| 释义 | ge·o·plana \ˌjēōˈplānə, -lanə, -länə\ noun
 Usage: capitalized
 Etymology: New Latin, from ge- + Latin plana, feminine of planus flat, level — more at floor
 : a large genus (the type of the family Geoplanidae) of chiefly tropical terrestrial triclad turbellarian worms having a marginal band of eyes about the body
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