Costa

The costal region or margin is an area at the front edge of an insect wing. The position of veins within the costal region is important in the identification of some species of insect.

An illustration of the general structure of an insect wing showing the costal margin.

Other names for (or types of) Costa include:

• Costal

Related terms

• Alary
• Discal cell
• Distal
• Dorsal
• Jugum
• Lateral
• Pterostigma
• Quadrilateral
• Vein
• Venation
• Ventral

Related groups of terms

• General biology
• Invertebrate body structure

Related pages on this web site

• Insect wings

See other words beginning with C