Eyes

Eyes

The aphids possess a pair of compound eyes: brownish red, prominent and often bulging.

Aphid eyes show an ocular tubercle bearing 3 ommatidia.
The alates also have three ocella arranged in a triangle on the top of the head.

Morphologie des yeux

Diagram O. E. Heie

 

   

  

  

Acyrthosiphon pisum : tête vue de face
Ocelles visibles chez Metopolophium festucae

Acyrthosiphon pisum : eye and ocular tubercle

Metopolophium festucae : 3 ocella