lobefin
/ˈloʊbˌfɪn/
noun
- A type of fish with fleshy, lobe-shaped fins, such as the coelacanth or lungfish.
- Scientists study the lobefin to understand how fish evolved into land animals.
- The lobefin is an ancient fish that lived millions of years ago.
- A lobefin uses its strong fins to move along the ocean floor.