Hydrobiosidae Ulmer, 1905
Edpercivalia banksiensis (McFarlane, 1939)
Edpercivalia borealis (McFarlane, 1951)
Edpercivalia cassicola (McFarlane, 1939)
Edpercivalia dugdalei Ward, 1998
Edpercivalia fusca (McFarlane, 1939)
Edpercivalia harrisoni Wise, 1982
Edpercivalia maxima (McFarlane, 1939)
Edpercivalia morrisi Ward, 1998
Edpercivalia oriens Ward, 1997
Edpercivalia shandi (McFarlane, 1951)
Edpercivalia spaini McFarlane, 1973
Edpercivalia thomasoni (McFarlane, 1960)