Hydrocenidae Troschel, 1856
Georissa biangulata Quadras & Möllendorff, 1894
Georissa elegans Quadras & Möllendorff, 1894
Georissa hukudai Kuroda, 1960
Georissa japonica Pilsbry, 1900
Georissa laevigata Quadras & Möllendorff, 1894
Georissa laseroni (Iredale, 1937)
Georissa minuta (Odhner, 1917)
Georissa multilirata Brazier, 1875
Georissa obesa Solem, 1989
Georissa postulata (Iredale, 1937)
Georissa purchasi (Pfeiffer, 1862)
Georissa rufula Möllendorff, 1900