us 



Report of the State Geologist. 



T. expansa, Hall (sp.), II, 346, 402. 



T. hermenia, H. and C, I, 873, 874, 945, 968, 970. 



T. Johnstoni, E. and C, I, 870, 936. 



T. poecilus, H. and C, I, 867, 938; II, 349. 



T. quasilluin, H. and C, I, 871, 873, 966. 



T. Randalli, Hall (sp.), I, 865, 869, 872, 938. 



T. rudis, Hall (sp.), I, 865, 867, 868, 869, 870, 



871, 872, 929, 936; II, 347. 

 T. saceus, H. and C, I, 870, 940. 

 T. scypbina. //. and C, I, 872, 975. 

 T. turricula, H. and C, I, 875, 966. 



Tylodictya (?) tenuis, Hall isp.), II, 344, 402. 

 T. Warrenensis, H. and C, II, 343, 344, 345. 

 Vphantwnia Chemungensis, Vanuxcm, I, 753, 782, 

 877, 879. 



U. Dawsoni, Whitfield, I, 784; II, 381, 383. 

 U. [Hyphantseuia] Chemungensis. Yanuxem (sp.), 

 I, 781. 



U. [Physospongia] Dawsoni, Whitfield (sp.), I, 

 784, 788. 



Walteria Flemmingi, Schulzc, I, 882. 



