DRAWN BY H. GIACOMELLI.
| Engraved by | Page | |
| The Pursuit, | Rouget, | [Frontispiece] |
| A Home among the Mountains—Lucerne, | Sargent, | [15] |
| On the Watch, | Berveiller, | [17] |
| Border—Amongst the Flowers, | Berveiller, | [18] |
| Border—Insect Life, | Berveiller, | [19] |
| Border—Mailed Insects, | Méaulle, | [20] |
| Border—Bees and Beetles, | Méaulle, | [21] |
| Border—Grasshoppers and Beetles, | Méaulle, | [22] |
| Tailpiece—Naturalist's "Traps," | Berveiller, | [22] |
| Border—Caterpillars, | Coste, | [23] |
| Tailpiece—The Author's Implements, | Ansseau, | [35] |
| The Forest of Fontainebleau, | Rouget, | [39] |
| The Woodpecker, | Berveiller, | [46] |
| Tailpiece—Flowers, | Morison, | [52] |
| Fallen Fruit, | Whymper, | [55] |
| Horned Beetles, | Méaulle, | [57] |
| The Childhood's Home of Madame Michelet, | Rouget, | [59] |
| Tailpiece—Insect Prey, | Méaulle, | [63] |
| A Winged Intruder, | Sargent, | [65] |
| War! | Méaulle, | [67] |
| Between Chillon and Clarens, | Jonnard, | [71] |
| The Field—Various Insects, | Berveiller, | [72] |
| Tailpiece—An Etherized Prisoner, | Méaulle, | [75] |
| World-Builders, | Méaulle, | [77] |
| Polyzoa, | Jonnard, | [79] |
| "Food for Fishes," | Jonnard, | [82] |
| Coral Island, | Whymper, | [84] |
| Tailpiece—Shells, | Jonnard, | [85] |
| Sunshine and Shade, | Jonnard, | [87] |
| Love and Death, | Méaulle, | [89] |
| In the Wood, | Sargent, | [91] |
| Gathering Sweets, | Berveiller, | [92] |
| Tailpiece—A Shady Nook, | Morison, | [95] |
| Nest of Humble-Bee, | Rouget, | [97] |
| "The Chilly One," | Sargent, | [99] |
| Tailpiece—Cocoon, | Berveiller, | [105] |
| The Dragon-Fly, | Jonnard, | [107] |
| The Sacred Beetle of the Egyptians, | Jonnard, | [109] |
| Butterflies and Flowers, | Jonnard, | [112] |
| Tailpiece—Chrysalis, | Sargent, | [115] |
| The Phœnix, | Méaulle, | [117] |
| Seeking the Light, | Whymper, | [119] |
| A Winged Warrior, | Berveiller, | [122] |
| The Imperial Weevil, | Berveiller, | [123] |
| Tailpiece—The Weevil on the Mountain-Top, | Morison, | [124] |
| Swammerdam, | Méaulle, | [127] |
| Dutch Landscape, | Méaulle, | [129] |
| "Melancholy Meads," | Ansseau, | [132] |
| A Tempest on the Dutch Coast, | Méaulle, | [137] |
| Tailpiece—The Task, | Ansseau, | [139] |
| Under the Microscope, | Méaulle, | [141] |
| A Philosopher's "Den," | Coste, | [143] |
| Tailpiece—A Finished Task, | Ansseau, | [151] |
| A Coleopterous Giant, | Méaulle, | [153] |
| An Agent of Nature, | Rouget, | [155] |
| "Rhinoceros-like Cuirassiers", | Méaulle, | [159] |
| Tailpiece—Horned Beetle, | Méaulle, | [162] |
| Man's Auxiliary, | Rouget, | [163] |
| Carabidæ, | Jonnard, | [165] |
| Hunting the Enemy, | Ansseau, | [168] |
| Tailpiece—The Pilgrim Locust, | Ansseau, | [172] |
| Aerial Beauties, | Sargent, | [173] |
| The Acrocinus, | Whymper, | [175] |
| Streaked Taupin, and Earwig, | Ansseau, | [176] |
| Buprestidans, | Coste, | [179] |
| Tailpiece—Butterfly and Flower, | Berveiller, | [182] |
| Insect Manufacturers, | Méaulle, | [183] |
| The Dead-Leaf Moth, | Sargent, | [185] |
| Cocoons, | Jonnard, | [188] |
| Tailpiece—A Prisoner, | Jonnard, | [189] |
| Long-Horned Beetles, | Méaulle, | [191] |
| Insects and their Weapons, | Méaulle, | [193] |
| Tailpiece—Cat and Cantharides, | Ansseau, | [197] |
| A Thing of Beauty, | Jonnard, | [199] |
| Leaf-Rollers, | Berveiller, | [201] |
| Grasshopper of Guiana, | Ansseau, | [203] |
| Cassida, | Coste, | [205] |
| Tailpiece—Insects "Fantastic and Wonderful," | Méaulle, | [207] |
| The Spider, | Rouget, | [209] |
| Aquatic Spiders, | Jonnard, | [211] |
| On the Look-out, | Berveiller, | [216] |
| Blue-Bottles and Beetles, | Ansseau, | [217] |
| Tailpiece—Bird-catching Spider, | Berveiller, | [219] |
| The Garden Spider, | Jonnard, | [221] |
| Trap-door Spider and House, | Sargent, | [223] |
| Spider and Butterfly, | Méaulle, | [226] |
| Tailpiece—The Musical Spider, | Ansseau, | [230] |
| The City in the Shadows, | Méaulle, | [233] |
| Ruins Caused by the Termites in Valencia, | Méaulle, | [235] |
| Tailpiece—Termites (Solders, Worker, and Female) from the Coast of Guinea, | Berveiller, | [241] |
| Ants at Work, | Rouget, | [243] |
| The Nuptials of the Ants, | Jonnard, | [245] |
| Nest of Russet Ants, | Rouget, | [249] |
| Carpenter Ants, | Berveiller, | [253] |
| Tailpiece—Ants and Flowers, | Jonnard, | [255] |
| A Migration of Ants, | Rouget, | [257] |
| Roses, Grubs, and Ants, | Whymper, | [259] |
| A Feast for the Ants, | Berveiller, | [266] |
| Tailpiece—Honey-making Ants, | Ansseau, | [268] |
| The Nightingale—"Dreaming and Listening," | Rouget, | [269] |
| Bramble and Ants, | Berveiller, | [271] |
| Tailpiece—The Unhappy Fugitive, | Berveiller, | [280] |
| The Home of the Wasps, | Rouget, | [281] |
| Polystes and their Nests, | Berveiller, | [283] |
| Eumenes domiformes and their Nests, | Sargent, | [287] |
| Tailpiece—Wasp and Fruit, | Méaulle, | [289] |
| A Tomb at Père-Lachaise, | Sargent, | [291] |
| The Living and the Dead, | Berveiller, | [293] |
| Tailpiece—Virgilian Bees, | Berveiller, | [298] |
| The Bee in the Fields, | Berveiller, | [299] |
| Bees and Wild Flowers, | Berveiller, | [301] |
| Bees and Blossoms, | Berveiller, | [305] |
| Tailpiece—Drone Bee, | Berveiller, | [308] |
| "Busy Bees," | Méaulle, | [309] |
| The Sphinx Atropos, | Méaulle, | [311] |
| Tailpiece—A Winged Brigand, | Méaulle, | [317] |
| Bees on the Wing, | Méaulle, | [319] |
| Inside the Hive, | Berveiller, | [321] |
| Bees in Search of the Natural Hive, | Jonnard, | [326] |
| Tailpiece—Queen-Bee, | Berveiller, | [329] |
| The Praying-Mantis, and other Insects, | Berveiller, | [331] |
| Lady-Birds and Grain, | Méaulle, | [333] |
| Butterfly and Moth, | Jonnard, | [334] |
| The Stag-Beetle, | Méaulle,, | [335] |
| Tailpiece—The Author's Visitors, | Berveiller, | [338] |
| Book, Flowers, and Insects, | Berveiller, | [339] |
| Stag-Beetle, | Sargent, | [341] |
| Carabus Auratus, | Sargent, | [345] |
| A Sacrifice to Science, | Méaulle, | [346] |
| Horned Centrote and Globular Bocydie, | Sargent, | [347] |
| Beetle, | Méaulle, | [348] |
| Caterpillar and Leaf, | Sargent, | [348] |
| Butterfly and Flower, | Sargent,, | [350] |
| Rhinoceros-horned Beetle, | Méaulle, | [351] |
| Birds and Lady-Bird, | Berveiller, | [351] |
| Wasps, | Morison, | [352] |
| Tuft-horned Beetle, | Morison, | [353] |
| Garden Spider, | Morison, | [354] |
| Termite: Long-sheathed Nymph, | Ansseau, | [354] |
| Rhinoceros-horned Beetle, | Morison, | [356] |
| Dragon-Fly and Ants, | Ansseau, | [356] |
| Wasps, | Berveiller, | [357] |
| Bees, | Ansseau, | [358] |
| Bird and Butterfly, | Berveiller, | [362] |