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www.biologyaspoetry.com/terms/shared_ancestral_character.html

A shared character that is to a specific taxon is a shared ancestral character. In comparison with a shared derived character, it is the difference broadly between the character arising more recently (shared derived, that is, both within and defining a taxon) or instead less recently (shared ancestral).

en.wikipedia.org/wiki/Symplesiomorphy

In phylogenetics, a plesiomorphy, symplesiomorphy or symplesiomorphic character is an ancestral character (trait state) shared by two or more taxa - but also with other taxa linked earlier in the clade (that is, having an earlier last common ancestor, with them, than theirs).. In this situation, the fact that the taxa under consideration share the trait state may hint strongly that they are ...

www.answers.com/Q/What_is_shared_ancestral_character

An ancestral trait is a trait shared by a group of organisms as a result of descent from a common ancestor in history. ... put anything on that character in your shared bank (3) Go to your ...

en.wikipedia.org/wiki/Synapomorphy

In phylogenetics, apomorphy and synapomorphy refer to derived characters of a clade: characters or traits that are derived from ancestral characters over evolutionary history. An apomorphy is a character that is different from the form found in an ancestor, i.e., an innovation, that sets the clade apart from other clades.

www.blackwellpublishing.com/ridley/a-z/Shared_derived_characters_b.asp

An ancestral character is shared with the species ancestral to more than one group: it can lead to different groups being classified together. A shared derived character is shared by the ancestral species and a single group: it is the only reliable guide to inferring phylogeny.

answers.yahoo.com/question/index?qid=20100915111123AARPUhE

An ancestral character is shared with the species ancestral to more than one group: it can lead to different groups being classified together. A shared derived character is shared by the ancestral species and a single group: it is the only reliable guide to inferring phylogeny."

quizlet.com/12365677/chapter-23-terms-flash-cards

Chapter 23: Terms. STUDY. PLAY. ancestral characters. Homologous traits found in two or more taxa that are present in their most recent common ancestor but not in earlier common ancestors. ... shared ancestral characters. Traits that were present in an ancestral species that have remained essentially unchanged; suggest a distant common ancestor

evolution.berkeley.edu/evolibrary/article/evo_08

Specifically, we are interested in shared derived characters. A shared character is one that two lineages have in common, and a derived character is one that evolved in the lineage leading up to a clade and that sets members of that clade apart from other individuals.

prezi.com/motvsx_faiwn/the-difference-between-ancestral-traits-and-derived-traits

The Difference Between Ancestral Traits and Derived Traits Tomato Son Derived Ancestral Per. 6 Deadly Nightshade Ancestral Ancestral Ancestral Derived similarities Death Life & Husky Ancestral traits are what the modern and ancestors had. A derived trait is a trait that the

www.mun.ca/biology/scarr/2900_Systematics.html

Use of shared ancestral characters results in paraphyletic groups: a monophyletic group that includes the ancestor and some but not all of its descendants. This creates a Grade: a group defined by a combination of shared ancestral & derived characters