Monomorium sydneyense queen and workers in the brood nest. Yandoit, Victoria, Australia

Monomorium sydneyensemonomoriumsolenopsidinimyrmicinaeformicidaeinsectsinsectaHymenopteraant colonysocial insectseusocialeusocialitycastesqueen antsqueen ant workerant queensgynephysogastriclarvaelarvaant developmentant nestmonomorphiccaste