Family Genus Subgenus Species Subspecies Author Date Orginal Genus Parentheses X 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Y Remarks                                                                                                                                                
Arrenuridae Arrenurus Megaluracarus globator   Müller 1776 Hydrachna Y   1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1   1 1   1 1 also sub nom. A. tubulator: Biesiadka in Razkowski 1997
Arrenuridae Arrenurus Megaluracarus membranator   Thor 1901   N         1       1 1 1     # 1 1 1   1 1     1 1       19: Smit pers. comm.
Hydryphantidae Hydryphantes Hydryphantes planus   Thon 1899   N         1         1         1 1 1     1     1 1       Syn.: H. ruber tuxeni Motas, 1962: Lundblad 1968
Hydryphantidae Hydryphantes Hydryphantes ruber   Geer 1778   Y   1   1 1       1 1 1 1 1 1 1 1 1 1 1 1 1   1 1     1  
Hydryphantidae Thyas   rivalis   Koenike 1912   N         1       1 1     1 1 1 1 1   1 1             1 syn. to palustris: Lundblad 1962 / questioned synonymy: Tuzovskij in litt.
Hydryphantidae Zschokkea   oblonga   Koenike 1892   N         1         1 1       1   1 1   1 1 1 1         Romania: Cimpean & Gerecke in press / 19, 21: Smit pers. comm.
Oxidae Oxus   nodigerus   Koenike 1898   N                             1 1 # 1 1 1 1   1 1       19: Smit pers. comm.
Pionidae Forelia   liliacea   Müller 1776 hydrachna Y     (?) 1 1 1 # # 1 1 1 # 1 1 1 1 1 1 1 1 1 1 1 1        
Sperchontidae Sperchon Hispidosperchon denticulatus   Koenike 1895   N 1 1 1 1 1 1 1 1 1 1 1     1 1     1 1 1         1      
Sperchontidae Sperchon Sperchon glandulosus   Koenike 1886   N   1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1   1 1 1      
Sperchontidae Sperchon Sperchon squamosus   Kramer 1879   N     1 1 1   ? 1 1 1 1   1 1 1 1 1 1 1 1 1 1 1 1     1  
Sperchontidae Sperchon Sperchon thienemanni   Koenike 1907   N   1   1 1     1 1 1 1 1     1   1   1 1     1       1 Syn.: rugosus Koenike, 1911: Bader 1974