  |
Introduction to the Synapsida - http://www.ucmp.berkeley.edu/synapsids/synapsida.html
Information on this great vertebrate group with a 300 million year history, their fossil record, life history, ecology, systematics and morphology. |
| |
Synapsid - http://en.wikipedia.org/wiki/Synapsids
Information from Wikipedia on this group of reptiles, their changing classification, characteristics and evolutionary history. |
| |
Mammal-like Reptiles - http://www.nhm.ac.uk/nature-online/life/dinosaurs-other-extinct-creatures/non-dino-reptiles/mammal-like-reptiles/
The Natural History Museum supplies illustrations of Anteosaurus, Cynognathus, Dicynodon, Dimetrodon, Lystrosaurus, Moschops, Oligokyphus and Thrinaxodon, with brief facts about each. |
| |
Synapsid Cladogram - http://www.palaeos.com/Vertebrates/Units/400Therapsida/400.725.html
Provides a cladogram of the Synapsida showing the relationships of the different taxa. |
| |
Dicynodontia - http://palaeo.gly.bris.ac.uk/Palaeofiles/Fossilgroups/dicynodontia/title%20page.html
Illustration and information on the characters and anatomy, major subgroups, fossil record and evolution of these herbivores. |
| |
Ask a Biologist Q&A: Synapsid Skin - http://www.askabiologist.org.uk/punbb/viewtopic.php?id=1286
Forum thread discussing where the non-mammalian synapsids stand in the transition from reptilian scales to mammalian hair. |
| |
Fossil Groups: Synapsida - http://palaeo.gly.bris.ac.uk/Palaeofiles/Fossilgroups/Synapsida/characters.html
Provides information on the characteristics and anatomy of synapsids with a diagram of a typical early period skull showing the synapsid arch and undifferentiated teeth. |
 |
Synapsida: Mammals and Their Extinct Relatives - http://tolweb.org/tree?group=Synapsida&contgroup=Amniota
Information from the Tree of Life Web Project on the synapsids which include mammals and all extinct amniotes more closely related to mammals than to reptiles. |
| |
Dkimages: Synapsids - http://www.dkimages.com/discover/Home/Science/Earth-Sciences/Palaeontology/Fossils/Vertebrates/Reptiles/Synapsids/index.html
Photographs of several cynodont and therapsid fossils including a reconstructed skeleton of Sinokannemeyeria yinchiaaoensis. |
| |
Fossil Groups: Diapsids - http://palaeo.gly.bris.ac.uk/Palaeofiles/Fossilgroups/Diapsida/
Provides information on this group of amniotes, their characters and anatomy, major subgroups, fossil record, modern forms, literature and weblinks. |