243 



Colbrook felsites in the Mira valley 16 



C. terrane, slates more disturbed 65 



Complicated structure of Etcheminian 18 



Ctenichnites bisulcatus, described 239 



Ctenopyge pecten, occurs at Escasonie 229 



Development of Acrothyra, Acrotreta and Acrothele 84 



Differential uplift in Barachois basin 50 



Dugald brook, fossils of Lower Etcheminian 22 



Dugald brook fossils of Middle Etcheminian . 24 



D. section of Etcheminian on 22 



Dying marine animals, buried on ebb tide 61 



East bay, Peltura fauna on, fossils of 51 



Eoobolus, sub genus, description of 135 



Erosion of Upper Etcheminian, supposed 30 



Escasona (? ?) ingens, described 168 



E. new genus, described 167 



E. rutellum, described. 167 



Escasona (?) vetus, described 168 



Etcheminian and Coldbrook, fossiliferous zones of 71 



E. complicated structure at Young brook 18 



E. Division 3, assises of 25 



E. faunas, species of the two compared 178 



E. fossils of Upper Division 26 



E. regional name for oldest Cambrian in New Brunswick, &c 11 



E. sandstone at Spruce brook, East bay 46 



E. basal conglomerate of 17 



E. terrane on East Bengal road 36 



E. on West Bengal road 35 



E. on Boston road 37 



E. on Sydney and Louisburg road 38 



Eurypteroid crustacean (?) described . . 177 



Fletcher, Mr. Hugh, earlier survey of Cape Breton 6 



noticed fossils at Youngs point 18 



references to the Cambrian rocks 7 



Fossiliferous zones of the Etcheminian and Coldbrook 71 



Fossils in the Coldbrook terrane at Dugald brook . 16, 72 



Etcheminian at Dugald brook 22, 77 



Division 2 at Dugald brook 24, 79 



3 .. 25, 80 



1 at Boundary brook 29 



Assise E 3f, at Gillis brook 82 



Gillis brook, East bay, Johann^'an and Bretonian divisions 46 



Oillis brook on Indian brook, section of Cambrian 



Gregwa brook, section of Cambrian at 31 



Holasaphus fauna at Young point 



Holasaphus, genus described 174 



H. centropyge described 



H. compared with other species 173 



OO 



Hyolithes cf. tenuistriatus 



16 C. R. 



