520 INDEX 



PAGE 



Lai-wu, fauna, discussed, Loreiiz lo 



Lake Balls, Blue-green algal forms, figured, pi. 4, figs, i, 2; pi. 5, fig. i, 



118, 120 



described 100 



compared with Algonkian algal forms 102 



Weedia tuberosa 108 



described by Barclay 88 



discussed 100 



Lake Champlain, Canadian, Asian faunas correspond 41-42 



Lake deposits, discussed 86 



Lake McDonald, Montana, Algonkian locality 400 108 



Lakes Louise and Agnes Cambrian section, Alberta, locality 356 355 



lamellosa, see Nezvlandia. 



L'Anse au Loup, Labrador, Billings' type locality of Corynexochus 



senectus 321 



Lower Cambrian locality 323 



lansi, see Teinistion. 



Lansing, Allamakee County, Iowa, Upper Cambrian locality 86 199 



lantenoisi, see Palceolenus. 



Laotira cambria Walcott, associated with Crepicephalus coosensis 206 



latelimbata, see Lioparia. 



latelimbatum, see Anomocare. 



latelimbatus, see Agnostus parvifrons. 



latus, see Liostracus. 



" Laurentian " limestone, unnumbered locality, St. John, New Brunswick 114 



Laurentic revolution, results of 80 



"Layer deposit," by Blue-green algae, figured, pi. 4-, figs. 3, 4 118 



described 100 



compared with Collenia undosa 1 18 



Camasia spongiosa 1 18 



leblanci, see Olenoides. 



Lena, fauna of valley 63 



limestone, distinct from Shan-tung fauna 72 



general f acies 72 



species, described von Toll 72 



and Yenesei Rivers, transgression, Siberian basins 5 



lenaiciis, see Microdisciis. 



Levisia Walcott, trilobites, Shan-tung sea, under 72 



adrastia (Walcott) (^Menocephalus adrastia), generic references 15 



stratigraphic and geographic position 48 



agenor (Walcott), correlated, Ptychoparia csekanozvskii von Toll.. 72 



(= Agraulos agenor), generic references 14 



listed, Kiu-lung 65 



stratigraphic and geographic position 48 



Lewis and Clark National Forest, Montana, Upper Cambrian locality 



150b 218 



Lewis and Clark Pass, algal reefs 98 



