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archaeopteris
释义
Dictionary
See
progymnosperm
Archaeopteris
Archaeopteris
[
‚ärk·ē′äp·tə·rəs
]
(paleobotany)
A genus of fossil plants in the order Archaeopteridales; used sometimes as an index fossil of the Upper Devonian.
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更新时间:2025/6/1 10:10:04