IV INDEX 



Page 



Crinoidea 59, 1 80, 223 



Crustacea ' 125, 161, 208, 262 



Cryphaeus boothi '. 131, 162, PI. 39 



sp 218, 268, PI. 71 



Cyathophyllum 14, 15, 132 



halU 34. 49, 131, 132, PI. 1, Fig. 2 



rugosum 16 



Cyclonema crenulata 278 



Cyclotrypa commumis 17, 22, 23, 68, PI. 9 



magna-monticulata n. sp 22, 68, PI. 9 



Cypricardinia carassa 206 



dlstincta 167, 206, PI. 54 



planulata 173 



sublamellose 206 



Cyrtia umbonata .'. 108 



Cyrtina 99 



alpenensis 131, 148, PI. 35 



dalmani 167, 201, PI. 51, 52 



hamiltonensis 22, 34, 106, 108, 131, 149, PI. 19 



missouriensis 29, 34, 35, 42, 108, PI. 16, 19 



rostrata 173, 217, 247, PI. 65 



triquetra 38, 41, 43, 100, 108, PI. 19 



Cyrtoceras sp 42, 124, PI. 29 



Cystiphyllum 132 



Cystodictya gilberti 278 



mlneolaensis 22, 71, PI. 9 



cf. rigida • 214, 215, 228, PI. 60 



cf. Strictopora cf. rigida 228, PI. 60 



Dactylocrinus concavus 41, 67, PI. 7 



Dalhousie formation ' 175 



Dalhousie, N. B., section of Helderberg at : 169 



Dalmanella concinna 171 



eminens 172 



lenticularis 214, 215, 229, PI. 61 



oriskania 215, 220, 229, PI. 61 



perelegans 167, 183, PI. 44 



planoconvexa 167, 182, PI. 44 



quadrans 167, 183, PI. 44 



subcarinata 171, 230 



Dalmanites (odontocephalus) aegeria 268 



cf. aspinosus 218, 265, PI. 71 



cf. bisignatus 218, 265, PI. 71 



calypso 278 



carlwegi 167, 209, PI. 56 



(odontocephalus) coronatus 268 



(cryphaeus) cornis 268 



cf. griffoni 167, 209, PI. 55 



longicaudatus . , 209 



micrurus 173, 218, 266, PI. 71 



multiannulatus 267 



cf. pleuroptyx 173, 218, 266, PI. 71 



praenuntia . 218, 267, PI. 71 



(odontocephalus) selenurus 268 



slocomi 218, 266, PI. 71 



sp 131, 162, 167, 209, 218, 267, PI. 55, 71 



cf. stemmatus var. convergens 218, 267, PI. 7l 



Date of field work ix 



Decaturville chert 175 



Delthyris missouriensis Ib7, 199, PI. 51 



octocostatus 167, 199, PI. 51 



perlamellosus 199, PI. 50 



Dendropora 132 



Description of species 13, 16, 47, 132, 176, 221 



