Alokistocare — Continued. page 



subcoronatum (Hall and Whitfield), described 187 



figured pi. 25, fig. 2 232 



assigned to Alokistocare 183 



compared with Acrocephalites 176 



Alokistocare althea 187 



Alokistocare ticida 188 



formation and locality 187 



synonymy 187 



ticida, new species, described 187 



figured pi. 26, figs. 6, 60 , 234 



compared with Alokistocare pomona and A. subcoronatum. . . 188 



formation and locality 188 



althea, see Alokistocare. 

 amata, see Dresbachia. 

 americanus, see Acrocephalites. 



Amphion ? matutina Hall, described 219 



figured pi. 26, fig. 8 234 



associated with Crepicephalus iowensis 219 



formation and locality 219 



synonymy 219 



Anomocare, associated with Crepicephalus coosensis 206 



wisconsensis Dames, in synonymy 198 



Anomocarella onusta (Whitfield), associated with Lonchocephalus chippe- 



waensis 256 



aoris, see Acrocephalites. 

 appalachia, see Lonchocephalus. 



Arionellus tripunctatus Whitfield, in synonymy 215 



separated from Crepicephalus texanus 213 



(Bathyurus) texanus Shumard, in synonymy : 209 



Arizona, Acrocephalites in I75 



Alokistocare in 183 



Middle Cambrian localities 74, 746 184 



Upper Cambrian locality 358c 213 



arses, see Saratogia. 

 aruno, see Saratogia. 

 aster, see Acrocephalites. 



Ausable Chasm, New York, Upper Cambrian locality 77 194 



Australia, Crepicephalus in 203 



avitas, see Millardia. 



Bartlett Hollow, Burnet County, Texas, Upper Cambrian locality I4d. .. . 213 



Bathyuriscus, associated with Vanuxemella nortia 223 



compared with Karlia Walcott 223 



productus (Hall and Whitfield), associated with Vanuxemella con- 



tracta 222 



? sp., associated with Vanuxemella contracta 222 



Bays Mountain, Tennessee, Upper Cambrian locality io6a 170 



Upper Cambrian locality 120 near 205, 215, 217 



