Order of reef-forming Cnidaria whose members build massive, calcareous exoskeletons which have pores through which the polyps protrude. Milleporina are known from the Upper Cretaceous to Recent. See also stylasterina.
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。