io8 



INDEX 



Denies 8, 23. 



Denticles of the claws 7. 



Desoria 



annulata 68. 



cylindrica 68. 



ebriosa 68. 



fusca 68. 



pallida 68. 



viatica 68. 



Distribution of the Collembola, 11. 



Economic importance of the 



Collembola 3. 



Entognatha 5. 



ENTOMOBRYA 33, 35, 87. 



bicolor 73, XVI. 76. 



clitellaria 75, XV. 34. 



dorsalis 74, 76. 



multifasciata 77, 34. 



orcheselloides 74. 



purpurascens 76. 



spectabilis 77, VIII. 



ENTOMOBRYiDAE 29, 26, 37. 



Eyepatches 5. 



Eyes 5, 10, 11, 12. 



Femur 7. 



FRIESIA 40. 



caldaria 95, XL 



mirabilis 40, 96. 



Furcula 8, 10, 23. 



General characters of the Col- 

 lembola 5. 



Genital papilla 8, 23. 



Habits of the Collembola 11. 



Hairs 



clavate 23. 



clubbed 7, 23. 



tactile 6. 



tenent 7, 23. 



Halthaken 8. 



Head of the Collembola 5. 



Heterotoma chlorata 68. 



Hypogastrura aquatica 94. 



Inferior claws 23. 



Inner claws 23. 



ISOTOMA 31, 33, 86. 



alba 64. 



anglicana 68. 



bidenticula 66, X. 64. 



catena 69, IX. 



cseruleatra 70, IX. 



fimetaria 64, X. 86, 96, 97. 



grandiceps 70. 



hiemalis 70. 



leonina 67, IX. 



lineata 6,8. 



minima 63, IX, X. 66, 96. 



minuta 63. 



muskegis 72, XIII. 



palustris 70, IX. 68, 69. 



palustris var. fucicola 69. 



quadrioculata 65, X. 64. 



sensibilis 67, IX. 



tricolor 68. 



viridis 68, IX. 69. 



Key to the: 



Family Aphoruridse 41. 



Entomobryidse .... 29. 



Poduridse 38. 



Sminthuridse 25. 



Genus Achorutes 39. 



Aphorura 41. 



" Entomobrya 34. 



Isotoma 32. 



" Lepidocyrtus 36. 



Neanura 42. 



Qrchesella 30. 



Papirius 26. 



Seira 36. 



Sminthurus 27. 



" Tomocerus 35. 



Order Collembola 25. 



La Podure brune enfumee.... 53. 



La Podure brune ronde 53. 



La Podure noire aquarique. . . . 93. 



Legs 7. 



Length 23. 



LEPIDOCYRTUS 36, 34, 87. 



senescens 89. 



aeneus 88. 



albicans 85, VII 87. 



albinos 82. 



decemoculatus 85, VII. 86. 



lanuginosus 88. 



purpureus 87, VII. 85, 88, 89. 



pusillus 88, 89. 



sexoculatus 86, VII. 



Lipura 



ambulans 97. 



corticina 98. 



fimetaria 96. 



inermis 96. 



Literature consulted 15. 



List of new species 105. 



Machilis , 6, 8, 9, 10, 11. 



Macrotoma 



celer 80. 



ferruginosa 80. 



lepida 80. 



nigra 80. 



vulgaris 81. 



Manubrium 10, 23. 



