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INDEX 423 



PAGE 



beleniis, see Lisania and Menocephalus. 



bella, see Burgessia and Lingulella. 



Bellerophon sp. undt., listed in stratigraphic section 336 



belli, see Dikeloccphalus. 



Belt, Algonkian, Robson district, stratigraphic section 341 



Belt series. Bow River, Laggan, Alberta 340 



discussed 4 



Miette formation, pre-Cambrian 340 



Montana and British Columbia, defined 4, 5 



Montana, Alberta, and British Columbia 13 



Beltina, compared with Sidneyia inexpectans 21 



connection with Merostome fauna of Silurian 19 



link between Merostomata and Ziphosuridse 165 



occurrence in pre-Cambrian 162 



related to Pterygotus and Eurypterus 21 



to Middle Cambrian merostomes 21 



representing Merostomata 155 



danai Walcott, discussed 3i 



figured, pi. 7, figs. 2-4 40 



belus, see Conocephalina and Solenopleura. 



Berg Lake, Robson Peak district locality described 328 



illustrated, pi. 57, fig. i 338-339 



bergeroni, see Aluta and Bradoria. 



bergioni, see Anomocare and AnomocarcUa. 



Bernard, " The Apodidse " 166 



"The Systematic Position of the Trilobites " quoted 190-191 



study of Apus 162 



beroe, see Solenopleura. 



bianos, see Anomocare and Coosia. 



Bident, mountain peak. Alberta, Canada 174 



Bidentia, new genus discussed 173 



classification of 154 



no living representatives 165 



difflcilis, new species described 174 



figured, pi. 30, fig. 1 220 



appendages 174 



compared with Eincraldella brocki 174 



Waptia Heldensis 174 



stratigraphic position and association 153 



bigsbyi, see Anomocare and AnomocarcUa. 



Billings, E., butte named in honor of 331 



cited in discussion of Protichnitcs 276, 277 



Dikeloccphalus as discussed by 365 



Billings Butte (= Extinguisher), Robson Peak district 331 



illustrated, pi. 57, fig. 2 338-339 



pi. 58, fig. 2 340-341 



new name 332 



