The anterior thoracic segment bearing the forelegs.

Closer to the body or point of attachment. Opposite: Distal.

A waxy bloom on the cuticle of some adults.

A coloured wing patch in female demoiselles.

A thickened, pigmented cell near the wing apex.

See Venation.

A hardened plate of the exoskeleton. See also: Sclerotization, Cuticle.

The chemical hardening of the cuticle forming sclerites.

Completing a generation every two years.

Sensory hairs detecting mechanical or chemical stimuli. See also: Setation.