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Aetiology; Variation =3523-4823: — 
General .. .. .. .. .. .. .. 164 
Variation .. .. .. .. .. .. .. 164 
Teratolog} r . . . . . . . . . . . . 165 
Hybrids and Grosses . . . . . . . . . . 165 
Heredity . . . . . . . . . . . . . . 166 
Evolution, including pbylogeny. . .. .. .. 166 
Geographical or faunistic=3527-4827 : — 
General .. .. .. .. .. . . ..166 
Arctic and antarctic . . . . . . . . . . 166 
Insular (including New Zealand) .. .. .. 167 
Palaearctic region : — 
Collective . . . . . . . . . . . . 168 
Europe collectively . . . . . . . . . . 169 
North Europe and Siberia . . . . . . . . 169 
British Islands . . .. .. .. .. .. 170 
Central and East Europe . . . . . . . . 175 
France . . . . . . . . . . . . . . 180 
South Europe and Mediterranean . . . . . . 181 
Caucasus and West and Central Asia . . . . 183 
Africa .. .. .. .. .. .. .. 184 
Madagascar, etc. . . . . . . . . . 188 
Asia (tropical and Eastern) . . . . . . . . 189 
Asiatic Archipelago . . . . . . . . . . 193 
Australia and Tasmania . . . . . . . . . . 195 
North America .. .. .. .. .. .. 196 
Central America . . . . . . . . . . . . 201 
Antilles . . . . . . . . . . . . . . 202 
South America . . . . . . . . . . . . 203 
III. Systematic = 3631-4831 : — 
General . . . . . . . . . . . . . . 206 
Coleoptera=4831 : — 
General . . . . . . . . . . . . . . 206 
Cicindelidae . . . . . . . . . . . . 207 
Carabidae . . . . . . . . . . . . . . 207 
Fanssidae . . .. ... .. .. .. .. 210 
Haliplidae.. .. .. .. .. .. .. 211 
Dytiscidae . . . . . . .... . . 211 
Gyrinidae . . .. .. .. .. .. .. 211 
Hydrophilidae .. .. .. .. .. .. 211 
Stapbylinidae . . . . . . . . . . . . 212 
Pselaphidae .. .. .. .. .. 219 
Scydmaenidae .. .. .. .. .'. .. 219 
Silphidae .. .. .. .. . .. .. 219 
Flatypsyllidae (vacant) Septinidae . . . . . . 221 
Trichopterygidae . . .. .. .. .. .. 221 
Scaphidiidae . . . . . . . . . . 221 
Histeridae . . . ♦ , , , . . f , . . . 221 
(n- 8818 j) 
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