- semi-lunar valve
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elasmobranchs have semi-lunar valves in the conus arteriosus of the heart, q.v
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
semi-lunar — adj. shaped like a half moon or crescent. Phrases and idioms: semi lunar bone a bone of this shape in the carpus. semi lunar cartilage a cartilage of this shape in the knee. semi lunar valve a valve of this shape in the heart. Etymology: mod.L… … Useful english dictionary
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