polypidian vesicle
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 23:35, 13 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_simple_(-definition))
Bryozoa) A polypidian bud, double-layered, with an undifferentiated internal epithelium lined central cavity.
polypidian vesicle: (