Any of several hard, tooth-like projections within the pharynx of certain annelid worms.
| 单词 | θ32646 | 
| 释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Annelida > 			[noun]		 > member of > parts of > scale found in mouth (1)		 paragnath1895 Any of several hard, tooth-like projections within the pharynx of certain annelid worms. | 
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