Norape virgo

(Butler, 1877)

Virgin flannel moth, White flannel moth

Norape virgo is a of flannel in the Megalopygidae, described by Arthur Gardiner Butler in 1877. The species name derives from Latin 'virgo' meaning virgin, referring to the all-white coloration. It occurs from southern Texas and southern Arizona south to Colombia. Adults are smaller than the related Norape walkeri, with shorter, broader, and less forewings. The larvae feed on legumes and possess that can deliver painful stings.

Norape virgo by David L. Wagner, University of Connecticut. Used under a Public domain license.

Pronunciation

How to pronounce Norape virgo: /nɔˈra.pe ˈwir.ɡo/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

Distinguished from the similar Norape walkeri by smaller overall size, shorter and broader forewings, and less wing surface. The all-white coloration is distinctive within the . Larvae can be identified by their flannel-like hair covering and association with legume plants.

Images

Habitat

Found in subtropical and tropical regions from the southern United States through Central America to northern South America. Associated with areas supporting leguminous plants for larval development.

Distribution

Southern Texas, southern Arizona, south through Mexico and Central America to Colombia.

Diet

Larvae feed on legumes (Fabaceae). Specific plant records require further documentation.

Host Associations

Fabaceae - larval food plantlegumes

Behavior

are presumably based on characteristics. Larvae are folivorous and possess defensive urticating spines.

Ecological Role

Larvae serve as herbivores on leguminous plants. The is subject to by braconid wasps in the Cotesia, which lay in caterpillars and emerge from cocoons on the 's exterior.

Human Relevance

Larvae can deliver painful stings through , causing burning sensation, redness, swelling, and blistering that may persist for hours or days. Medical attention may be needed for severe reactions or contact with mucous .

Similar Taxa

Norape walkeriSimilar white flannel with larger size, longer and narrower forewings, and glossier wing surface
Norape ovinaAnother white flannel with similar larval appearance and stinging capability, differing in distribution and details

More Details

Etymology

The epithet 'virgo' refers to the virgin-white coloration of the .

Defensive adaptations

Like other Megalopygidae larvae, N. virgo caterpillars possess urticating spines with associated poison glands that deliver toxins upon contact, serving as defense against and causing reactions in humans.