CAMBRIAN CORDILLERAN SECTIONS — WALCOTT 189 



Feet 



2. Sandy shales succeeded by coarse, thin, fine sandstone, with 



buff limestones at top 206 



Fauna (in limestone) : 



Micromitra (Paterina) prosfcctensis (Walcott) [1884, 

 p. 19]. 



Nisusia (Jai)iesella) aniii Walcott [1905, p. 252]. 



Scenella, sp. 



A gr aulas? 



Olenellus gilberti Meek [1874, p. 7]. 



3. Green calcareous shale, arenaceous at top 390 



Fauna: 



ArchcEOcyathiis ? 



Kutorgina cingulata (Billings) [1861, p. 8]. 



Kutorgina perugata Walcott [1905, p. 310]. 



Siphonotreta ? dubia, new species. 



Acrotreta claytoni Walcott [1902, p. 583]. 



Acrothele spurri ? Walcott [i9o8rf, p. 86]. 



Szvantonia weeksi Walcott [1905, p. 297]. 



Szvantonia ? sp. 



St'Cnoiheca of. elongata Walcott [1884, p. 23]. 



Stenotheca cf. rugosa (Hall) [1847, p. 306]. 



Saltcrella. 



Ptychoparia sp. 



Holmia rozvei, new species. 



Holmia ivecksi, new species. 



4. Massive blue mottled limestone 49 



5. Mainly green shales, some quartzitic shale, bands of limestone 



at top 580 



6. Green calcareous shale, with bands of limestone at top 564 



Fauna : 



Salterella sp. 



Holmia zveeksi, new species. 



Olenellus claytoni, new species. 



7. Andesite mass 750 



8. Massive blue mottled limestone 81 



9. Green calcareous shales 238 



TO. Mostly thin-bedded blue and gray shaly quartzites 904 



Ti. Siliceous limestones at base, then blue coral limestones ii349 



Hohiiia weeksi, new species. 

 Olenellus, sp. 



12. Massive quartzites, shaly in places 222 



Fauna : 

 Holmia rozvei, new species. 

 Holmia zveeksi, new species. 



13. Siliceous buff limestones 180 



Total 6,250 



Base imknown. 



