Definición de pterostigma en Inglés

pterostigma

Pronunciación /ˌtɛrəˈstɪɡmə/

nombre

Entomology
  • A pigmented spot on the anterior margin of the wings of certain insects that is denser than the surrounding (typically transparent) parts of the wing and influences the motion of the wing membrane during flight.

Origen

Mid 19th century. From ptero- + stigma.