Tempo and Mode in Evolution |
Contents
DETERMINANTS OF EVOLUTION | 30 |
MICROEVOLUTION MACROEVOLUTION AND MEGAEVOLUTION | 97 |
LowRATE AND HIGHRATE LINES | 125 |
Copyright | |
5 other sections not shown
Common terms and phrases
adaptive zone ancestral animals Apatemyidae appear arise average become extinct bradytelic carnivores characters continuous correlated differentiation direction of evolution discontinuous distinction distribution ecological ectoloph environment Eocene Equidae Equus essentially evidence evolutionary rates evolving example factors fauna fossils gene genera genetic genus groups Hipparion horotelic horses Hypohippus hypsodonty Hyracotherium inadaptive increase individuals inference instance involved known large populations length less linear lines machairodontine mammals Merychippus Mesohippus Miocene mode of evolution momentum effect morphological mutation rates natural selection Neohipparion occur Oligocene optimum organism orthogenesis Paleocene paleontological paleontologists pattern pelecypods perissodactyls phenomena phenotypic phyla phyletic evolution phylogeny phylum Pliocene possible postulate preadaptation probably prospective functions quantum evolution random rapid rates of evolution record rectilinear relatively relicts saltation selection pressure selective value sequence shift small populations sort speciation species structural survival survivorship tachytelic taxonomic tend theory tion transitional trends Triassic types typical usually variability variation