| 单词 | atriopore | 
| 释义 | atrioporen. Zoology.   The posterior opening of the atrium or cavity in the body of the lancelet. ΘΚΠ the world > animals > chordates > 			[noun]		 > amphioxus or lancelet > part of atriopore1892 1892    Athenæum 13 Aug. 227/2  				There are no buccal cirri, and, so far as can be made out, no atriopore [in a certain specimen of Amphioxus]. 1896    J. W. Kirkaldy  & E. C. Pollard tr.  J. E. V. Boas Text Bk. Zool. 355.  				 This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018). < | 
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