inner lip
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 13:24, 12 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_simple_(-definition))
inner lip also outer lip: (Mollusca: Gastropoda) The inner edge of the aperture of a univalve shell extending from the foot of the columella to the suture; columellar and parietal lips collectively.
