Synapsida (Synapsids) is a class of vertebrates. There are 5979 species of Synapsids, in 1701 genera and 587 families. This class has been around since the pennsylvanian sub-period. It includes groups like Ophiacodonts, Varanopidae, and Edaphosauridae.
EOL has data for 9 attributes, including:
The environments in which many synapsids species are known to live. Select an environment to see its synapsids species checklist.