title: 'Living fossil' fish is dethroned.
authors.forename: W
authors.initials: W
authors.lastname: Roush
mesh_terms: D000663:Amphibians / Q000235:genetics*; D000818:Animals; D005075:Biological Evolution; D004272:DNA, Mitochondrial / Q000235:genetics; D005399:Fishes / Q000145:classification / Q000235:genetics*; D010802:Phylogeny; D017422:Sequence Analysis, DNA
chemical_list: D004272:DNA, Mitochondrial