Plagiosaurinae ( Shishkin, 1986 )

Plagiosaurinae ( Shishkin, 1986)

Revised diagnosis [characters (1)–(3) Ƒom Schoch and Milner (2014)]: (1) Sculpture of all dermal bones is tubercular; (2) clavicle with very short dorsal process bearing a concave facet; (3) clavicle and cleithrum in broad sutural contact, forming massive box-like sides to shallow pectoral girdle; (4) dorsal and lateral surface of cleithrum sculptured; (5) cleithrum forms the fossa infracleithralis lateral to the scapulocoracoid as muscle insertion site for the forelimb; (6) humerus with small deltopectoral crest and well-developed supinator process; (7) anterodorsally directed lateral line sulcus on the anterior part of the presplenial, close to the symphysis; (8) dentary and splenial lingually separated by large foramen mentale (sensu Hellrung 2003) in the symphyseal region; and (9) lateral line sulci of skull roof bear sculptural tubercles in places.