INDEX 



The references in heavy-faced type refer to the locality numbers and the 

 pages upon which the genera and species are described and figured. 



acadicus, see Dolichomctopus. page 



Acrothelc collcni Walcott, listed 339, y-2i 



panderi Walcott, listed 339 



suhsidua (White) , listed 403 



siibsidiia Iccvis Walcott, listed 403 



yorkcnsis Walcott, listed 35° 



Acrotrcta, listed 35° 



aftemiata Meek, listed 403 



cmmonsi Walcott, listed 316 



ophirensis Walcott, listed 403 



sagittalis taconica (Walcott), listed 317, 322, 353 



socialis, associated with Coryne.vochus bornhohmcnsis Gronwall. . . . 313 



adccus, see Bathyuriscns. 



agatho, see Asaphiscus. 



Agnostus, listed 350 



hidens Meek, listed 369 



desideratus Walcott, listed 2,"^? 



iiathorsti, associated with Corynexochus boniholmicnsis Gronwall.. 313 



parvifrons, associated with Corynexochus hornholmiensis Gronwall. 313 



sp., listed 317 



3 spp., listed 403 



Agraulos, listed 322 



unlike Lisaitia 404 



stator Walcott, associated with Bathyuriscns {Poliella) primus.... 353 



Alberta, Lower Cambrian localities. Mount Whyte formation 354 



AWcrteUa sp.. hsted 353 



alccsre, see Dolichometopus. 



alcmon, see Blountia. 



alcthes, see Blountia. 



alexas, see Blountia. 



Alokistocare althca Walcott, listed 2,72,> 374 



amage, see Blountia. 



Amphoion, referred to Dolichometopus (synonymy) 356 



stcinmanni Lorenz. compared with Dolichomctopus (f) dcois 366 



synonymic reference 365 



anax, see Bathyuriscus. 



anaxis, see Asaphiscus. 



Andrarum, Sweden, Middle Cambrian locality 8w 373 



andrcas, see Blountia. 



