Holandriana codiella (G. Servain, 1884) Croatia
Holandriana crassilabris (J.R. Bourguignat, 1884) Croatia
Holandriana divina (J.R. Bourguignat, 1884) Croatia
Holandriana eximia (J.R. Bourguignat, 1884) Croatia
Holandriana fagotiana (J.R. Bourguignat, 1884) Croatia
Holandriana fossariformis (FOSSIL) (J.R. Tournouër, 1879 †) Romania
Holandriana frici (FOSSIL) (Š. Brusina, 1897 †) Croatia
Holandriana fuchsi (FOSSIL) (W.A. Wenz, 1928 †) Greece, Corinth
Holandriana gaji (FOSSIL) (Š. Brusina, 1878 †) Croatia
Holandriana gigantea (J.R. Bourguignat, 1884) Croatia
Holandriana heckneri (FOSSIL) (H.J. Koch, 1917 †) Croatia
Holandriana hellespontica (FOSSIL) (Calvert& M. von Neumayr, 1880 †) Turkey. Intepe
Holandriana hispanica C.A. Westerlund, 1898 Spain, Aragon
Holandriana holandrii (C. Pfeiffer, 1828) Montenegro11 mm
Holandriana holandrii afra (E.A. Rossmässler, 1837) Romania
Holandriana induta C.A. Westerlund, 1898 Crimea
Holandriana krambergeri (FOSSIL) (Š. Brusina, 1892 †) Croatia
Holandriana krapinensis (J.R. Bourguignat, 1884) Croatia
Holandriana lucida (FOSSIL) A.E.M. Cossmann, 1886 † France, Île-de-France, Yvelines
Holandriana macedonica (FOSSIL) (Burgerstein, 1877 †) Macedonia
Holandriana ovoidea (J.R. Bourguignat, 1884) Danube river
Holandriana patula (FOSSIL) (L.M.D. Bellardi& O.G. Michelotti, 1841 †) Italy, Tortona
Holandriana pecchioli (FOSSIL) (M. Hörnes, 1856 †)
Holandriana ponderosa (J.R. Bourguignat, 1884) Croatia
Holandriana ricinus (FOSSIL) (M. von Neumayr, 1875 †) Croatia
Holandriana serbica (FOSSIL) (Živkovic, 1893 †) Serbia
Holandriana speciosa (J.R. Bourguignat, 1884) Croatia
Io fluvialis (T. Say, 1825) Florida, Lee County
Leptoxis ampla J.G. Anthony, 1854 Alabama, Wetumpka, Goose river21,7 mm
Leptoxis carinata (J.G. Bruguière, 1792) USA. Virginia
Leptoxis choccoloccoensis (H.H. Smith, 1922)
Leptoxis compacta J.G. Anthony, 1854 Alabama
Leptoxis dilatata T.A. Conrad, 1835 Pennsylvania
Leptoxis foremani I. Lea, 1843 Alabama
Leptoxis formani (I. Lea, 1843) Alabama24 mm