One of a group of fossil Crustacea, abundant in the Silurian and Devonian periods, some of which attained a large size. The name is due to a pair of…
| 单词 | θ33688 |
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Crustacea > [noun] > miscellaneous types > fossil > eurypterid (1) eurypterid1871 One of a group of fossil Crustacea, abundant in the Silurian and Devonian periods, some of which attained a large size. The name is due to a pair of… |
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