Society for the Study of Amphibians and Reptiles exchanges and international cooperative efforts for study and publications. The society was founded as a regional organization, The Ohio Herpetological Society (OHS), by two young but serious-minded amateurs, Kraig Adler and David M. Dennis, then 16 and 17 years of age respectively. They decided in the fall of 1957 to formalize interactions amongst a small group of amateur herpetologists throughout Ohio and began publishing a combined journal and newsletter (called the "Trimonthly Report") in January 1958. The name of the society was changed to The Society for the Study of Amphibians and Reptiles on January 1, 1967. The SSAR publishes
Evolution of reptiles skull with holes only for the nose, eyes, spinal cord, etc.; the discoveries of synapsid-like openings in the skull roof of the skulls of several members of Parareptilia, including lanthanosuchoids, millerettids, bolosaurids, some nycteroleterids, some procolophonoids and at least some mesosaurs made it more ambiguous and it's currently uncertain whether the ancestral reptile had an anapsid-like or synapsid-like skull. Very soon after the first reptiles appeared, they split into two branches. One branch, Synapsida (including modern mammals), had one opening in the skull roof behind each eye. The other branch, Sauropsida, is itself divided into two main groups. One of