Jugum

The Jugum is an area at the base of the fore wing of some insects that overlaps the hind wing. The jugum holds the fore and hind wings together during flight.

Some species of butterfly, moths and caddisflies possess a jugum on the fore wing.

An illustration of the general structure of an insect wing showing the Jugum.

Other names for (or types of) Jugum include:

• Jugal lobe

Related terms

• Alary
• Costa
• Discal cell
• Frenulum
• Lepidoptera
• Pterostigma
• Radius
• Trichoptera
• Vein
• Venation

Related groups of terms

• Invertebrate body structure

Related pages on this web site

• Butterflies and Moths - Order Lepidoptera
• Caddisflies - Order Trichoptera
• Insect body structure
• Insect wings

See other words beginning with J