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Comment
. 2016 Apr 25;26(8):R335-7.
doi: 10.1016/j.cub.2016.03.015.

Zoology: War of the Worms

Maximilian J Telford  1 , Richard R Copley  2
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Zoology: War of the Worms

Maximilian J Telford et al. Curr Biol. .
Free article

Abstract

The phylogenetic affinities of Xenacoelomorpha - the phylum comprising Xenoturbella bocki and acoelomorph worms - are debated. Two recent studies conclude they represent the earliest branching bilaterally symmetrical animals, but additional tests may be needed to confirm this notion.

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