854 



CAMBRIAN BRACHIOPODA. 



Obolus pjiercs — Continued. 



general geographic and stratigraphic distribution tab- 

 ulated 100 



type specimen figured... PI. XI, fig. G 



privdlei, described 409 



cardinal area discussed 303 



compared -with Lin^ulella davisi 379 



Obolus apollinis 379 



Obolus chinemsis 3S7 



Obolus lopcri 396 



Obolus (Lingulobolus) spissus 433 



confused with LinguleUa granviUemis 409 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XXVII, fig. 3 



pulcher, type of -Botsfordia 601 



" que-astedti," not the type of Obolus 373 



nfulgens, described 409 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. IX, fig. 2 



Thea, described 410 



cardinal area discussed 304 



(Pompared with LinguleUa schucherti 530 



Obolus obscurus 407 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. IX, fig. 1 



f roliUzanensis, described 411 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XII, fig. 6 



rotundaius, described 411 



compared with Obolus parvus 408 



Obolus priTidlei 409 



J schmalcTiseei .' 411 



s septalis 414 



Obolus sinoe 415 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XX, fig. 2 



schmdl£nseci, described 412 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XXX, fig. 19d 



schmidti, described 412 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XV, fig. lla-c 



selwyni, described 413 



compared with LinguleUa irene 509 



LinguleUa {Lingulepis) roberti 557, 558 



discussed 377 



general geographic and stratigraphic distribution 



tabulated 100 



no type specimen chosen. 



stratigraphic position of, discussed 414 



septalis, described 414 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XXXIV, fig. 2a 



shansienrSis, described 415 



compared with Obolus minimus 404 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XI, fig. 7a 



"siluTicus," mentioned 531 



type of Obolus {Mickwitzella) 37S, 434 



^Tioe, described 415 



compared with LinguleUa (Lingulepis) acuminata 545 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XXVI, fig. 2f 



^mithi, described 416 



confused with Micromitra (Paterina) major 351 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured text fig. 38B, 416 



tetonensis, described 417 



compared %vith Obolus shansiensis 415 



-Continued. 



compared with Obolus tetonensis leda 417, 418 



Obolus tetonensis ninus 418 



Obolus wortheni 421 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. IX, fig. 5 



tetonensis leda, described 417 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen not figured. 



tetonensis ninus, described 418 



general geographic and stratigraphic distribution 



tabulated 100 



partly made up of specimens first referred to Obolus 



mati-nalis 401 



type specimen figured PI. XI, fig. 1 



? torrentis, described 418 



general geographic and stratigraphic distribution 



tabulated lOO 



type specimen not figured. 



triangularis, described 419 



compared with Obolus eichwaldi 390 



Obolus panderi 408 



Obolus ( Mickwitzella) siluricus 435 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen not figured. 



triangularis inornatus, identical with species 419 



voliorthi, described 419 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen not figured. 



willisi, described 420 



compared with LinguleUa hayesi 505 



LinguleUa sp. undt. b 541 



LinguleUa (Lingulepis) exigua 553 



Obolus lamborni 394 



Obolus smitU 417 



confused with Obolus lamborni 420 



general geographic and stratigraphic distribution tabu- 

 lated : 100 



type specimen figured PI. XXIII, fig. 1 



wortheni described 421 



confused with Obolus tetonensis 421 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen figured PI. IX, fig. 5e 



zetus, described 421 



general geographic and stratigraphic distribution tabu- 

 lated H)0 



type specimen figured PI. XXV, fig. 3a 



? zoppi, described 422 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen figured PI. XXX, fig. 16 



sp. mentioned 367 



sp. Kjerulf, discussed 598 



sp. undt. a, described 422 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen figured PI. X, fig. 4 



sp. undt. b, described 422 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen not figured. 



sp. undt. c, described 423 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen not figured. 



sp. undt. d , described 423 



general geographic and stratigraphic distribution tabu- 

 lated 100 



type specimen not figured. 



sp. undt. e, described 423 



general geographic and stratigraphic distribution 



tabulated 100 



type specimen figured PI. XV, fig. 8 



sp. undt. f , described 423 



compared with Obolus sp. undt. e 423 



