Fish Taxonomy Terms

noun a taxonomic group of teleost fishes characterized by spiny fins

• The Acanthopterygii is a superorder of fish that includes species like perch and bass.
• I heard that Acanthopterygii are known for their spiny fins.
• Those Acanthopterygii fish are pretty cool with their sharp fins.
• Just like the Acanthopterygii fish, sometimes we need to be a little spiky to protect ourselves.

noun a bony fish of a large group distinguished by their fins, which are supported by rays

adjective relating to or characteristic of actinopterygians

• The actinopterygian fishes are characterized by their bony rays in their fins.
• I learned about actinopterygian fishes in my marine biology class.
• Those actinopterygian fish are pretty cool to watch at the aquarium.
• The actinopterygian nature of the situation became clear as more information was revealed.