pupa of flower beetle in the genus protaetia, ventral view coleoptera, scarabaeidae, cetoniinae

background beetle cetoniidae cetoniinae chafer coleoptera collection cycle development entomology evolution flower flowerbeetle genus history insect isolated life macro metamorphosis perfect potosia protaetia pupa rose saproxylic scarab scarabaeidae scarabaeoidea scarabs specimen stage studio ventral view white wildlife yellow young zoology