Definition: Euconocephalus is a genus of small, aquatic reptiles in the family Cetacea that are commonly found in freshwater habitats such as rivers and lakes. They have short, slender bodies with a long snout and a streamlined body shape. Some species, like the European crocodile (Crocodylus variegatus), can grow up to 10 feet (3 meters) in length and weigh over 5,000 pounds (2.2,800 kg