INDEX. 



867 



Species, habitat of, discussed 159 



zoological list of, giving page and plate references, and gen- 

 eral geographic and stratigraphic distribution 98-109 



zoological list of Asiatic Cambrian, giving geographic distri- 

 bution, by countries 121-122 



European Cambrian, giving geographic distribution 



by countries 120-121 



European Ordovician 123 



North American Cambrian, giving geographic distri- 

 bution by States and geologic provinces 114-119 



North American Ordovician 122-123 



South American and Australian Cambrian 122 



Spence, B. S., species named for 737 



spencei, see Nisusia (Jamesella). 



Spence shale (Middle Cambrian), apparent equivalent of, in de- 

 tailed section in House Range, Utah, listing included and 



correlated species and localities 158 



in detailed section in Blacksmith Fork, Utah, listing in- 

 cluded and correlated species and localities 152 



Spence shale member of the Ute formation (Middle Cambrian), 



locaUtiesin 31d, 32p, 541, 55c, 55e, 163 



Spines, presence in Brachiopoda discussed 302 



spinosa, see Acrotreta. 



Spirifer, mentioned 785 



spissus, see Obolus {LingulohoJua). 



Splanchnocoele, defined 295 



shown in figure 374 



Spondylium, defined 295 



discussed 307-308 



Schuchert on 308 



Ulrich's notes on 308 



Sponge Moimtain, Llano County, Texas, locality near 14b 



Spring Creek, near Center, Alabama, locaUty on 95a 



Springer, Oklahoma, detailed section of Arbuckle limestone near, 



listing included and correlated species and localities . . . 141-142 



localities near 12k, 12m, 12n 



Spring Hill Canyon, Bridger Range, Montana, locaUty in 147a 



Spring Mountain Range, Nevada, locality in 7n 



spurri,see Acrotltele. 



squamosa, see LinguUUa (Liti^ulcpis). 



Sta. Benigna, Bohemia, locality at 303e 



Stansbury Range, Utali, localities in 32f, 32g, 32j, 32k, 32o, 34u, 34v 



Staroja Ladoga, Novgorod, Russia, locality at 336j 



Starr, R. P., species named for 559 



starri, see Lmgulella (LiTiguhpis). , 



Steel Ford, Cowan Creek, Alabama, locality near 94 



Stenotheca, reference to, of "Discina c^rfaicnsis" discussed 723 



Stephen, British Columbia, locaUties near 35c, 



36g, 35h, 57c, 57g, 57k, 57s, 57y, 58z 

 See also Mount Stephen. 

 Stephen formation (Middle Cambrian), detailed section listing 



included and correlated species and fossils 127-128 



localities in 14s, 



35k, 57c, 57f, 57g, 57j, 57k, 57y, 58i, 58j, 581, 58r, 58w, 58z 



Stillwater, Minnesota, locahties at and near ; 339, 339b 



Stissing, New York, locality near ' i 3e7d 



stissingensis, see MicTomitra (Paterina). 

 stissingensis ora, see Micromitra {Pateriiw,). 



Stissing Mountain, New York, locaUty on 32 



Stockholm (Province), Sweden, locaUtiesin 311a, 



Slip, 311u, 311v, 321, 321a-d, 321o 



Stocldngford shjles (Upper Cambrian), locaUty in 304j 



Stockport paper miU, Columbia County, New York, locaUties 



near 29, 338b 



Stone, R. E., species named for : 466 



stoneanus, see Obolus ( Westonia). 



Stoner, Peimsylvania, locaUty near 50 



Stora Ror, Oeland Island, Sweden, locaUties near 310e, 310g, 390a 



Straits of Belleisle, Labrador, locaUties at 392a, 392c, 3921 



Stratigrapluc and geographic distribution tabulated 98-109 



Stratigraphic sections with correlated faunal lists 123-159 



Streitberg, Esthonia, Russia, locality at 396r 



striata, see BiUingseWi. 



Stricklandinia, compared with Syntrophia 798 



? arachne, generic reference discussed 798 



? areihusa, generic reference discussed 798 



Stropliomena, compared with Eostrophomena 796 



reference to, of Eoorthis atava, discussed 774 



Eoorthis johannensis, discussed 781 



Protorthis hunnebergensis, discussed 741 



StropUomeTia — Continued, 



aurora, compared with Eostrophomena elegantula 796 



rJiomboidalis, compared with Eoorthis Johannensis 781 



" Strophomena or Slrophodonta," compared with Eoorthis johan- 



nenm 781 



"Strophomena(Eostrophomena)elegantula, " type of Eostrophomena. 796 



Strophomenacea, classification of 321 , 326 



distribution in Cambrian strata 316 



genera and species referred to, described 795-796 



StrophomenidEE, cardinal process, discussed 306 



classification of 321, 326 



cruralium, mentioned 309 



distribution in Cambrian strata 316 



genera and species referred to, described 795-796 



general stratigraphic distribution and number of Cambrian 



genera and species of 112 



no interiors seen 312 



number of Cambrian genera and species of 112 



number of genera and species in monograph 113 



Structure of the sheU 296-300 



stuarti, see Micromitra {Paterina). 



subconica, see Acrotreta. 



subquadrata, see Nisusia (Jamesella) perpasta. 



subsidua, see Acrothele. 



subsidua hera, see Acrothele. 



subsidua Ixvis, see Acrothele. 



Sularp, near Lund, Sweden, locaUties at 321s, 321t 



sulcata, see Acrotreta idahoensis and Eoorthis remnicha. 

 sulcatus, see Discinopsis. 



SulUvan County, Teimessee, locaUties in 2z, 2z', 374c, 374e 



Summary tables 110-113 



Sun River (North Fork), Powell Coimty, Montana, locaUties near. 3j, 5J 

 superba, see Micromitra (Paterina). 



Surface ornamentation, discussed 300-303 



importance of, in classification 301 



Sussex County, New Jersey, locaUty in lie 



Swallow.ranch, White Pine County, Nevada, locaUty near 8n 



Swansea (Viola) , Alabama, locality near 144e 



Swanston, W., bibUographic references 24 



Swanton, Vermont, locaUties near 25a, 28, 319e, 319r, 319z 



swantonensis, see Micromitra (Paterina) labradorica. 



Swantonia, described 796 



cardinal area discussed 305 



classification of 321, 326 



compared with Camarella , 797 



evolution discussed 320 



evolution of 317 



general geographic and stratigraphic distribution of 



the species referred to 109 



general stratigraphic distribution and number of Cam- 

 brian species and varieties of Ill 



number of species of, in different types of sediment. . . 160 



stratigraphic position mentioned 318 



surface ornamentation discussed 303 



type species " Camerella antiqua" 797 



antiqimta, described 797 



compared with Huenella vermontana 809 



general geographic and stratigraphic distribution tab- 

 ulated 109 



type specimen not figured. 



wceksi, described 797 



compared with Swantonia antiquata 797 



general geographic and stratigraphic distribution tab- 

 ulated 109 



type specimen figured Pl. CIV, fig: 6 



Swarow, Bohemia, locaUty at 303d 



Swasey formation (Middle Cambrian), in detailed section in House 

 Range, Utah, listing included and correlated species and 



localities 157 



locaUties in ; .- llw, 30d 



Swasey Spring, House Range, Utah, locaUties near 15b, 15c 



Swasey Spring road. House Range, Utah, locality on llo 



, Cambrian species of, listed '. . . . 120-121 



generalized section of Cambrian and Ordovician in, listing 



included and correlated species and localities 144-146 



locaUtiesin 8w, 8y, 8z, 9e, 309, 309a-f, 309h-j, 



309 1, 309m, 310, 310a-z, 311, 311a-c, 311g-p, 311u, 311v, 

 320, 320a-z, 321, 321a-v, 321x-z, 323j, 323k, 390, 390a-p 



species of Obolus from, listed 379 



stratigraphic position of bowlders in Baltic region discussed. 454 

 See also separate provinces. 



