Canine tooth lipocyprinidae? Cynodontidae is a genus of water wolf fat carp? Hydrolycus ? fish

The picture below shows Hydrolycus scomberoides, a shark-like fat carp.

The picture below shows the giant water wolf fat carp Hydrolycus armatus? Commonly known as? Giant storm fish, giant water spike fish

It is distributed in the Orinoco River and Amazon River basins in Guyana, South America, with a body length of 66 cm, and inhabits the middle waters at the bottom of the river.