| Devonian Times: Educational site covering the early evolution of tetrapods by focusing on the Late Devonian Red Hill locality in Pennsylvania and its flora and fauna. |
| Devonian Geography: Description and maps of the continents as they existed at the time. |
| Dunkleosteus: An article about one of the most well known Devonian fish. |
| Lecanocrinus and Taxocrinus in the Czech Republic: Detailed description, with references, of 2 Devonian crinoids. |
| Palaeozoic Forests: A description of the colonization of the land by vascular plants and the formation of the first forests in the Devonian. |
| Sarcopterygii: A cladistic diagram, with extensive references to scientific papers on the subject. |
| The Devonian: An overview of the period from the UC Berkeley Museum of Paleontology. |
| The Red Hill Story: A description of this location, with maps showing its position on the Laurussian continent. |
Classical
