Definition: Platynectes is a genus of small, aquatic animals that are commonly found in freshwater environments, specifically lakes and rivers. These creatures belong to the class Chondrichthyes, which includes fish, sharks, and rays. They have a long, slender body with a large head and a short tail, making them efficient swimmers for their environment. Platynectes are known for their large eyes that can be used to navigate through murky waters.