INDEX 541 



Ogygopsis — Continued. page 



klotzi (Rominger), described 377 



figured, pi. 66, figs, i, la-b 454 



compared with Orria elegans 377 



most abundant fossil at Mount Stephen locality 377 



referred by Freeh to Dolichometopus 358 



synonymy 377 



Ogygopsis shale, Stephen formation, British Colum^ :a, Middle Cambrian 



locality 14s 351 



Dolichometopus productns from '363 



Ogygopsis zone, Stephen formation, British Columbia, Middle Cambrian 



locality 14s 346, 347. 364. 378 



OlcncUus Meek, Callavia cited in place of 61 



cited, Lena limestone 7- 



in association with Salterella 321 



referred, von Toll, Lena limestone 72 



canadensis, above Bathyuriscus (Poliella) primus 353 



associated with Coryncxochus (Bonnia) Heldcnsis Z-l 



listed 353 



? forresti, correlated, Rcdlichia 62 



gilberti Meek, synonymic reference 406 



reticulatus Peach, compared with Wanneria zvalcottana (Wanner). 220 

 thompsoni Hall, associated with Corynexochus (Bonnia) parvulus. . 329 



listed 322 



thompsoni crassimarginatus Walcott, listed 321 



? sp. undt., listed, Siberian Cambrian 8 



(Holmia) walcottanus Wanner, synonymic reference 219 



Olencllus and other genera of the Mesonacidse, publication 160 



Olenidse Burmeister, family named 401 



Olcnoides, associated with Asaphiscus (Blainia) glabra 394 



compared with Neolenus and Oryctocephaltis 308 



omitted, Chinese fauna 59 



? cilix Walcott (^^ Blackzvelderia cilix), generic references 15 



curticei Walcott, associated with Crepiccphalus coosensis 206 



fordi Walcott, listed 3^7 



Icblanci Bergeron {^ Blackwelderia sinensis), generic references.. 15 



listed, Cambrian fauna, Bergeron 7 



(Dorypyge) richthofeni (:=Dorypyge richthofeni) , listed, Lai-wu. 10 



Olcnopsis, Sardinian Cambrian genus in America, publication 160 



agnesensis Walcott, listed 353 



americanus Walcott, associated with Vanuxemella contractu 222 



listed 339 



Onaqui Mountains, Utah, Middle Cambrian locality 3f 371 



Onondaga County, Green Lake, New York 118, 150 



Ophir City, Utah, Middle Cambrian localities 3296, 3C 37i 



Opisthoparia Beecher, order named 173 



described under Corynexochidje 308 



Ogygiocarinje 375 



Proparia not evolved through 407 



