triploblasty

Definitions

noun A condition of the blastula in which there are three primary germ layers: the ectoderm, mesoderm, and endoderm.

Sorry, no etymologies found.

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We start with fundamental structures; anteroposterior axis, triploblasty, segmentation, etc., and then these structures evolved into more complex and derived structures.

Common Descent & Common Design – An Unexpected Outcome 2008
We start with fundamental structures; anteroposterior axis, triploblasty, segmentation, etc., and then these structures evolved into more complex and derived structures.

Common Descent & Common Design – An Unexpected Outcome 2008
He cited a recent challenging review by Seipel and Schmid that discusses the evolution of triploblasty in the metazoa—it made me rethink some of my assumptions about germ layer phylogeny, anyway, so I thought I'd try to summarize it here.

Diploblasts and triploblasts - The Panda's Thumb 2005
He cited a recent challenging review by Seipel and Schmid that discusses the evolution of triploblasty in the metazoa—it made me rethink some of my assumptions about germ layer phylogeny, anyway, so I thought I'd try to summarize it here.

The Panda's Thumb: June 2005 Archives 2005