864 



CAMBRIAN BRACHIOPODA. 



Jtustella edsoni, described 327 



cardinal area discussed 303 



compared mth Eustella ? major 328 



confused with KutorgiTia d-ngulata 328 



evolution discussed 318 



general geographic and stratigraphic distribution tab- 

 ulated 98 



most primitive brachiopod 316,318 



muscle scars discussed 312 



type species of Rustella 327 



type specimen figured PI. I, fig. 1 



f major, described 328 



compared with Obolus by Matthew , 328 



Rustella edsoni 328 



generic reference questioned 327 



general geographic and stratigraphic distribution tal> 



ulated 98 



type specimen figured textfig. 19,328 



Rustellacea, classification of 321,322 



distribution in Cambrian strata 316 



genera and species referred to, described 327-369 



Rustellida?, classification of 321, 322 



distribution in Cambrian strata 316 



genera and species referred to, described 327-32S 



general stratigraphic distribution and number of Cambrian 



genera and species of 112 



number of Cambrian genera and species of 112 



number of genera and species in monograph 113 



Rutland, Vermont, localities at and near 319w, 319x 



Rutland County, Vermont, localities in 319w, 319x 



Rutledge limestone, in generalized section for Tennessee, Georgia, 



and Alabama 147 



Sabero, Leon, Spain, locality near 350 



sabrinx, see Acrotreta. 



Sachuset Beach, near Newport, Rhode Island, locality on 343b 



Safford, J. M., species named for 747 



saffordi, see Wimanella. 



Saggad, Esthonia, Russia, locality at 396m 



sagitialis, see Acrotreta. 

 sagiitalis magna, see Acrotreta. 

 sagiitalis taconica, see Acrotreta. 

 sagittalis transversa, see Acrotreta. 



Saim^M, China, locahty at 332 



St. Albans, Vermont, localities near 16ii, 319f , 319s 



"St. Albans formation" (Middle Cambrian), localities in 28a, 319s 



St. Charles limestone (Upper Cambrian), in detailed section in 

 Blacksmith Fork, Utah, listing included and correlated 



species and localities 148-149 



localities in 4y, 



5a, 5c, 31m, 31ll, S4b-g, 54j, 54t, 54u, 64w, S4z, 55h, 56g 



St. Croix County, Wisconsin, localities in 79, 79', 79b, 79s, 328j 



St. Croix FaUs, Wisconsin, locaUtiej at 82, 82s, 328e, 328h 



St. Croix River, Miimesota, locahties on, 97b, 339b, 364a 



St. Croix River, Wisconsin, localities on. . 78, 78b, 78s, 82, 82s, 328f, 364a 

 *'St. Croix sandstone," stratigraphic position of localities in 



discussed 159 



*'St. Croix sandstone" (Middle Cambrian), localities in 79x, 



83<, 84, 84f, 84s, 97b, 328e, 328g, 339e 

 "St. Croix sandstone" (Upper Cambrian), locahties in.. lOv, 78, 78a-d, 

 78s, 79, 79', 79a, 79b, 79s, 80, 80a, 81, 81b, 81o, 82, 82a-c, 82s, 83, 83i, 

 833, 84a, 85, 85a, 85s, 85x, S85x, 85z, 86, 86a, 97, 97a, 97c, 97s, 97x, 

 S97x, 98, 98a, 98x99, 99a, 100, 100a, 113, 116, 134, 134a, 135, 135b, 135c, 

 328, 328a, 328c, 328d, 328i-l, 328ii, 328p, 328q, 339b, 339d, 339f-h 



St. Davids, South Wales, locahties at and near 318d, 



318g-j, 318n.^, 318w, 366b, 366e 



St. Davids Head, South Wales, locality near 366 



St. Francois County, Missouri, locahties in llk-m, 



369, 369a, 366c, 369g 



St. Fro, Oeland Island, Sweden, locahty at 320s 



St. John, Orestes, bibliographic reference 23 



St. Jolin, New Brunswick , localities at and near 2e, 2s, 2t, 3b, 301e, 



301g, 301k, 301n, 301t, 301u, 301w-z, 308, 308a-c, 308f, 308h, 3081 



St. John County, New Brimswick, localities in 2e-i, 2k-m, 



2s-u, 2x, 3a, 3b, 301, 301a-e, 301g-n, 301s-y, 308, 308a-c, 308e-i 



St. John formation (Middle Cambrian), locahties in 301c, 301j, 301k 



St. John River, New Brunswick, locahty on 2y, 300, 301f, 308d 



St. La^vrence County, New York, locality in 338w 



St. Lawrence formation (Upper Cambrian), localities in.. 328b, 339a, 364 

 localities in, mentioned 159 



St. Lawrence River, Quebec, locahties on 2n, 



56a, 319h, 319 1, 319n-p, 319t 



St. Martins, New Brunswick, localities in 3011, 301m 



St. Petersburg, Russia, localities near 336, 



336e, 336k, 336u, 336w, 336x, 336y, 337k, 337m, 395w, 395y, 396 1 



St. Petersburg (Government), Russia, locahties in .'. 336, 



336a, 336e, 336g, 336k, 336 1, 336n, 336o, 336q, 336r, 336u, 

 336w-y , 337j , 337k, 337m, 395w, 395y, 395z, 396k, 396 1, 396z 

 St. Piran sandstone (Lower Cambrian), detailed section listing 



species and localities 130 



locality in 60b 



St. Simon, Province of Quebec, Canada, locality at 319b 



St. Timothy, Quebec, locality at 319t 



Sta. Benigna, Bohemia, locality at 303e 



Salem, New York, locahties near 21, 37, 37b, 43a, 45a 



salemensis, see Billingsella. 



SaUne Valley road, Inyo County, Cahfornia, localities near.. 53, 312, 312a 



Salla, Esthonia, Russia, locality at 337d 



Sailings Mountain, Virginia, locality on 47a 



Salmon River, Cape Breton, locality on 3ii 



Salta, Argentina, locahty at 389 



Salta (Province), Argentina, locahties in 389, 389a, 389d 



saUcnsis, see Eoorthis. 



Salter, J. W., bibliographic references 23 



species named for 425 



Salter, J. W., and Etheridge, R., bibliographic reference 23 



Salter, J. W., and Hicks, H., bibliographic reference 23 



salteri, see Obolus (Broggeria). 



Salt Lake City, Utah, localities near 30a, 331, 55u 



Salt Lake County, Utah, localities in 30a, 33i, 65u 



Salt Range, India, locahties in 15r, 357, 357a-d 



Saltvik, Aland Island, Finland, locahty at 311x 



Sandberg, J. H., species named for 770 



sandbergi, see Otusia. 



Sandby, Sweden, localities at 3091, 390g 



Sandomierz, Poland , locahties near 368, 3e8a 



Sand Pass, Fish Spring Range, Utah, locahty near 341 



Sandstone, number of genera and species identified from ICO 



Sandstone and limestone, number of genera and species common 



to both 160 



Sandstone and shale, number of genera and species common to 



both 160 



Sandstone, limestone, and shale, number of genera and species 



common to all three 160 



Sandsvar, Norway, localities in 3231, 323r, 323s, 324b, 324c 



Sandy Point, Trinity Bay, Newfoundland, locahty near 6y 



San Saba Coimty, Texas, localities in 14g, 141, 353 



San Saba Ri*er, Texas, locality on 353 



Saratoga County, New York, locahties in 76, 76a 



Saratoga Springs, New York, localities near 76, 76a 



Sardeson, F., bibliographic reference 23 



Sardinia, Cambrian species of, listed 120-121 



localities in 354, 354a-f 



of Obolus from, listed 379 



Sauk County, Wisconsin, localities in lOv, 



80a, 81, 81b, 81o, 85, 85a, 85s, 116, 328, 328q 



Sawmill Creek, Meagher County, Montana, localities near 5f , 6k 



Sbirov, near Skrej, Bohemia, locality on brook of 345 



Scapegoat Moimtain, Powell County, Montana, localities near 3j, 5j 



Scenidium , compared with Frotorthis 739 



ScheUbourne, Nevada, localities near 7i, 313a, 313b, 313d, 313f 



Schell Creek Range, Nevada, localities in 7i, 



8e, 8o, 8p, 313a, 313b, 313d, 313f 



Scheilenberg, near Hof, Bavaria, locality at 303f 



Sckizambon, described 622 



classification of 321,324 



compared with Bearbornia 614 



Trematobolus 313, 616 



Trematobolus kempanum 619 



evolution of 317 



general geographic and stratigraphic distribution of 



the species referred to 104 



general stratigraphic distribution and number of Cam- 

 brian species and varieties of Ill 



mentioned 620 



number of Ordovician species and varieties of 113 



number of species of, in different tj'pes of sediment. . . 160 

 surface ornamentation discussed 302 



