tylopoma bengestiensis (Fontannes, 1887) † (original description)
Dreissensia polymorpha var. berbestiensis Fontannes, 1887 † accepted as Dreissena berbestiensis Fontannes, 1887 † (original description)
Dreissensia rimestiensis Fontannes, 1887 † accepted as Dreissena rimestiensis Fontannes, 1887 † (original description)
Hydrobia sepulcralis var. folestiensis Fontannes, 1887 † accepted as Prososthenia sepulcralis folestiensis (Fontannes, 1887) † (original description)
Limnocardium cucestiense Fontannes, 1887 † accepted as Zamphiridacna cucestiensis (Fontannes, 1887) † (original description)
Limnocardium semisulcatum (Rousseau, 1842) † accepted as Prosodacna semisulcata (Rousseau, 1842) † (basis of record)
Limnocardium semisulcatum var. stolizskai Fontannes, 1887 † accepted as Prosodacna stolizskai (Fontannes, 1887) † (original description)
Melanopsis harpula capreniensis Fontannes, 1887 † accepted as Melanopsis (Canthidomus) capreniensis Fontannes, 1887 † represented as Melanopsis capreniensis Fontannes, 1887 † (original description)
Melanopsis hybostoma amaradica Fontannes, 1887 † (original description)
Neritina (Neritodonta) stefanescui Fontannes, 1887 † accepted as Theodoxus (Calvertia) stefanescui (Fontannes, 1887) † represented as Theodoxus stefanescui (Fontannes, 1887) † (original description)
Valvata piscinalis var. crusitensis Fontannes, 1887 † accepted as Valvata (Cincinna) crusitensis Fontannes, 1887 † represented as Valvata crusitensis Fontannes, 1887 † (original description)
Vivipara dezmaniana var. turbureensis Fontannes, 1887 † accepted as Viviparus dezmanianus turbureensis Fontannes, 1887 † (original description)
Vivipara leiostraca var. monasterialis Fontannes, 1887 † accepted as Viviparus monasterialis Fontannes, 1887 † (original description)