| 释义 |
paradoˈxidian, a. Palæont.
[f. mod.L. Paradoxides, f. Gr. παράδοξ-ος: see paradox and -ian.]
Of or pertaining to the Paradoxides, a genus of large trilobites of Middle Cambrian age.
1882Geikie Text-bk. Geol. 652. 1893 Ibid. (ed. 3) 725 Geologists have grouped the Cambrian rocks in three divisions—the lower or Olenellus group, the middle or Paradoxidian, and the upper or Olenidian. |