INDEX 



365 



Spirifera arcnosa, 28. 

 crispata, 27. 

 gaspensis, 82. 

 unica, 179. 

 Spiriferen sandstone, 154. 

 Spirophyton, 34, 114. 



cauda-galli, 31, 36, 114, 249. 

 Spirorbis, 79. 



latissimus, 43, 117, 243. 



explanation of plates, 266, 274, 278. 

 Split Rock fossils, 192, 217, 236, 241. 

 Sponge spicules, 222, 224. 

 Sponges, 46, 220-25, 249- 

 Spring, W., cited, 63. 

 Square Lake limestone, 112. 

 Stictopora, 46, 249. 



sp., 215. 

 Streptelasma cf. caliculus, 61. 



prolificum, 216, 217. 

 Striatopora cf. issa, 46, 219, 249. 

 Stromatopora, 87. 

 Stropheodonta, 88. 

 arata, 196. 

 crebristriata, 187. 



protype simplex, 45, 66, 187—88, 248. 

 explanation of plate, 322. 

 demissa, 189. 

 galatea, 45, 188-90, 248. 



explanation of plate, 323. 

 hunti, 45, 185-86, 248. 



explanation of plate, 320. 

 inequiradiata, 186, 187, 190, 322. 

 lincklaeni, 45, 65, 66, 184-85, 248. 



explanation of plate, 320-21. 

 magniventer, 45, 65, 66, 184, 185, 248. 



explanation of plate, 321. 

 nacrea, 185. 

 parva, 188, 189, 190. 



protype SiYita., 45, 66, 188, 248. 

 explanation of plate, 321. 

 patersoni, 186, 187, 322. 



protype precedens, 34, 35, 45, 66, no, 

 186-87, 248. 

 explanation of plate, 322. 



Stropheodonta rcctilateralis, 186. 

 rosieri, 34, 35, no, 248. 



explanation of plate, 322. 

 cf. varistriata, 61, no, 186, 322. 

 var. arata, 90. 

 Strophodonta ampla, 197. 



See also Strophomena (Strophodonta) 



ampla. 

 beckii, 1 1 1 . 

 leavenwortliana, iii. 

 lincklaeni, 184. 

 magnifica, igo. 

 magniventra, 184. 

 punctulifera, in. 

 Strophomena, 33, 83. 

 sp., 26, 27, 60, 89. 

 (Strophodonta) ampla, 197. 

 becki, 27, 192. 



blainvillii, t^t,, 82, 83, 192, 237. 

 euglypha, in. 

 galatea, 188. 

 inequiradiata, t,;},, 190. 

 irene, 192, 193. 

 lepis, 186. 

 magnifica, 237. 

 magniventra, 184. 

 patersoni precedens, 33. 

 perplana, 27, ^t^, 194. 

 punctulifera, 26, 31, t,t,, in, 195, 196. 

 rhomboidalis, 26, 27, 33, 38, 89, in. 

 tuUia, 191, 192. 

 woolworthana, 112, 199. 

 Strophonella ampla, 45, 67, 197-98, 248. 

 explanation of plate, 326. 

 var. equiplicata, 197. 

 (Amphistrophia) continens, 45, 66, 195- 

 97, 247. 

 explanation of plate, 332. 

 var. equalis, 45, 197, 247. 



explanation of plate, 332. 

 var. equiplicata, 45, 196, 247. 



explanation of plate, 332. 

 var. senilis, 45, 197, 247. 

 explanation of plate, 332. 



