230 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 53 



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suhsidua, see Acrothele. 



subsidua hera, see Acrothele. 



superba, see Micromitra (Paterina) . 



superbus, see Neolenus. 



Swantonia weeksi Walcott 189 



? sp. iindt 189 



Swasey formation, House Range 171, 181-182, pis. 16 and 17 



Syntrophia cambria Walcott 196 



nundina Walcott 189, 191, 192 



unxia 180 



Syringopora 200 



tetonensis leda, see Obolus. 



texanus, see Crepicephalus. 



thyone, see Eoortliis. 



transversa, see Linnarssonella. 



Trematobolus excelsis Walcott 187, 188 



Turner, H. W., mentioned 185 



turneri, see Acrothele. 



typa, see Owenella. 



typicalis, see Schizambon and Zacanthoides. 



Uinta Mountain uplift, mentioned 191 



unxia, see Syntrophia. 



Utah, boundary of Cambrian land area in 168 



Utah and British Columbia, connection between sections in i6q 



Ute formation, Blacksmith Fork 171! 195-198 



Vanuxemella confracta, new genus and new species 203, 214 



varians, see Scenella. 



walkeri, see Oryctocephalus. 



wapta, see Micromitra (Paterina) 214 



Wasatch Canyon, Box Elder County, Utah, fossils in 195, 197 



Wasatch crisis, see Obohis (Westonia). 



Waucoba Springs section, California, described 185-188 



stratigraphic position 169 



Weeks, F. B., mentioned 188 



Weeks formation, House Range 171, 177-178, pi. IS, fig. I 



zveeksi, see Holmia and Swantonia. 



{Westonia), see Obolus {Westonia). 



Wheeler Amphitheater, House Range, view of pi. 15, fig. 2 



Wheeler formation, House Range 171, 181, pi. 15, fig. 2 



wheeleri, see Asaphiscus and Stcnoihcca. 



whiteavesi, see Anomalocaris. 



Wimanella simplex Walcott 203, 214 



Wolsey shale. Little Belt Mountains 203 



Wyoming, boundary of Cambrian land area in 168 



Zacanthoides idahoensis Walcott 197 



levis (Walcott) 184 



spinosus Walcott 209, 211 



typicalis (Walcott) 183 



sp. undt 181, 182, 183, 196, 198 



Zaphrentis 200 



seno, see Eoorthis. 



