Elm sphinx

These large brown moths with their elongated wings have wingspans of up to 11.5 cm. The wings are light brown with white and dark brown markings. The thorax is quite hairy.

The large green or brown caterpillars have four horn-shaped growths near the head and a spine at the tip of the abdomen. The body has a small light-coloured ridge running its length and light diagonal lines on the sides.