A hard siliceous or calcareous body forming an element in the skeleton of a sponge.
| 单词 | θ31886 | 
| 释义 | the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > 			[noun]		 > member of > parts of > skeletal parts > body forming element in skeleton (1)		 sclere1887 A hard siliceous or calcareous body forming an element in the skeleton of a sponge.  | 
	
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