孔子鸟目(鸟类:尾综骨类)的分类厘定
王敏, 邹晶梅, 周忠和

A taxonomical revision of the Confuciusornithiformes (Aves: Pygostylia)
WANG Min, Jingmai O’CONNOR, ZHOU Zhong-He
Fig. 3 Photographs of Confuciusornis sanctus [= 'Confuciusornis chuonzhous'], IVPP V 10919
A. slab; B. counter slab. The broken piece of the proximal end of metatarsal II was misinterpreted as metatarsal V by Hou (1997). See text for further explanations. Scale bars = 10 mm