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Phylogeny

Definition

noun, plural: phylogenies

(1) The evolutionary history of a taxonomic group of organisms.

(2) The evolutionary development of a species or of a taxonomic group of organisms.

(3) The history of development of a tribe or racial group.


Supplement

Word origin: Ancient Greek phylon (tribe) + geneia (producing).

Related forms: phylogenetic (adjective)

Synonym: phylogenesis

Compare: ontogeny

Related terms:


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Re:

... of mice each year with several offsprings in each. Quite so! They do add up; and this is the basis of measuring genetic distances and inferring phylogeny. This if very effective; because the number of mutations is much larger than one per new individual. A recently published estimate is 70 new ...

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by ChrisHoStuart
Tue Oct 15, 2013 2:19 pm
 
Forum: Evolution
Topic: Beneficial mutations vs harmful
Replies: 12
Views: 3809

Evolution is not Darwinian

... G. Ledyard Stebbins (1906-2000): hybridization between species as a source of evolutionary novelty. Carl Woese (1928- ): molecular phylogeny and the existence of at least three distinct cell kingdoms. Lynn Margulis (1938-2011): cell mergers/symbiogenesis as a source of evolutionary ...

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by Forests
Wed Sep 26, 2012 3:29 pm
 
Forum: Evolution
Topic: Evolution is not Darwinian
Replies: 4
Views: 3545

Why is knowledge on phylogeny important

Phylogeny also is needed to understand when you're looking at divergent (new species in same clades evolving in parallel) or convergent (new pollinator / plant relationships built on shift in old abilities) evolutionary patterns.

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by Darby
Sat Jun 09, 2012 1:44 pm
 
Forum: Evolution
Topic: Why is knowledge on phylogeny important
Replies: 4
Views: 6237

Re: Why is knowledge on phylogeny important

Thanks, that seems logical! It also seems important in a process called "pathogen spillover" (The transmission of infectious agents from a reservoir population (for example commercial bumble bees) to a sympatric wild population). This happens when commercially bred bumble bees are transpor...

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by Lucanus cervus
Tue Jun 05, 2012 11:45 pm
 
Forum: Evolution
Topic: Why is knowledge on phylogeny important
Replies: 4
Views: 6237

Why is knowledge on phylogeny important

seems like an interesting and rather specific course, but I can speculate that the phylogeny of insect pollinators is important because understanding their evolution and ancestral species could give insight into the origin of relations that the pollinators share ...

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by plasmodesmata11
Tue Jun 05, 2012 8:17 pm
 
Forum: Evolution
Topic: Why is knowledge on phylogeny important
Replies: 4
Views: 6237
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