List of Colored Plates

		Facing
		Page
I.	Spring Butterflies	Frontispiece
II.	Caterpillars of Papilionidæ and Hesperiidæ	6
III.	Caterpillars of Nymphalidæ	18
IV.	Chrysalids in Color and in Outline—Nymphalidæ	30
V.	Chrysalids in Color and in Outline—Nymphalidæ,
	Lycænidæ, Pierinæ	44
VI.	Chrysalids in Color and in Outline—Papiloninæ
	and Hesperiidæ	58
VII.	Anosia and Basilarchia	80
VIII.	Ithomiinæ, Heliconius, Dione, Colænis, and Euptoieta	88
IX.	Argynnis	100
X.	Argynnis	104
XI.	Argynnis	108
XII.	Argynnis	112
XIII.	Argynnis	116
XIV.	Argynnis	122
XV.	Brenthis	130
XVI.	Melitæa	138
XVII.	Melitæa, Phyciodes, Eresia	152
XVIII.	Argynnis, Brenthis, Melitæa, Phyciodes, Eresia,
	Synchloë, Debis, Geirocheilus	156
XIX.	Grapta, Vanessa	164
XX.	Grapta, Vanessa, Junonia, Anartia, Pyrameis	168
XXI.	Timetes, Hypolimnas, Eunica, Callicore	178
XXII.	Basilarchia, Adelpha	184
XXIII.	Chlorippe	190
XXIV.	Pyrrhanæa, Ageronia, Synchloë, Cystineura, Hypanartia,
	Victorina	196

XXV.	Satyrodes, Cœnonympha, Neonympha, Neominois, Erebia	204
XXVI.	Satyrus	214
XXVII.	Œneis	220
XXVIII.	Libythea, Lemonias, Calephelis, Eumæus, Chrysophanus, Feniseca	228
XXIX.	Chrysophanus, Thecla	236
XXX.	Thecla, Lycæna	246
XXXI.	Lycæna	256
XXXII.	Lycæna, Thecla, Nathalis, Euchloë	266
XXXIII.	Catopsilia, Pyrameis	272
XXXIV.	Euchloë, Neophasia, Pieris, Kricogonia	280
XXXV.	Tachyris, Pieris, Colias	288
XXXVI.	Meganostoma, Colias	294
XXXVII.	Terias, Dismorphia	298
XXXVIII.	Papilio	302
XXXIX.	Parnassius	306
XL.	Papilio	310
XLI.	Papilio	314
XLII.	Papilio	316
XLIII.	Papilio, Colias, Pyrameis, Epargyreus	318
XLIV.	Papilio	323
XLV.	Papilio, Pholisora, Eudamus, Achalarus, Pyrrhopyge, Plestia, Calpodes, Thanao	330
XLVI.	Hesperiidæ	338
XLVII.	Hesperiidæ	350
XLVIII.	Hesperiidæ and Colias eurytheme	360