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Clymene Moth (Haploa clymene)

Clymene moth is an Erebidae moth indigenous to the eastern parts of North America. English naturalist Peter Brown first described this species in 1776.

Clymene Moth


Scientific Classification

  • Family: Erebidae
  • Genus: Haploa
  • Scientific Name: Haploa clymene

Description and Identification


The larvae are brownish-black, with a yellow stripe on the mid-dorsal region. Their bodies are covered with spines.


After fully maturing, the larvae begin to pupate.

Clymene Moth Pupa


Adult Moth

Sexual Dimorphism: Present but not prominent.

Color and Appearance

Forewing: When opened, the wings appear creamy-yellow, partially bordered in a dark brown line extending inward from the margin lying close to the anal angle. When closed, the color and pattern remain unchanged, with the brownish-black markings forming a cross.

Hindwing: When opened, the hindwings display a yellowish-orange hue, marked with either one or two brownish-black spots near the anal margin. When closed, the hind wings cannot be seen.

Average wingspan: 40–55 mm

Flight pattern: Erratic

Season: June-August

Haploa Clymene



Females lay their eggs close to the host plant.

Quick Facts

DistributionEastern North America
HabitatDeciduous forests, wetlands, and fields
Host PlantsEupatorium, oak, peach, and willow
Adult DietNectar from flowers

Did You Know

  • They can be seen during both the day and night.
  • The Clymene moth is said to have immense spiritual symbolism. The name Clymene holds great significance in Greek mythology, as it was the name of many people like a Cretan princess, a water nymph, an Orchomenian princess, and so on. Moreover, the wings form a pattern similar to the Holy Cross, especially when closed. Thus, seeing these moths is considered a good omen and a blessing indeed.
Clymene Moth Picture


Clymene Moth Image


Haploa Clymene Moth


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