'Lyopomata' definitions:
Definition of 'Lyopomata'
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Lyopomata \Ly`o*po"ma*ta\, n. pl. [NL., fr. Gr. ? to loose + ?,
?, a lid.] (Zool.)
An order of brachiopods, in which the valves of shell are not
articulated by a hinge. It includes the Lingula, Discina, and
allied forms. [Written also Lyopoma.]
[1913 Webster]
