“Ichthyostegalia”的概念、定义、翻译、参考文献-科学参考

单词	Ichthyostegalia
释义	Ichthyostegalia [´ik·thē·ō·stǝ`gal·ē·ǝ] ^PALEONTOLOGY An extinct Devonian order of labyrinthodont amphibians, the oldest known representatives of the class.
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