Pheidole

Pheidole (read as fidole), comes from Greek and it refers to being thrifty, which is something growing strong and healthy.
They belong to the Myrmicinae subfamily and the Pheidole genus and show complete dimorphism (distinct minor and major workers and no intermediates).
In all Pheidole species, they have 4 castes, queens, males and a dimorphic caste of workers, the majors also called soldiers and the minors.