lion’s mane

Cyanea citrea is a species of true jellyfish in the family Cyaneidae. It has been found in waters off the coasts of Japan and Russia. The generic name, Cyanea, is derived from the Latin cyaneus, meaning "deep or dark blue in color". The specific epithet, citrea, is derived from the Latin citreus, meaning "citrus", likely in reference to the species' orange color.