Subphylum Vertebrata, Class Agnatha

  1. Overview.
  2. More on fishes. Just the agnaths, please.
  3. Vertebrata overview. (From the agnaths up on the evolutionary tree). More on vertebrates.
hagfish.jpg (14218 bytes) lampreymouth.jpg (15134 bytes) lampreytroutsm.jpg (25067 bytes) Image
Image ostracoderm.jpg (165687 bytes) ostracoderm3.jpg (187796 bytes)