Lycaena ladon, [265]
Lycaena lygdamus, [265]
Lycaena scudderi, [265]
Lycaenidae, [240-265]
Lymnadidae, [232-236]
Marcellus, [77]
Maritime grayling, [228]
Meadow-browns, The, [214-229]
Meadow fritillary, [128]
Meganostoma caesonia, [100]
Megathymidæ, [267-268]
Megathymus yuccae, [267]
Melitaea harrisii, M. phaeton, M. nycteis, or M. tharos, [149]
Metal-marks, The, [239-240]
Microgaster, [42]
Migrations, [16-17]
Milkweed butterflies, The, [232-236]
Mimicry, [34-35]
Mitoura damon, [249]
Monarch, The, [12], [233]
Moths, [13-14]
Moulting, [6-7]
Mountain silver-spot, [126]
Mourning-cloak, [112-115], [171-182]
Nathalis iole, [109]
Neonympha canthus, [227]
Neonympha eurytus, [228]
Neonympha gemma, [227]
Neonympha phocion, [227]
Net, Butterfly, [51]
Nettle butterfly, [160]
Nomiades lygdamus, [265]
Nymphalidae, [111], [214]
Nymphs, The, [111], [214]
Odors, see [Scents of butterflies]
Oeneis norna jutta, [225]
Oeneis norna semidea, [222]
Olive hair-streak, [249]
Olympian orange-tip, [96]
"Orange dogs", [63]
Orange sulphur, [102]
Orange-tips, Synopsis of the, [97]
Orange-tips, Tribe of the, [92-97]
Orientation, see [Heliotropism]
Painted beauty, [163]
Painted lady, [166-171]
Palamedes swallowtail, [76]
Palpi, [4]
Papilio asterias, [81]
Papilio brevicauda, [75]
Papilio cresphontes, [80]
Papilio glaucus, [72]
Papilio palamedes, [76]
Papilio philenor, [81]
Papilio polyxenes, [59]
Papilio thoas, [62]
Papilio troilus, [67]
Papilionidae, [57-81]
Papilionoidea, [55], [265]
Parasites, [40-43]
Parasites of the Mourning-cloak, [177]
Parnassians, [56-57]
Parnassiidae, [56-57]
Pearl crescent, [143]
Pearly eye, [219]
Persius's dusky-wing, [276]
Pholisora catullus, [277]
Photographing butterflies, [47-48]
Phyciodes nycteis, [149]
Phyciodes tharos, [143]
Pieridae, [82-115]
Pieris napi, [86]
Pieris phileta, [92]
Pieris protodice, [91]
Pieris rapae, [83]
Pink-edged sulphur, [104]
Pins for collectors, [53]
Polygonia comma, [153]
Polygonia faunus, [159]
Polygonia interrogationis, [150]
Polygonia progne, [158]
Polygonias, Synopsis of, [190]
Pontia monuste, [90]
Pontia protodice, [88]
Protective coloration, see [Coloration]
Purple hair-streak, Great, [243]
Purple hair-streak, Least, [251]
Purples, Banded and Red-spotted, [202-206]
Pyrameis atalanta, [191]
Pyrameis cardui, [191]
Pyrameis huntera, [191]
Pyrrhanea andria, [214]
Queen, The, [235]
Rearing butterflies, [43-47]
Red Admiral, [160]
Red-horns, Tribe of the, [97-115]
Red-spotted purple, [204]
Regal fritillary, [120]
Riker mounts, [54]
Riodinidae, [239-240]
Roadside skipper, [280]
Rusticus scudderi, [263]
Satyr, Arctic, [225]
Satyr, Little wood, [226]
Satyrodes canthus, [221]
Satyrs, The, [214-229]
Satyrs, Georgia and Carolina, [227]
Scents of butterflies, [15]
Scudder's blue, [263]
Selective color sense, [32-33]
Setting board, [52-53]
Shadow observations, [37-40]
Short-tailed papilio, [75]
Silver-bordered fritillary, [131]
Silver crescent, [141]
Silver-spot fritillary, [125]
Silver-spotted skipper, [270]
Silvery blue, [265]
Skippers, [55], [266-282]
Skippers, Common, [268-282]
Skippers, Tribe of the larger, [269-278]
Skippers, Tribe of the smaller, [278-282]
Sleepy dusky-wing, [275]
Smaller skippers, Tribe of the, [278-282]
Snout butterflies, The, [236-239]
Sooty wing, The, [277]
Southern cabbage butterfly, [88]
Southern wood nymph, [218]
Sovereigns, Synopsis of the, [206]
Sovereigns, Tribe of the, [192-207]
Spring azure, [258]
Striped hair-streak, [247]
Sulphur butterflies, [98-100], [101-105], [106-109]
Swallowtails, [57-81]
Swallowtails, Synopsis of, [80]
Synchloe genutia, [94]
Synchloe olympia, [96]
Tachina flies, [42-43]
Tailed blue, [264]
Tawny-edged skipper, [279]
Tawny emperor, [212]
Telamonides, [77]
Terias lisa, [110]
Terias nicippe, [110]
Thanaos brizo, [275]
Thanaos juvenalis, [272]
Thanaos persius, [276]
Thecla acadica, [248]
Thecla calanus, [246]
Thecla cecrops, [251]
Thecla damon, [252]
Thecla halesus, [250]
Thecla liparops, [247]
Thecla M-album, [251]
Thecla melinus, [251]
Thistle butterfly, [166-171]
Thorax, [4]
Thymelicus cernes, [279]
Tiger swallowtail, [72]
Tortoise-shell, American, [182]
Transformations, [5-13]
Uranotes melinus, [245]
Vanessa antiopa, [171-182]
Vanessa atalanta, [160]
Vanessa cardui, [166-171]
Vanessa coenia, [192]
Vanessa huntera, [163]
Vanessa J-album, [192]
Vanessa milberti, [191]
Vanessids, Synopsis of, [191]
Variegated fritillary, [116]
Vicereine, [206]
Viceroy, [195-202]
Violet-tip, [150]
Wanderer, The, [253]
Warning coloration, [33-34]
Weismann's theory, [10]
White cabbage butterfly, [83]
White J butterfly, [185]
White M hair-streak, [244]
White Mountain butterfly, [222]
White Mountain fritillary, [127]
Whites, Synopsis of the, [91]
Whites, Tribe of the, [82-92]
Wing expansion, [12-13]
Wood nymph, Little, [228]
Wood nymphs, [215-218]
Xanthidia lisa, [110]
Xanthidia nicippe, [110]
Yellow edge, see [Mourning-cloak]
Yellows, Synopsis of the, [109]
Yellows, Tribe of the, [97-115]
Yucca-borer skipper, [267]
Zebra butterfly, [229]
Zebra swallowtail, [76]
Zerene caesonia, [110]
Transcriber's Notes
The text presented is that contained in the original printed version with the following exceptions and minor corrections (deletion or addition of periods or commas; application of styling to headers to match comparable divisions; etc.). Any unique grammatical usage has been retained. Some of the illustrations were moved so that paragraphs were not split.
Typogrphical Corrections
| Page | Correction | |
| 146 | similiar → similar | |
| 156 | harrisi → harrisii | |
| 194 | eing → being | |
| 262 | analagous → analogous | |
| 284 | Heleconidae → Heliconidae | |
| 283 | c. philea → C. philea | |
| 283 | c. agarithe → C. agarithe | |
| " | Cercyonis alope 215-228 → 215, 228 | |
| 285 | Monarch, The 12-233 → 12, 233 | |
| " | Nymphalidae 111-214 → 111, 214 | |
| " | Nymphs, The 111-214 → 111, 214 | |
| " | Papilionoidea 55-265 → 55, 265 |