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Webster 1913 Edition

Lyencephala

‖

Lyˊen-ceph′a-la

,

Noun.

pl.

[NL., fr. Gr. [GREEK] to loose + [GREEK] the brain.]

(Zool.)

A group of Mammalia, including the marsupials and monotremes; – so called because the corpus callosum is rudimentary.