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A new ankylosaurid species of Crichtonsaurus,C.benxiensis sp.nov.,is erected based on a well preserved skeleton and a nearly complete skull found in the Sunjiawan Formation(Cenomanian- Turonian),Beipiao,Liaoning Province.Crichtonsaurus benxiensis sp.nov.is characterized by width 84.6% of length of the skull,a deep depression located medial to the notch between the orbit and the squamosal horn,paroccipital processes fused to the quadrates,fused scapula and coracoid,a large foramen for the supracoracoid nerve to enter the coracoid and to exit out from the scapula.Based on the new specimen,Crichtonsaurus is assigned to Ankylosauridae.
A new ankylosaurid species of Crichtonsaurus, C. benxiensis sp. Nov., Is erected based on a well preserved skeleton and a few complete skull found in the Sunjiawan Formation (Cenomanian-Turonian), Beipiao, Liaoning Province. Crichtonsaurus benxiensis sp. Nov. is characterized by width 84.6% of length of the skull, a deep depression located medial to the notch between the orbit and the squamosal horn, paroccipital processes fused to the quadrates, fused scapula and coracoid, a large foramen for the supracoracoid nerve to enter the coracoid and to exit out from the scapula. Based on the new specimen, Crichtonsaurus is assigned to Ankylosauridae.