Search results
Citheronia regalis, the regal moth or royal walnut moth, is a North American moth in the family Saturniidae. The caterpillars are called hickory horned devils. The adult has a wingspan of 3.75–6.1 in (9.5–15.5 cm). The species was first described by Johan Christian Fabricius in 1793.
Larva: Larva of this species emerge black on either end and yellow in the center. They are covered in tall spikey spines. They will consume all or part of the egg shell and soon after will begin to consume the leaves they find themselves upon. Larva of all saturniidae have 5 instars and disperse as soon as they hatch.
Larva: The hickory horned devil is among the largest of our native saturniid caterpillars. It is 12.5 to 14 cm in length - about the size of a large hot dog. The caterpillars vary slightly in color, but are commonly blue-green.
Typically, C. regalis is a midsummer moth, on wing from late June through August with larvae peaking August through October. There is a distinct bell curve to the emergence, with peak weeks coinciding with the first spell of the humid summer weather which may synchronize emergences.
Citheronia regalis is a species with many common names; you may know them as the Hickory horned devil, the Royal walnut moth or the Regal moth. This species is found in the eastern half of the United States of America, Canada, and northern latitudes of Mexico.
26 paź 2024 · Although it has a ferocious appearance, the hickory horned devil is harmless. This worm starts as a tiny caterpillar after hatching from one of hundreds of eggs laid by a regal moth. Over a matter of weeks, it grows and molts until it reaches its amazing mature size (almost 6 inches!).
Citheronia regalis (Fabricius, 1793) Family: Saturniidae. Subfamily: Ceratocampinae. Identification: Females are larger than males. Upperside of forewing is gray with red-orange veins and creamy yellow spots. Upperside of hindwing is orange with creamy yellow at the costa and inner margin. Wing Span: 3 15/16 - 6 1/4 inches (10 - 16 cm).
