to anagenesis, with the addition of speciation to its mechanisms. Diversity on a species-level is able to be achieved through anagenesis. Anagenesis suggests...

species. With anagenesis, the lineage in a phylogenetic tree does not split. To determine whether a speciation event is cladogenesis or anagenesis, researchers...

bosses). The first two genera would be transitional forms, evolving through anagenesis from Styracosaurus. There has been debate about this theory, with later...

intermediate species between D. torosus and D. horneri that evolved through anagenesis, but this theory has been disputed by other researchers. There are also...

repeated formations of new species (speciation), changes within species (anagenesis), and loss of species (extinction) throughout the evolutionary history...

have found them to represent distinct species. Some researchers found anagenesis in the group, whether contained in a daspletosaurin clade or paraphyletic...

phyletic extinction. Effectively, the old taxon vanishes, transformed (anagenesis) into a successor, or split into more than one (cladogenesis). Pseudoextinction...

that were considered "retrogressive." It was a term used in contrast to anagenesis, which in present usage denotes the evolution of a single population into...

science Marc Ereshefsky has argued that paraphyletic taxa are the result of anagenesis in the excluded group or groups. A cladistic approach normally does not...

evolutionary biology meaning retrogressive evolution, as contrasted with anagenesis This disambiguation page lists articles associated with the title Catagenesis...