422 INDEX 



PAGE 



Aysheaia pcdnnciilata Walcott, new species described 117 



figured, pi. 23, figs. 8, 9 144 



associated with Ottoia prolifica 117 



stratigraphic position and association 153 



. Aysheaidas Walcott, new family described and discussed 116 



Baldy Mountain, Texas, Upper Cambrian locality 70a 359 



Banff, Alberta, generic name derived from 130 



Banff ia Walcott, new genus described 130 



genotype, Banffia coiistricta 130 



geographic distribution '. 130 



stratigraphic range 130 



tentatively referred to new family Ottoidas 128 



referred to the Gephyrea 130 



constricta Walcott, new species described 130 



figured, pi. 21, figs. 5, 6 140 



dimensions 131 



compared with Miskoia preciosa and Ottoia prolifica 131 



grandis, stratigraphic position^ and association 153 



barabiiensis, see Dikelocephalus, Platycolpiis, and Synirophia. 

 Barn Bluff (==La Grange Mountain), Minnesota, Upper Cambrian lo- 

 cality 113 360 



barrandei, see Aglaspis. 



Barrell, Joseph, bibliographic references 15 



cited on continental origin of Algonkian rocks 8 



on red-colored deposits 6 



Bartch, P., fossils collected by 371 



batia, see Chuangia and Ptychoparia. 



Bather, F. A., correction referring to T48 



Bathyuriscus asiaticus Lorenz (:= Dolichometppus deois Walcott), for- 

 mer and present generic reference 70 



Iiowelli Walcott, compared with Bathyuriscus manchuricnsis 99 



manchuricnsis Walcott, new species described 97 



figured, pi. 16, fig. 4 106 



compared with Bathyuriscus howclli and B. productus 99 



listed, Cambrian faunas of China y^i 



productus (Hall and Whitfield), compared with Bathyuriscus vian- 



churiensis 99 



rotundatus (Rominger), associated with Mollisonia symmetrica. . . 197 



sp. undt., listed in stratigraphic section 338 



Bathyurus cf. angelina Billings, from Aylmer sandstone, named and dis- 

 cussed 253 



armatus (Billings) (^Agraulos), synonymic reference 269 



baubo, see Dikcloceplwlus and Ptychaspis. 



Beauharnois, Canada, discussion of Protichnitcs from 277 



Upper Cambrian locality 220b 261-300 



becki, see Triarthrus. 



Beecher, C. E., cited on Strabops thacheri 19 



constitution of Dikelocephalinos 366 



Order Hypoparia 19S 



