204 



INDEX 



Hyzena, spotted, 65 

 Hyalommay 78 

 Hybernia defoliaria, 128 

 Hydrogen-ion concentration, 14, 15, 



45 

 Hydroids, 14, 148 

 Hymenolepis , 76 

 Hymenoptera, parasitic, 78, 79 

 Hyrax, 66 



Ice, as dispersal agent, 153 



Ice-age, 151 



Identification of animals, i, 165, 171 



— of plants, 170 



Illiteracy, advantages of, 7 



"Java, II 



JuDAY, 70, 174, g2 



Junco hy emails, 131 



Kangeroo-rat, desert, 46 

 Kaufmann, 154, i2g 

 Key-industry animals, 57 

 King-snake, 67 

 KiRKMAN, 140 

 Kites, 67 

 Kittiwake, 62 

 KoFOiD, 66 

 Kudu, geater, 145 



Lacewings, 66 



Lacuna, 129 



Ladybirds, 63, 66 



Lagopus mutus, 1 1 



— scoticus, 1 1 , 23 



Lantana camara, 54, 55 



Larus ridibundus, 24 



Leege, 154, 131 



Lemmings, 123, 125, 132 ei^e^., 156, 



186 

 Lenmius lemmus, 132 

 Leptomonas, 78 

 Leptyphantes sobrius, 44 

 Lepus americanuSy 123, 133, 135, 136, 



137 

 Levick, 168, 32 

 Life zones, 11 

 Light, 8, 9, 10, 40, 43 

 Limax cinereo-niger, 94 

 Limncea truncatida, 54 

 Limpets, 60 



LlNN^US, I 



Lion, African, 29, 63, 65, 70, 125, 184 



Lion, mountain, 140 



Liver-rot, 53, 54, 140 



Loa loa, 87 



Locust, 87, 109, 148, 156, 158, 159 



Loggerhead turtle, 149 



LONGSTAFF, II, I44 



Lophortyx gambeli, 46 

 LoRTET, 74, 53 

 Louse, 73 

 Lunar cycles, 159 

 Lungfish, 60 

 Lydekker, 108 

 Lymantria dispar, 11 1 

 Lynx, 136, 139 



MacFarlane, 139, y8 

 MacGregor, 45, 42 

 Mackerel, 160 

 Malaria, 53, 54, no 

 Man, eating all sizes of food, 61 

 Manson-Bahr, i^g 

 Marmot, 137 

 — , ground, 97 

 Marten, pine, 139 

 Martini, 54 

 Massart, 24, 25, 35 

 Mawson, 70, 105, 9 J 

 Megalestris, 70 



— MacCorrnicki, 97 

 Megastigmus spermotropJms, 30 

 Melittophagus, 122 

 Melolontha hippocastani, 129 



— vulgaris, 1 29 

 Merops, 122 

 Mesophytic, 22 

 MlALL, I, 79 



Mice, 108, 123, 135, 137, 139 

 Micropallus whitneyi, 48 

 Microtus, 108 



— agrestis, 1 2 

 Migration of birds, 96 



— of fish, 152 

 Mink, 139 

 Mole, 46, 139 

 Molge cristata, 115 



— vulgaris, 115 

 Mongoose, yellow, 83 

 Monkeys, 46 

 Mosquitoes, 45, 54, 88 

 Mottled umber, 128 

 Mountains, zonation on, 9, 11 

 Mouse, desert, 120 



— , grass, 12 



— , long-tailed wood, 12, 13 

 Mouse-deer, 66 

 Mouse-hare, 135 



