Systematischer Index.
Seite
I. Allgemeiner Teil ........................................ 1
(Historischer Überblick.)
II. Systematischer T e i l ............................................................ 32
(Die Familie d er Hydrachniden.)
E rs te Unterfamilie: Hygrobatinae . . . 39
I. Genus: Atax (J. C. Fabricius) Bruzelius . . . 41
1. A ta x ypsilophorus (Bonz) Claparéde . . . 43
2. A ta x intennecUus K o e n ik e ......................................46
3. A ta x bonzi Claparéde ........................................... 48
4. A ta x crassipes 0 . F. Müller (Bruzelius) . . 52
5. A ta x ßguralis C. L. K o c h ......................................57
6. A ta x aculeatus K o e n ik e ........................................... 59
7. A ta x tricuspis Koenike ......................................60
II. Genus: Cochleophorus P i e r s ig .....................................60
1. Cochleophorus spinipes Müller ...........................62
2. Cochleophorus deltoides P i e r s i g ...........................67
3. Cochleophoi'us vervalis (Müller) C. L. Koch) . 68
4. Cochleophorus verrucosus Koenike . . . . 71
5. Cochleophorus callosus K o e n i k e ...........................72
III. Genus: Hydrochoreutes C. L. K o c h ..........................73
1. Hydrochoreutes ungülatus (Koch) Pie rsig . . 75
2. Hydrochoreutes krameri Pie rsig . . . . . 79
IV. Genus: Curvipes K o e n i k e .......................................... 80
1. Curvipes aduncopalpis P ie r s ig ........................ 88
2. Curvipes conglobatus C. L. K o c h ...................92
3. Curvipes carneus C. L. K o c h ........................ 97
4. Curvipes uncatus K o e n ik e ............................. 101
5. Curvipes longipalpis Krendowskij . . . . 103
6. Curvipes nodatiis Müller .................................. 108
7. Curvipes fuscatus Hermann . . . . . 114
8. Curvipes rotundus Kramer . . . . . • .1 1 8
9. Curvipes ru fu s C. L. K o c h ....................................123
10.. Curvipes thoracifer P iersig . . . . . . .1 2 8
11. Curvipes neumani Koenike . ........................132
12. Curvipes coactus K o e n i k e .............................133
13. Curvipes circularte P iersig . . . . . . . 134
14. Curvipes obturbans P iersig . . . . . . . . 135
15. Curvipes contröversiösus P iersig .' . . . .1 3 7
16. Curvipes ambiguus P i e r s i g ........................... .1 3 8
Seite
V. Genus: Piona C. _L. K o c h .......................................... 139
1. Piona ensiformis K o e n ik e ..................................... 141
2. Piona ornata C. L. K o c h .....................................143
3. Piona latipes 0 . F. M ü l l e r ..................................... 148
4. Piona torris M ü l l e r ................................................152
5. Piona scaura K o e n i k e .......................................156
VI. Genus: Pionopsis P ie r s ig .......................................156
Pionopsis lutescens H e rm a n n ............................157
VII. Genus: Pionacercus P i e i s i g ................................. 162
1. Pionacercus leuckarti P i e r s i g ............................163
2. Pionacercus uncinatus K o e n i k e ......................167
VIII. Genus: Acercus C. L. K o c h .................................169
1. Acercus liliaceus M ü l le r .......................................... 171
2. Acercus brevipes P iersig .....................................176
3. Acercus cassidiformis H a l l e r .........................177
4. Acercus triangularis P i e r s i g .........................180
5. Acercus cetratus K o e n i k e .............................. 181
IX. Genus: Wettina P i e r s i g .......................................182
Wettina macroplica P i e r s i g ........................ 183
X. Genus: Atractides C. L. K o c h ............................186
Atractides spinipes C. L. K o c h ...................186
XI. Genus: Hygrobates C. L. K o c h ............................191
1. Hygrobates longipalpis Hermann . . . . 192
2. Hygrobates reticulatus K r a m e r ...................197
3. Hygrobates trigonicus K o e n i k e ...................198
4. Hygrobates nigro-maculatus L eb e rt . . . . 199
5. Hygrobates calUgei' P iersig . . . . . . 200
XII. Genus: Limnesia C. L. K o c h ............................202
1. Limnesia histrionica H e r m a n n ...................205
2. Limnesia undulata M ü l l e r ............................. 209
3. Limnesia maculata (Müller) Bruzelius . .' . 2 1 1
4. Limnesia koenikei P i e r s i g ............................. 215
5. Limnesia connata K o e n ik e .............................217
XIII. Genus: Teutonia Koenike ................................. 219
’ Teutonia prima ria Koenike ............................219
XIV. Genus: Sperchon K r a m e r ................................. 222
1. Sperchon glandulosus K o e n i k e ..................224
2. Sperchon hispidus Koenike ............................... 227