SKULL MORPHOLOGY OF THE TRITYLODONT GENUS BIENOTHEROIDES OF SICHUAN

作     者：孙艾玲 SUN AILING Institute of Vertebrate Paleontology and Paleoanthropology, Academia Sinica, Beijing

作者机构：Institute of Vertebrate Paleontology and Paleoanthropology Academia Sinica Beijing 

出 版 物：《Science in China,Ser.B》 (中国科学B辑(英文版))

年 卷 期：1984年第27卷第9期

页      面：970-984页

核心收录：

学科分类：1002[医学-临床医学] 100214[医学-肿瘤学] 10[医学] 

主　　题：SKULL MORPHOLOGY OF THE TRITYLODONT GENUS BIENOTHEROIDES OF SICHUAN view 

摘      要：Bienotheroides wanhsienensis, known as the latest, representative of the tritylodont groupis characterized by the very short snout, largely covered maxilla and wide and flat basi-parasphenoid region, as compared with the others. In this paper the evolutionary changesof the osteology and venous system of the ear region from cynodonts to tritylodonts aredescribed and the growth and replacement of the postcanine teeth and the occlusion of thisanimal are discussed.