| Here, we use the sequences of 35 nuclear protein-encoding genes to provide definitive evidence for the monophyly of the Agnatha. |
| In modern classification schemes, living vertebrates consist of two main groups, the jawless Agnatha and the jawed Gnathostomata. |
| In traditional classifications, the hagfish, lampreys, and extinct armored jawless fish are grouped together in the paraphyletic Class Agnatha. |
| By the mid 1970s, insulin had been isolated and sequenced from all classes of vertebrates, including Agnatha. |
| Cyclostome, a collective term for the living members of the superclass Agnatha, the lamprey and the hagfish. |
| The gorgeous, rebellious Prince Beau loves strong-willed healer Agnatha, and with the help of an all-powerful godling, the two may find the happiness each deserves. |
