The CT technique was first applied to observing the nasal cavity of Ikechosaurus sunailinae. The results indicate that ......

根据发现于辽宁省西部朝阳地区下白垩统九佛堂组的离龙类一具有头骨的不完整骨架,建立Simoedosauridae科中的一新属新种:朝阳辽西......