Devonian animals

the first terrestrial insects appear in the early Devonian, while the transitional forms between fish and amphibians appear in the late Devonian.

arthropods

 * Rhyniella
 * Acari
 * Pseudoscorpion
 * Sea spider
 * Palaeocharinus

sea animals

 * Clymenia (ammonite)


 * Agoniatites
 * Bothriolepis
 * Dunkleosteus
 * Asterosteus


 * Amphiaspis

semi-terrestrial

 * Ichthyostega