Anamniotes

（重定向自Ichthyopsida）

The anamniotes are an informal group comprising the fishes and the amphibians, the so-called "lower vertebrates", which lay their eggs in water. They are distinguished from the amniotes, the "higher vertebrates" (reptiles, birds and mammals), which lay their eggs on land or retain the fertilized egg within the mother.

单词	Ichthyopsida
释义	Ichthyopsida 英汉-汉英词典鱼形类词组 \| 习惯用语您要查找的是不是： ichthyology n. 鱼类学；鱼类学者作 ichthyologist n. 鱼类学者,鱼类研究者 psychotherapist n. 采用精神治疗法的医生英语百科 Anamniotes （重定向自Ichthyopsida） The anamniotes are an informal group comprising the fishes and the amphibians, the so-called "lower vertebrates", which lay their eggs in water. They are distinguished from the amniotes, the "higher vertebrates" (reptiles, birds and mammals), which lay their eggs on land or retain the fertilized egg within the mother.
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Ichthyopsida

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Anamniotes