| 释义 |
‖ Bryozoa, n. pl. Zool.|braɪəˈzəʊə|
Sing. bryozoon |-ˈzəʊɒn|.
[f. Gr. βρύον moss + ζῷα, pl. of ζῷον animal; from the appearance of some species.]
The lowest class of molluscs, consisting of compound or ‘colonial’ animals formed by gemmation, each individual having a distinct alimentary canal. Also called Polyzoa. In the sing. an individual animal of this class.
1847–9Todd Cycl. Anat. & Phys. IV. 50/1 The differences between a Bryozoon and an ordinary polype. 1856Gosse Marine Zool. ii. 1 It has been usual [hitherto] to include the Polyzoa (or Bryozoa, as they are sometimes termed) in the class Zoophyta. 1876Beneden Anim. Parasites 61 Many bryozoa spread themselves over marine animals. 1883Harper's Mag. Dec. 107/1 The rick bryozoon..incrusts the various parts with its silvery growth.
Hence Bryoˈzoan a., belonging to the Bryozoa; also as n., one of the Bryozoa.
1872Dana Corals i. 19 The lowest tribe of Mollusks, called Bryozoans, which produce delicate corals, sometimes branching and moss-like. 1878Bell Gegenbauer's Comp. Anat. 132 All the persons of a Bryozoan colony are not equally well developed. |