Definition of polyphyletic in English:

polyphyletic

adjective ˌpɒlɪfʌɪˈlɛtɪkˌpälēfīˈledik

Biology

(of a group of organisms) derived from more than one common evolutionary ancestor or ancestral group and therefore not suitable for placing in the same taxon.
〔生〕（生物类群）多源的，多元的
the aschelminthes may be a polyphyletic grade
Example sentencesExamples
- The taxonomy of the group is not well resolved, with many family-group taxa considered paraphyletic or polyphyletic, and several subfamilies are unplaced at the family level.
- The present study, as well as previous molecular studies, suggest that the oegopsid squids represent a polyphyletic group with uncertain phylogenetic affinities.
- Over the last two decades, various members of the Coeloscleritophora have been compared to sponges, annelids, mollusks, ascidians, and brachiopods, and the group is likely polyphyletic as other authors have suggested.
- Loriciferans were originally assigned to the paraphyletic or polyphyletic group called Aschelminthes.
- Later, however, a morphological analysis suggested that the Hardella complex constitutes a polyphyletic group.

Definition of polyphyletic in US English:

polyphyletic

adjectiveˌpälēfīˈledik

Biology

(of a group of organisms) derived from more than one common evolutionary ancestor or ancestral group and therefore not suitable for placing in the same taxon.
〔生〕（生物类群）多源的，多元的
the aschelminthes may be a polyphyletic grade
Example sentencesExamples
- Loriciferans were originally assigned to the paraphyletic or polyphyletic group called Aschelminthes.
- Later, however, a morphological analysis suggested that the Hardella complex constitutes a polyphyletic group.
- The taxonomy of the group is not well resolved, with many family-group taxa considered paraphyletic or polyphyletic, and several subfamilies are unplaced at the family level.
- Over the last two decades, various members of the Coeloscleritophora have been compared to sponges, annelids, mollusks, ascidians, and brachiopods, and the group is likely polyphyletic as other authors have suggested.
- The present study, as well as previous molecular studies, suggest that the oegopsid squids represent a polyphyletic group with uncertain phylogenetic affinities.

单词	polyphyletic
释义	Definition of polyphyletic in English: polyphyletic adjective ˌpɒlɪfʌɪˈlɛtɪkˌpälēfīˈledik Biology (of a group of organisms) derived from more than one common evolutionary ancestor or ancestral group and therefore not suitable for placing in the same taxon. 〔生〕（生物类群）多源的，多元的 the aschelminthes may be a polyphyletic grade Example sentencesExamples The taxonomy of the group is not well resolved, with many family-group taxa considered paraphyletic or polyphyletic, and several subfamilies are unplaced at the family level. The present study, as well as previous molecular studies, suggest that the oegopsid squids represent a polyphyletic group with uncertain phylogenetic affinities. Over the last two decades, various members of the Coeloscleritophora have been compared to sponges, annelids, mollusks, ascidians, and brachiopods, and the group is likely polyphyletic as other authors have suggested. Loriciferans were originally assigned to the paraphyletic or polyphyletic group called Aschelminthes. Later, however, a morphological analysis suggested that the Hardella complex constitutes a polyphyletic group. Definition of polyphyletic in US English: polyphyletic adjectiveˌpälēfīˈledik Biology (of a group of organisms) derived from more than one common evolutionary ancestor or ancestral group and therefore not suitable for placing in the same taxon. 〔生〕（生物类群）多源的，多元的 the aschelminthes may be a polyphyletic grade Example sentencesExamples Loriciferans were originally assigned to the paraphyletic or polyphyletic group called Aschelminthes. Later, however, a morphological analysis suggested that the Hardella complex constitutes a polyphyletic group. The taxonomy of the group is not well resolved, with many family-group taxa considered paraphyletic or polyphyletic, and several subfamilies are unplaced at the family level. Over the last two decades, various members of the Coeloscleritophora have been compared to sponges, annelids, mollusks, ascidians, and brachiopods, and the group is likely polyphyletic as other authors have suggested. The present study, as well as previous molecular studies, suggest that the oegopsid squids represent a polyphyletic group with uncertain phylogenetic affinities.
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