Rock unit, or an association of rock units, characterized by the presence of a fossil assemblage that is restricted to that particular facies and that is typical of a specific environment. Compare taphofacies.
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。