- to
anagenesis, with the
addition of
speciation to its mechanisms.
Diversity on a species-level is able to be
achieved through anagenesis.
Anagenesis suggests...
-
theory that
Daspletosaurus evolved through anagenesis based on his
reevaulation of the
evidence for
anagenesis and
cladogenesis in tyrannosaurines. He recovered...
- species. With
anagenesis, the
lineage in a
phylogenetic tree does not split. To
determine whether a
speciation event is
cladogenesis or
anagenesis, researchers...
-
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...
- bosses). The
first two
genera would be
transitional forms,
evolving through anagenesis from Styracosaurus.
There has been
debate about this theory, with later...
-
distinct species but
transitional forms developed within a
process of
anagenesis. This
conformed to the ****umption,
prevalent at the time, that a species...
-
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...
- term in 1906 for cladogenesis, the
splitting of lineages, as
opposed to
anagenesis,
phyletic evolution within lineages.
Charles Darwin was the
first to describe...
