释义 |
atrochal, a. Zool.|ˈætrəʊkəl| [f. a- 14 + trochal a.] Having no definite rings of cilia.
1880F. M. Balfour Comp. Embryol. I. 274 The atrochal forms are to be regarded as larvæ which never pass beyond the primitive stage of uniform ciliation. Ibid., The atrochal larvæ are not common. |