Plānārĭa, ae, f.,
an island in the Tyrrhenian Sea , near Elba , another name for Planasia, Plin. 3, 6, 12, § 80.
·noun Any species of turbellarian worms belonging to Planaria, and many allied genera. The body is u...
Webster's Dictionary of the English Language
PLANA´RIA INS[FORTUNATAE INSULAE] ...
Dictionary of Greek and Roman Geography