| 单词 | paraphyletic |
| 释义 | paraphyletic[ păr′ə-fī-lĕt′ĭk ] Relating to a taxonomic group that includes some but not all of the descendants of a common ancestor. In the traditional taxonomy of vertebrates, where fish are a separate class from the classes of terrestrial vertebrates, the class of fish is paraphyletic, since the terrestrial vertebrates are descended from a type of fish. Compare monophyletic polyphyletic. Words nearby paraphyleticparaphimosis, paraphrase, paraphrasis, paraphrast, paraphrastic, paraphyletic, paraphysis, paraplanner, paraplegia, paraplegic, parapodium The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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