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Webster 1913 Edition
Macrura
‖
Ma-cru′ra
,Noun.
pl.
[NL., fr. Gr. [GREEK] long + [GREEK] tail.]
(Zool.)
A subdivision of decapod Crustacea, having the abdomen largely developed. It includes the lobster, prawn, shrimp, and many similar forms. Cf.
Decapoda
.