A stage (3.6–2.6 Ma ago) in the Pliocene of New Zealand, underlain by the Opoitian, overlain by the Mangapanian, and a substage of the Piacenzian stage.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。