SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 57 



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Anomocarella, Dikelocephalus ? dalyi compared with 367 



ontista Whitfield, listed from Eau Claire formation 358 



oweni Meek and Hayden, listed from locality 30ia 359 



f winona (Hall), listed from Eau Claire formation 358 



woostcri (Whitfield), listed from Eau Claire formation 358 



antiquata, see Owenella. 



Appalachian region. Saukia in Cambro-Ordovician limestones of 362 



Apatokephalus, species referred to, by Brogger 366 



? (= Brogger, 1897) Hall and Whitfield's species of Dikelocephalus 



referred to 366 



finalis (Walcott), listed from locality 201a 359 



Arenicolites woodi Whitfield, listed from Jordan formation 355 



Arethusina f americana Walcott, listed from locality 62 361 



listed from locality 66 362 



Arionelliis bipunctatus Shumard ?, referred to Conaspis (footnote) 358 



Asaphelina, included by Beecher under Dikelocephalinse 347 



miqueli, referred by Bergeron to the Asaphidje 347 



Asaphus, Dikelocephalus first referred to, by Owen 365 



caribouensis Walcott, listed from locality 201a 359. 



aurora, see Obolus (Westonia). 

 atiroralis, see Triarthrella. 



Baldy Mountain, Texas, Upper Cambrian locality 70a 359 



barabuensis, see Dikelocephalus, Platycolpus and Syntrophia. 



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



113 360 



barrandei, see Aglaspis. 



Bartch, P., fossils collected by 371 



Beecher, E. C, constitution of Dikelocephalinse by, cited 366 



belli, see Dikelocephalus. 



Billings, E., Dikelocephalus as discussed by 365 



Billingsella coloradoensis (Shumard), association of, with Conokephalina. 362 



listed from Eau Claire formation 358 



from Franconia formation 357 



from locality 70a 359 



from locality 78 361 



with St. Lawrence fauna 356 



bilobatus, see Dikelocephalus. 



bindosa, see Ptychoparia. 



bipunctaia, see Conaspis. 



bipunctatus, see Arionellus. 



breviceps, see Conocephalites. 



Bridger Range, locality 151, Montana (footnote) 391 



British Columbia, Canada, Upper Cambrian locality 346e near Donald 



Station 368 



Brogger, W. C, study of Dikelocephalus by, mentioned 347 



reference of Dikelocephalus to other species by 366 



Brown, F. M., fossils collected by 371 



bullata, see Pemphigaspis. 



Burnet, Texas, Upper Cambrian locality 70a 359, 372 



