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

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

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

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...

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...

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...

Anagenic may refer to: Anagenesis, the gradual evolution of a species existing as an interbreeding population Anagen phase, the active growth phase of...

γενετικός (genetikós), γένεσις (génesis); see also γενεά (geneá) allergen, anagenesis, antigen, autogenesis, autogenous, biogenesis, dysgenic, endogen, endogenous...

fossils as evidence, the concept of a chronospecies can be applied. During anagenesis (evolution, not necessarily involving branching), some palaeontologists...

uniformly by the steady and gradual transformation of whole lineages (anagenesis). In 1972, paleontologists Niles Eldredge and Stephen Jay Gould published...

were in fact one evolving species (i.e. a chronospecies resulting from anagenesis), but in August 2019, scientists from the same Haile-Selassie team announced...

Christian (2023-11-28). "Re-analysis of a dataset refutes claims of anagenesis within Tyrannosaurus-line tyrannosaurines (Theropoda, Tyrannosauridae)"...

Micromutation/Macromutation Uniformitarianism/Catastrophism Speciation Allopatric Anagenesis Catagenesis Cladogenesis Cospeciation Ecological Hybrid Non-ecological...

; Moore, J. R. (March 30, 2017). "A new tyrannosaur with evidence for anagenesis and crocodile-like facial sensory system". Scientific Reports. 7: 44942...

transformation of a whole species into a new one (through a process called anagenesis). In this view no clear line of demarcation exists between an ancestral...

Micromutation/Macromutation Uniformitarianism/Catastrophism Speciation Allopatric Anagenesis Catagenesis Cladogenesis Cospeciation Ecological Hybrid Non-ecological...

"Was Australopithecus anamensis ancestral to A. afarensis? A case of anagenesis in the hominin fossil record". Journal of Human Evolution. 51 (2): 134–152...

Populations of P. andrewsi may have evolved into Bagaceratops through anagenesis. Protoceratops were small ceratopsians, up to 2–2.5 m (6.6–8.2 ft) long...

lead to formation of new species (speciation), changes within lineages (anagenesis), and loss of species (extinction). "Evolution" is also another name for...

As the primordial species evolves into its daughter species, either by anagenesis or cladogenesis, the ancestral species can be subject to extinction. Throughout...

term in 1906 for cladogenesis, the splitting of lineages, as opposed to anagenesis, phyletic evolution within lineages. Charles Darwin was the first to describe...

Novak, Johannes; Stuessy, Tod F. (2014-10-08). "Progressive migration and anagenesis in Drimys confertifolia of the Juan Fernández Archipelago, Chile". Journal...

transformation of a whole species into a new one (through a process called anagenesis). In this view no clear line of demarcation exists between an ancestral...

E.; MacLatchy, L. M.; Fisher, D. C. (2019). "Phylogeny, ancestors and anagenesis in the hominin fossil record" (PDF). Paleobiology. 45 (2): 378–393. Bibcode:2019Pbio...

specimens, having been found in older layers, might, in a process of anagenesis, represent an early stage of Triceratops evolution. The oldest specimen...

JSTOR 1306666. S2CID 132807103. Scannella, J. B.; Fowler, D. W. (2009). "Anagenesis in Triceratops: evidence from a newly resolved stratigraphic framework...