A. princeps may refer to: Accipiter princeps, the New Britain goshawk, a bird of prey species endemic to Papua New Guinea Actenoides princeps, the scaly-breasted kingfisher, a bird species endemic to Indonesia Anthene princeps, the cupreous hairtail, a butterfly species found in Africa Artemisia princeps, the Japanese mugwort, a perennial plant species found in Japan Attalea princeps, a palm species in the genus Attalea