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ACOELOMORPHA

Claus Nielsen

in Animal Evolution: Interrelationships of the Living Phyla

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199606023
eISBN:
9780191774706
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199606023.003.0017
Subject:
Biology, Evolutionary Biology / Genetics, Animal Biology

Acoelomorpha is a clade comprised of three phyla that have been interpreted as closely related ‘primitive turbellarians’: acoels, nemertodermatids, and Xenoturbella. Molecular phylogenetics shows ... More


DEUTEROSTOMIA

Claus Nielsen

in Animal Evolution: Interrelationships of the Living Phyla

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199606023
eISBN:
9780191774706
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199606023.003.0056
Subject:
Biology, Evolutionary Biology / Genetics, Animal Biology

The Deuterostomia is a well-delimited group of bilateral animals known for their blastopore that develops into the anus in the adult and a mouth which is a new opening from the bottom of the ... More


AMBULACRARIA

Claus Nielsen

in Animal Evolution: Interrelationships of the Living Phyla

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199606023
eISBN:
9780191774706
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199606023.003.0057
Subject:
Biology, Evolutionary Biology / Genetics, Animal Biology

The Ambulacraria is a group in the animal kingdom that includes the echinoderms, pterobranchs, and enteropneusts. The ambulacrarians share similarities between their coelomic systems and their ... More


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