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Coosa Valley, Cherokee County, Alabama, Middle Cambrian localities 



i6d, 90, 95, 112 178 



Middle Cambrian locality 90X 178, 206 



specimens of Norwoodia from 169 



Upper Cambrian localities 90a, 91, 92X 170 



locality 145 i/O. ^71 



coosensis, see Crepiccphalus. 



Craigs Mountain, Coosa Valley, Cherokee County, Alabama, Middle Cam- 

 brian locality 90 near 178 



Crepicephalus Owen, genus described I99 



American species now referred elsewhere 204 



cephala of species compared 200 



compared with Ptychoparia 200 



comparison of species 203 



equivalent to subgenus of Loganellus 202 



genotype, Dikelocephalus ? iowensis Owen 201 



geographic distribution 203 



observations 203 



pygidia compared 201 



species referred to 203 



stratigraphic range 202 



synonymy 199 



augusta Walcott, described 204 



figured pi. 29, figs. 6, 6a-b 240 



characterized 201 



compared with Crepicephalus unzia 217 



formation and locality 205 



listed 203 



stratigraphic range 202 



synonymy 204 



camiro, new species, described 205 



figured pi. 32, figs. 2, 20 246 



characterized 201 



compared with Crepicephalus iowensis 205 



Crepicephalus sp. undt. (2) 219 



formation and locality 205 



listed 203 



stratigraphic range 202 



centralis Whitfield, referred to Anomocarella 204 



comus, new species, described 205 



figured pi. 31, figs. 3, 3a 244 



characterized 201 



compared with Crepicephalus thoosa and C. tumidus 205 



formation and locality 205 



listed 203 



stratigraphic range ' 202 



convexus, characterized 201 



listed 203 



stratigraphic range 202 



