Geol. Bull. Chiliensan (Quilianshan) 4: 62 and Class Trilobita of the Ch'i-lien Mountains. Geol. Gazetteer of the Ch'i-lien Mountains. Peiping 4 (1): 187. (References not seen, data from Lu, Chang et al. , 1965, Fossils of each group of China: Chinese tri
