'Macrura' definitions:
- Macrura \Ma*cru"ra\, n. pl. [NL., fr. Gr. ? long + ? tail.]
(Zool.)
A subdivision of decapod Crustacea, having the abdomen
largely developed. It includes the lobster, prawn, shrimp,
and many similar forms. Cf. Decapoda.
[1913 Webster]