Agnathans are jawless fish. There are two primary marine types of the class Agnatha. They are Hagfish and Lampreys. Here is some information and pictures of them:

(*) A Hagfish

Hagfish are of the order, Myxiniform. They are related to the slimefish. They have the peculiar habit of tying themselves into knots in order to shed their slime coat and make a new one.

(*) A Lamprey

Lampreys are of the order, Petromyzontiform. They are suckers and attach themselves to fish in order to parasitize off them.

BACK TO THE VERTEBRATES PAGE!