Zoology. The movable part of the pincer of a crab, lobster, etc. Obsolete. rare.
| 单词 | θ33653 | 
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Crustacea > 			[noun]		 > member of > parts of > pincer-like claws > movable part of forceps (2)		 mordant1848 Zoology. The movable part of the pincer of a crab, lobster, etc. Obsolete. rare. pollex1859 Zoology. The fixed part of a pincer or cheliped in decapod crustaceans. | 
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