Genus Mordacia

 
 

Chilean lamprey - Mordacia lapicida, also known as the Chilean Lamprey, is a species of fish in the Petromyzontidae family.

 
 

Australian lamprey - Adult short-headed lampreys live at sea and are parasites on other fish.

 
 

Non parasitic lamprey - The non-parasitic lamprey is known only from the Moroya and Tuross Rivers in southern New South Wales.

Order : Petromyzontiformes
Family : Petromyzontidae
Genus : Mordacia