title: Time, species, and the generation of trait variance in clades.
authors.affiliation: Department of Biology, University of Missouri-St. Louis 8001 Natural Bridge Road, St. Louis, Missouri 63121-4499, USA. ricklefs@umsl.edu
authors.forename: Robert E
authors.initials: RE
authors.lastname: Ricklefs
mesh_terms: D005075:Biological Evolution; D003198:Computer Simulation; D049810:Genetic Speciation; D014644:Genetic Variation; D008954:Models, Biological; D010641:Phenotype; D010802:Phylogeny; D013997:Time Factors