Phylogenomics resolves the timing and pattern of insect evolution
- PMID: 25378627
- DOI: 10.1126/science.1257570
Phylogenomics resolves the timing and pattern of insect evolution
Abstract
Insects are the most speciose group of animals, but the phylogenetic relationships of many major lineages remain unresolved. We inferred the phylogeny of insects from 1478 protein-coding genes. Phylogenomic analyses of nucleotide and amino acid sequences, with site-specific nucleotide or domain-specific amino acid substitution models, produced statistically robust and congruent results resolving previously controversial phylogenetic relations hips. We dated the origin of insects to the Early Ordovician [~479 million years ago (Ma)], of insect flight to the Early Devonian (~406 Ma), of major extant lineages to the Mississippian (~345 Ma), and the major diversification of holometabolous insects to the Early Cretaceous. Our phylogenomic study provides a comprehensive reliable scaffold for future comparative analyses of evolutionary innovations among insects.
Copyright © 2014, American Association for the Advancement of Science.
Comment in
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Phylogenomics: Building the insect tree-of-life.Nat Rev Genet. 2015 Jan;16(1):2. doi: 10.1038/nrg3870. Epub 2014 Nov 18. Nat Rev Genet. 2015. PMID: 25404110 No abstract available.
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INSECT PHYLOGENOMICS. Comment on "Phylogenomics resolves the timing and pattern of insect evolution".Science. 2015 Jul 31;349(6247):487. doi: 10.1126/science.aaa5460. Science. 2015. PMID: 26228137
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INSECT PHYLOGENOMICS. Response to Comment on "Phylogenomics resolves the timing and pattern of insect evolution".Science. 2015 Jul 31;349(6247):487. doi: 10.1126/science.aaa7136. Science. 2015. PMID: 26228138
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