"The family Morphidae contains the largest and most splendid of the South American butterflies. Their wings, often 7 inches in expanse, are generally of a brilliant metallic blue, which, as the insect flies, flashes in the sunlight so as to be visible, it is said, a quarter of a mile off." — Encyclopedia Britanica, 1893

Morphidae

"The family Morphidae contains the largest and most splendid of the South American butterflies. Their…