Zoology. Any of various structures in invertebrates that have the form of a projecting arm; spec. (a) (in the mastax of a rotifer) either of the…
单词 | θ32522 |
释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Rotifera > [noun] > member of > mouth apparatus > parts of (3) ramus1849 Zoology. Any of various structures in invertebrates that have the form of a projecting arm; spec. (a) (in the mastax of a rotifer) either of the… fulcrum1855 Zoology. In rotifers: the stem or median part of the incus, to which the rami are attached. incus1877 A part of the ‘trophi’ or mouth-apparatus in Rotifera, upon which the two mallei work. |
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