synapsid reptile


  • WordNet 3.6
    • n synapsid reptile extinct reptile having a single pair of lateral temporal openings in the skull
    • ***


In literature:

Their remains fall into two great groups, which are known as the Diapsid and the Synapsid reptiles.
"The Story of Evolution" by Joseph McCabe

In news:

McDaniel's co-worker, Jimmy Richardson, found the rock which is believed to be from the synapsid reptile family some 260-280 million years ago.