| 单词 | pseudogaster | 
| 释义 | > as lemmaspseudogaster   pseudogaster  n.  Brit.  , U.S.   Zoology (now rare) (in certain sponges) a cavity formed by the colony growing around a space and enclosing it; cf. pseudostome n. 2.ΚΠ 1888    G. Rolleston  & W. H. Jackson Forms Animal Life 		(ed. 2)	 791  				[Porifera.] Such fusion frequently leads to the enclosure of spaces really external to the sponge-body, which form a false gastric cavity (pseudogaster) opening by a false osculum (pseudosculum s. pseudostome) and false pores (pseudopores). 1911    Encycl. Brit. XXV. 719/1  				A centrally placed pseudogaster, which is simply a space enclosed by upgrowth of the colony around it, may form the main exhalant canal and open to the exterior through a well-defined vent or pseudosculum. < as lemmas  | 
	
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