How to Know the Butterflies

The Cornell classic that taught America to name what it saw: every eastern butterfly described from life, with its caterpillar, its food-plants, its habits — and how to pronounce its Latin.

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The Black Dash

Limochores pontiac (Li-moch'o-res pon'ti-ac) PLATE XLI, FIG. 16, 17, 18 In the male the upper surface of the wings is dark blackish brown with the discal portion of both wings and the base of the fore wings yellow, except that most of the veins are covered with brown; the brand is black and nearly or quite divided into two patches; the dark outer margin of the fore wings does not extend to the brand.

In the female the upper surface is dark brown with a transverse row of yellow spots on both wings. The lower surface in both sexes is cinnamon brown with a transverse row of yellow spots on both wings. On the fore wings there is a blackish shade extending from cell R + M to the inner margin, and this is not interrupted by a light colored patch in cell Cu,, or at the most there is a diffused indistinct patch. Expanse of wings one and one-fourth inches or more. The species occurs in a narrow belt from Massachusetts to Nebraska and south to New Jersey. The common name refers to the shape and color of the brand of the male.

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