Parent Category Figures
1 Hydrobiidae Hydrobia 145
2 Hydrobiidae Peringia 80
3 Hydrobiidae Turricaspia 72
4 Hydrobiidae Mercuria 56
5 Hydrobiidae Pseudamnicola 53
6 Hydrobiidae Austropyrgus 48
7 Hydrobiidae Fonscochlea 40
8 Hydrobiidae Sadleriana 40
9 Hydrobiidae Boetersiella 38
10 Hydrobiidae Alzoniella 38
11 Hydrobiidae Belgrandiella 34
12 Hydrobiidae Belgrandia 32
13 Hydrobiidae Ecrobia 31
14 Hydrobiidae Pyrgulopsis 30
15 Hydrobiidae Bythiospeum 21
16 Hydrobiidae Daphniola 18
17 Hydrobiidae Graecoanatolica 15
18 Hydrobiidae Cincinnatia 12
19 Hydrobiidae Beddomeia 12
20 Hydrobiidae Didacus 11
21 Hydrobiidae Neohoratia 10
22 Hydrobiidae Dianella 9
23 Hydrobiidae Plagigeyeria 9
24 Hydrobiidae Hauffenia 8
25 Hydrobiidae Radomaniola 7
26 Hydrobiidae Pyrgula 6
27 Hydrobiidae Corrosella 5
28 Hydrobiidae Islamia 3
29 Hydrobiidae Hadziella 3
30 Hydrobiidae Probythinella 3
31 Hydrobiidae Milesiana 2
32 Hydrobiidae Boleana 2
33 Hydrobiidae Grossuana 1
34 Hydrobiidae Avenionia 1
35 Hydrobiidae Clappia 1