NO. 13 DIKELOCEPHALUS AND OTHER GENERA 



PAGE 



Dolomite, siliceo-argillaceous. in St. Lawrence formation 355 



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



near 368 



Dresbach formation, in provisional classification 354 



Dresbach sandstone, listed with Upper Cambrian of Minnesota 353 



Dunderberg mine, Nevada, Upper Cambrian locality 66 362 



Dunderberg shale, Upper Cambrian locality 6i, Adams Hill, Nevada.. 361, 381 

 Upper Cambrian locality 66, Eureka district, Nevada 362 



eafoni, see Aglaspts, Dikelocephalus, and Platycolpiis. 



Eau Claire formation, fauna listed and discussed . . .* 358 



in provisional classification 354 



Eccyliomphalus n. sp., listed from Franconia formation 357 



Elliptocephalus ? curtits (Whitfield), listed from Franconia formation... 357 



clongattis, see Illccniirus. 



Eminence formation. Lower Ordovician localities, Missouri 390 



Eoorthis ? diablo Walcott, listed from Franconia formation 357 



hamburgensis Walcott, listed from locahty 201a 359 



newtonensis (Weller), listed from locality iic 362 



remnicha N. H. Winchell, listed from Franconia formation 357 



remnicha sulcata (Walcott), listed from Franconia formation 357 



remnicha winfieldensis (Walcott), listed from Franconia formation 357 



wichitaensis, associated with Saukia riistica 383 



sp., listed from Franconia formation 357 



cryon, see Conaspis and Conocephalitcs. 



Euloma afUnis Walcott, listed from locality 66 362 



Eureka district. Lower Ordovician, locality 201a 359 



curckcnsis, see lUccniirus. 



fallax, see Saukia. 

 finalis, see Apatokephalns. 



Finkelnburg, W. A., acknowledgments to 347 



finkelnburgi, see Finkclnburgia. 



Finkelnburgia finkelnburgi (Walcott), listed from Franconia formation.. 357 



listed from Jordan formation 355 



from locality 78 361 



with St. Lawrence fauna 356 



Osceola (Walcott), listed from Franconia formation 357 



listed from localities 78 and 78b 361 



with St. Lawrence fauna 356 



osceola corrugata (Walcott), listed from locality 78 361 



listed with St. Lawrence fauna 356 



flabcllifcr, see Dikelocephalus. 



Former generic reference, species referred to Dikelocephalus 349 



Franconia formation, described and fauna listed 357 



in provisional classification 354 



