subcosta

Pronunciation
/sub-KAHS-tuh/
Category
Anatomy
Singular
subcosta
Plural
subcostae

Definition

The second longitudinal vein in the wings of insects, running just below the costal vein.

Etymology

From Latin 'sub-' meaning 'under' and 'costa' meaning 'rib' or 'side'.

Example

The subcosta in the dragonfly's wing is well-developed and plays a crucial role in its flight mechanics.

Synonyms

  • Subcostal vein

Related Terms

Usage Notes

The subcosta is an important structural component and may be more or less prominent depending on the species of insect.