458 INDEX 



Lower Cambrian — Continued. page 



new subfauna, review of . . . .' 309 



Robson district, fossil locality, illustrated, pi. 59, figs, i, 2 342-343 



section described 330 



illustrated, pi. 55, figs, i, 2 334 



pi. 56, figs. I, 2 : 336 



text fig. II 330 



terrane, Amiella sp. from Man-t'o shale 28 



greatest development of, discussed 305, 306 



use of Waucoban to replace " Georgian " for 305 



Lower and Upper Cambrian series of formations, group terms for 305 



Lower Carboniferous strata, fresh-water shells in 166 



Lower Ordovician, Goodsir formation, British Columbia 231-234 



locality 201a described and fauna listed 359 



Lower Ozarkian locality lie, Hardyston quartzite. New Jersey 270, 389 



Lower (or Middle) Ozarkian localities loob, I02f, io2h, and i88y, 



Missouri 390 



locality i ic, New Jersey 389 



localities 59n and 59 o, Pennsylvania 384 



hicina, see Microniitra. 



Ludwig, H., specific name given in honor of 51 



ludwigi, see Eldonia. 



Lynx formation, comparative stratigraphic sections 343 



summary, stratigraphic section 341 



Lynx limestones, in stratigraphic section 2>2>7 



new formation name 334 



Lynx Mountain, Robson Peak district, locality described 329 



illustrated, pi. 57, fig. 2 338-339 



mcconnclli, see Obolus. 



mccoyi, see Chuaiigia. 



McEvoy Mountain (= Mount Toot-toot) 331 



new name 33;^ 



Robson Peak district 340 



McLaurin Mountain, new name ^33 



McNaughton formation, comparative stratigraphic sections 343 



summary, stratigraphic section 341 



and Fairview formations, compared 343 



McNaughton Mountains, new name 333 



McNaughton sandstones, in stratigraphic section 339 



new formation name 335 



macar, see Anoniocarella. 



filacer, see Holmia. 



Mackcnzia Walcott, new genus described 54 



genotype, Mackensia costalis 54 



compared with Synaptula hydriformis (Lesseur) 54, 55 



costalis Walcott, new species described 55 



figured, pi. 13, figs. 2, 3 68 



compared with Synaptula hydriformis 55 



included in Synaptidae 53 



representing Synaptidae 45 



stratigraphic position and association 153 



