eurypterid 的定义
- any aquatic arthropod of the extinct order Eurypterida, from the Paleozoic Era, closely related to trilobites and scorpions.
更多eurypterid例句
- The continuation of the dwindling process, already initiated in the Eurypterid, would easily result in the tentacles of Ammocœtes.
- The body of this animal is elongate, somewhat eurypterid-like, but with a broad telson supplied with lateral swimmerets.