Gill
Of respiratory organ. May also be referred to as branchia.
Respiratory organ of aquatic animals that breathe oxygen dissolved in water.
This concept's ID is @1~13201
Contains
- external gill
Occurs in some mollusks and in tadpoles and other immature amphibians.
- ctenidium
Comb-like respiratory structure serving as the gill of certain mollusks.
- ceras
One of the often brightly colored and branching hornlike structures on the back of the nudibranch...