562 INDEX 



Tsinania — Continued. page 



represented, Upper Cambrian, China and America 68 



by four species, Ch'au-mi-tien 68 



significance, in Ch'au-mi-tien limestone 42 



species named 43 



stratigraphic range and geographic distribution 43 



synonymy 227 



transition from Bloiiiitia 400 



Upper Cambrian fauna characterized 42 



canens (Walcott), species named 43 



allied to Tsinania elongata 228 



compared with Tsinania cleora 227 



(^Illcenurus canens), generic references 15 



listed, Ch'ang-hia 68 



stratigraphic and geographic position 50 



transition from Blountia 400 



ceres (Walcott), species named 43 



{■= lUcctiurus ceres) , generic references 15 



listed, Ch'ang-hia 68 



stratigraphic and geographic position 43, 50 



transition from Blountia 400 



cleora Walcott, described 227 



figured, pi. 36, figs. 9, ga-c 254 



associated with Agraulos and Solcnoplciira-Vxke- iorms 227 



with brachiopods 227 



compared with Tsinania canens and lllcrnurns qiiadratus . . . . 227 



formation and locality. 227 



synonymy 227 



dictys (Walcott) , species named 43 



(^ Illccnurxis dictys) , generic references 15 



listed, Ch'ang-hia 68 



stratigraphic and geographic position 43, 50 



transition from Blountia 400 



elongata, new species, described 228 



figured, pi. 36, figs. 10, loa 228 



allied to Tsinania canens 228 



associated with Dikelocephalus dalyi Walcott 228 



formation and locality 228 



sp. undt., listed, Ch'ang-hia 43 



sp. (Walcott) (z^ lllcrnurns sp.), generic references 15 



tuberosa, see Wecdia. 

 tubiformis, see Copperia. 

 tumidus, see Crepicephaliis. 

 tutus, see Acrocephalitcs. 

 typa, see Marjiimia. 



Ulrich, E. O., bibliographic reference 74 



unca, see Crepicephaliis. 



I 



