Genus Chaetodon is a term used to describe a group of marine fish that are commonly known as butterflyfish. These fish are known for their vibrant colors and unique patterns, making them a popular choice among aquarium enthusiasts. Synonyms for the word Genus Chaetodon include Chaetodon, butterfly fish, and coralfish. Other related terms include marine fish, reef fish, and saltwater fish. These fish are found in tropical waters around the world and are known for their delicate beauty and peaceful nature. If you're looking to add some color and variety to your aquarium, consider adding one of the many species of butterflyfish in the Genus Chaetodon.