PAGE 



Gottsche, C, bibliographic reference 74 



cited, historical review, Chinese Cambrian 7 



Cambrian fauna, Korea 7 



gracilis, see Norzvoodia and Obolella. 



Grand Canyon of Colorado River, Arizona, Middle Cambrian localities 



74, 746 184, 374 



Algonkian fauna of 97 



Chuar terrane 140 



formation {GC), fig. 11 283 



group, Arizona 80 



section, described 282 



illustrated, pis. 40-43 and fig. 11 282-289 



algal deposits 98 



granosa, see Ptychoparia. 



granulata, see Acrothcle. 



granulatus, see Asaphiscus. 



granulosa, see Ptychoparia. 



granulosus, see Crepicephalus {Loganellus). 



" Great Lakes," Algonkian lakes compared with 89 



area of (footnote) 89 



Great Salt Lake, Chroococcace2e found in 88 



Grayson, see Greyson. 



Green Lake, Onondaga County, New York 1 18, 150 



calcareous deposits 86 



Greenback, Tennessee, Middle Cambrian locality 56y 395 



Greeneville, Greene County, Tennessee, Upper Cambrian locality 117.... 172 



Upper Cambrian locality 117b 400 



locality 117c 172, 215 



gregarius, see Asaphiscus (Blainia). 



Greyson formation. Belt terrane, Beaver Creek 270 



Greyson shales. Belt series , 99, 152 



annelid trails on 152 



Crustacean remains 154 



Deep Creek Canyon, Montana 155 



fauna 98 



illustrated, pis. 21 and 22 152, 154 



Little Belt section 273 



Greysonia, new genus, described xo8 



cellular pipe-like structure 100 



compared with recent Blue-green algae 109 



deposited by algae loi 



in Newland limestone 99 



mode of growth 109 



basaltica, new species, described 109 



figured, pi. 17; pi. 18 144,146 



classified as tubif orm t 104 



discussed 92 



in Xewland limestone 99 



