562 INDEX 



PAGE 



Diagoniella hindei Walcott, described 310 



figured, pi. 81, figs. 1, la-c ^ 355 



cyathiformis (Dawson) , figured, text-fig. 7 309 



Rauff, described 309 



Dicellomus, compared 488 



Dick, W. J 10 



Dictyonino , compared with Vauxininae Walcott 317 



Dictyota ciliata J. Agardh, compared 224 



fasciola (Roth) Lamour, compared 224 



Dohrn, cited 123 



Dorypyge > 131, 132 



damia Walcott, described 102 



figured, pi. 11, figs. 7, ja m 



Dry Creek shale 17 



Dumontia filiformis (Huds.) Greville, compared 224 



Dunderberg formation, Walcott 7 



Eccyliomphalus joscphus Walcott 472 



labco Walcott 472 



lacidos Walcott 474 



Eiffelia Walcott, described 323 



globosa Walcott, described 324 



figured, pi. 86, figs. 1, la, b 360 



text-fig. 10 324 



Eldon formation 462 



Eldorado formation 6 



Elkania desiderata (Billings), compared 488 



Ellesmeroccras robsonensis, new species, Lower Ozarkian, described 527 



figured, pi. 126, figs. 5-90 554 



specimens of the Chushina formation 527 



scheii Foerste 528 



Elrathia (?) annectans (Walcott) 467 



lycus Walcott (5411) 475 



sp. (54t) 475 



Elvinia phyllus Walcott 473 



Emeraldella brocki, correction 1 18 



Eminence formation 468 



fauna 468 



E.ndoceras (?) monsensis, new species, Lower Ozarkian, compared 527 



described 529 



figured, pi. 126, figs. 4, 40, 4b 554 



S P 474 



Eocystidce Bather, family named 68 



Eocystites ?? longidactylns Walcott, compared - 68, 69 



? sp. undt, described 25 



figured, pi. 4, fig. 2 52 



Eodiscus 431 



Eoorthis 472 



bellicostata, new species, Middle Cambrian, described 505 



figured, pi. 113, figs. 8-14 541 



