INDEX. 



Nevada— Continued. 



Eureka district section, in detail, listing included and cor- 

 related species and localities 139-140 



note on Middle-and Upper Cambrian localities in 137 



localities in 11-m, Ip, Iv, 41, 7i-k, 7n, 7r, 7s, 7v, 



~ 7x, 7y, 7z, 8a, 8b', 8e, 8f, 8m-p, 8r, lOw, 14m, 30, 31, 31a, 

 31u, 52, 54, 55, 55b, 56, 57, 57b, 58, 59. 60, 61, 62, 62a, 63, 64, 

 65, 66, 174c, 175, 184, 201, 201a, 202, 203, 203a, 204, 205, 206a, 

 209, 211, 214a, 214b, 216a, 221, 313, 313a-k, 333, 333a-b 



species and localities in , compared with, those of Utah 153- 15S 



Nevado de Castillo, Argentina, locality at. 389a 



Newberry , J. S. , species named for 784 



newberri/i, see Eoortliis. 



New Brunswick, Cambrian species of, listed 114-119 



localities in 2e-i, 2k-in, 



2s-u, 2x, 2y, 3a, 3b, 300, 301, 301a-ii, 301s-z, 308, 308a-i 

 species and localities in, correlated with those of Cape 



Breton 131-135 



Newfoundland, Cambrian species of, listed 114-119 



detai led section of Cambrian in, listing species and localities 140-141 



locaUtiesin 1, la, 2, 2a, 3, 5I-p, 5r, 5t, 6g-i, 61, 



6n, 6r, 6s, 6u-w, 6y, 41, 41a, 114, 114a, 114b, 314, 314a-l 



Manuels Brook section, listing species and localities 140-141 



New Jersey, Cambrian species of, listed 114^119 



locality in lie 



New Mexico, Cambrian species of, listed 114^119 



localities in 327, 327a-c 



Newport, Rhode Island, localities near 343, 343a, 343b 



Newton, New Jersey, locality at lie 



neivtonensis , see EooHhis. 



New York, Cambrian species of , listed 114-119 



localities in (Lower Cambrian) 2b, 2d, 20, 20a, 21, 21a, 



22, 22a, 27, 27a, 29, 29a, 32, 32a, 33, 33b, 34, 34a, 35, 35a, 36, 

 36b, 37, 37b, 38, 38a, 38c, 39, 39a, 43a, 44a, 44b, 45a, 45b, 72, 

 72a, 338, 338a-h, 338k-q, 338x, 338y, 367, 367a, 367b, 367i, 3671? 



localities in (Middle Cambrian) 367d 



localities in (Upper Cambrian) 76, 76a, 77, 108, 109, 110, 110a, 



111, 136, 185, 185a, 338j, 338r-u, 338w, 367e-h, 367j-k, 392b 



localities in ( Ordovician) 43, 3381, 338u, 338v, 338z, 367c 



note on stratigraphic position of localities in 141 



New York Canyon, Eureka district, Nevada, localities in 54, 55, 58 



Nicholson, species named for 522, 696 



nicholsoni, see Acrotreta and Lingulclla. 



Ninewells, near St. Davids, South Wales, locality at 318p 



ninibs, see Obolus tetonensis, 

 nisus, see Micromitra. 



Nisusia J described 725 



articulating processes discussed 307 



cardinal area discussed 304, 305 



cardinal process discussed 306 



classification of 321,325 



compared with Billingsella 306 



deltidium discussed 306 



evolution discussed 319, 320 



evolution of 317 



general geographic and stratigraphic distribution of the 



species referred to 107 



general stratigraphic distribution and number of Cam- 

 brian species and varieties of Ill 



muscle scars discussed 313 



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



pedicle opening absent ! 315 



pseudospondylium discussed 307 



reference to,*of Nisusia ? vaticina 730, 731 



reference to, of Nisusia ? (Jamesella ?) Icanabensis dis- 

 cussed 732 



stratigraphic position mentioned 318 



type species " Orthisina festinata" 725 



vascular markings not preserved 311 



albeTta, described 726 



compared with Nisusia rara 729 



Nisusia (Jamesella) Jowi 733 



Nisusia. {Jamesella) nautes 734 



Nisusia (Jamesella) perpasta 736 



Nisusia (Jamesella) spcncei 738 



general geographic and stratigraphic distribution tab- 

 ulated 107 



surface ornamentation discussed 302 



type specimen figured PI. C, fig. 3e 



62667°— VOL 51, pt 1—12 54 



Nisusia compta, described 727 



general geographic and stratigraphic distribution tabu- 

 lated 107 



type specimen figured PI- XCVII, fig. 14 



festinata, described 727 



compared with Kutorgina 580 



Nisusia alberta 726 



Nisusia compta 726 



Nisusia rara 729 



Nisusia vaticina 730 



(Jamesella) • 731 



(Jamesella) amii 731 



(Jamesella) lowi 733 



Wynnia 771 



Wynnia warthi 771 



cruralium discussed 309 



dental plates discussed 310-311 



general geographic and stratigraphic distribution tabu- 

 lated 107 



shell section figured text fig. 6, 299 



surface ornamentation discussed ', 302 



type specimen not figured. 



., described 729 



general geographic and stratigraphic distribution tab- 

 ulated 107 



type specimen figured PI. C, fig. 4 



rara, described 729 



general geographic and stratigraphic distribution tab- 

 ulated 107 



type specimen figured text fig. 60, 730 



f vaticina, described 730 



general geographic and stratigraphic distribution tab- 

 ulated 107 



type specimen figured PI. XCVII, figs. 3, 3a-b 



Nisusia (Jamesella), described 731 



cardinal process discussed 306 



classification of 321, 325 



evolution of 317 



general geographic and stratigraphic distribution of 



the species referred to 107 



general stratigraphic distribution and number of Cam- 

 brian species and varieties of Ill 



niuscle scars discussed 313 



number of species of, in different types of sediment 160 



pedicle opening absent 315 



reference to, of Nisusia ? (Jamesella f) kanabensis dis- 

 cussed 732 



reference to, of Nisusia (Jamesella) pellico discussed . . 735 



stratigraphic position mentioned 320 



vascular markings not preserved 311 



amii, described 731 



general geographic and stratigraphic distribution tab- 

 ulated 107 



type specimen figured PI. CI, figs. 6, 6a-b 



argenta, described 731 



general geographic and stratigraphic distribution 



tabulated 107 



type specimen figured PL CI, fig. 9 



erecta, described 732 



general geographic and stratigraphic distribution 



tabulated 107 



type specimen figured PI. CI, figs. 5, 5a-b 



Icanabensis, described 732 



general geographic and stratigraphic distribution 



tabulated 107 



type specimen not figured. 



kuthani, described 732 



compared with Nisusia (Jamesella) amii 731 



Nisusia (Jamesella) perpasta 736 



. general geographic and stratigraphic distribution 



tabulated 107 



type specimen not figured. 



Tlowi, described 733 



general geographic and stratigraphic distribution 



tabulated 107 



type specimen figured text fig. 61 A, 734 



Tiautes, described 734 



compared with Eoorth is thyonc 790 



Nisusia (Jamesella) spencei 737 



Protorthis wingi 743 



