• WordNet 3.6
    • n Ectoprocta coextensive with or a subphylum of Bryozoa
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Webster's Revised Unabridged Dictionary
    • n. pl Ectoprocta (Zoöl) An order of Bryozoa in which the anus lies outside the circle of tentacles.
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Century Dictionary and Cyclopedia
    • Ectoprocta A division of the Polyzoa established by Nitsche, characterized by having the anus outside of the circlet of tentacles: opposed to Endoprocta. See the extract.
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Webster's Revised Unabridged Dictionary
NL., fr. Gr. 'ekto`s outside outside + the anus


In literature:

There are two divisions of the Polyzoa, the Ectoprocta and the Endoprocta.
"Stories of the Universe: Animal Life" by B. Lindsay