megalops

Etymology
From.

Noun

 * 1)  A larva, in a stage following the zoea, in the development of most crabs. In this stage the legs and abdominal appendages have appeared, the abdomen is relatively long, and the eyes are large.
 * 2) A large fish of species  (Atlantic tarpon).

Etymology
From +.

Adjective

 * 1)  having large eyes