辽宁下白垩统沙海组和阜新组真三尖齿兽类戈壁尖齿兽科新材料

楠桥直, 王元青, 李传夔, 金迅

New gobiconodontid (Eutriconodonta, Mammalia) from the Lower Cretaceous Shahai and Fuxin formations, Liaoning, China

KUSUHASHI Nao, WANG Yuan-Qing, LI Chuan-Kui, JIN Xun

Fig. 4 Holotype (IVPP V 14511) of Fuxinoconodon changi gen. et sp. nov. from Lower Cretaceous Fuxin Formation, Fuxin, Liaoning, northeastern China A. a photograph (A1) and an interpretive sketch (A2) of the anterior part of the dentary, the hatched area on the canine is broken; B. reconstructed micro-computed tomography images showing the laterally compressed alveoli for i1 and i2 in a transverse section at the position indicated in Fig. 2A, left to labial; C. a scanning electron micrograph of the m1 in mesiolabial view. Abbreviations: c. canine; dc. deciduous canine; i. incisor; m. molariform; mf. mental foramen; p. premolariform