polyphyletic

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Related to Polyphyly: monophyletic

pol·y·phy·let·ic

(pol'ē-fī-let'ik),
1. Derived from more than one source, or having several lines of descent, in contrast to monophyletic.
2. In hematology, relating to polyphyletism.

polyphyletic

(pŏl′ē-fī-lĕt′ĭk)
adj.
1. Of or relating to a group of taxa that does not include the common ancestor of all the members.
2. Of or derived from more than one stock or source.

pol′y·phy·let′i·cal·ly adv.
pol′y·phy′ly (pŏl′ē-fī′lē, pə-lĭf′ə-lē) n.

pol·y·phy·let·ic

(pol'ē-fī-let'ik)
1. Derived from more than one source, or having several lines of descent, in contrast to monophyletic.
2. hematology Relating to polyphyletism.

polyphyletic

(of a group of organisms) having been derived from more than one source, that is, not of a single line of evolution.
References in periodicals archive ?
Funk, "Species Level Paraphyly and Polyphyly," Annual Reviews in Ecology, Evolution and Systematics 34 (2003): 397-423; Christopher E.
A phylogeny of the Lampropeltis mexicana complex (Serpentes: Colubridae) based on mitochondrial DNA sequences suggests evidence for species-level polyphyly within Lampropeltis.
2009) in a molecular-phylogenetic study based on a broader sampling confirmed the polyphyly of subg.
Phylogeny of North American amblemines (Bivalvia, Unionoida): prodigious polyphyly proves pervasive across genera.
Polyphyly of mycoheterotrophic orchids and functional influences on floral and molecular characters.
The 18s rDNA sequences support polyphyly of the hypsibiidae (eutardigrada).
Molecular phylogeny of the major arthropod groups indicates polyphyly of crustaceans and a new hypothesis for the origin of hexapods.
Nuclear rDNA ITS-2 sequences reveal polyphyly of Panstrongylus species (Hemiptera: Reduviidae: Triatominae), vectors of Trypanosoma cruzi.
Internal transcribed spacer (ITS) sequence data were used to evaluate the suspected polyphyly of the genera Clidemia D.
1992) do not support rodent polyphyly and contribute to the argument that the MP method can be misleading due to unequal evolutionary rates in different taxa.