English tectibranchiata meaning in English  •  tectibranchiata का अर्थ अंग्रेजी में

n. pl.

• An order, or suborder, of gastropod Mollusca in which the gills are usually situated on one side of the back, and protected by a fold of the mantle. When there is a shell, it is usually thin and delicate and often rudimentary. The aplysias and the bubble