Home / Jewel Caterpillar Moths (Dalceridae) / Jewel Moth (Minacraga argentata)

Jewel Moth (Minacraga argentata)

The jewel moth is a member of the family of Dalceridae moths. Caterpillars of these moths are known for their beauty, which is comparable to a jewel, thus nicknamed ‘Jewel Caterpillar’.

Minacraga Argentata


Scientific Classification

  • Family: Dalceridae
  • Genus: Minacraga
  • Scientific Name: Minacraga argentata

Description and Identification


They are transparent and covered with spines with yellow tips.


Once mature, the larvae undergo pupation.

Adult Moth

Sexual Dimorphism: Present but not prominent.

Color and Appearance

Forewings: When the wings are opened, they are buff with a narrow brown submarginal line. When the wings are closed, there is a brown mix between the outer margin and the inner brown line.

Hindwings: When the wings are opened, they are also buff, shading near the anal angle. When the wings are closed, the patterns remain visible.

Average wingspan: 1.3-1.4 cm

Flight pattern: Erratic

Season: January, April, May, September, and October.

Jewel Moth



Eggs are laid close to the host plant.

Quick Facts

DistributionEastern Brazil, Colombia, and Peru
HabitatTropical wet, moist and premontane wet forests
Lifespan of AdultsNot recorded
Host PlantsNot recorded
Adult DietDoes not feed

Did You Know

  • Walter Hopp first described this moth in 1922.
Minacraga Argentata Picture


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