458 CAMBRIAN BRACHIOPODA. 



(329e) In Weber Canyon, about 2.5 miles (4 km.) northeast of Peterson, Morgan County; (30p) about 125 feel 

 (38 m.) above the Cambrian quartzitic sandstones, on the north side of Ogden Canyon, about 1 mile (1.6 km.) above 

 its mouth, east of Ogden, Weber County; and (30a) shale on north side of Big Cottonwood Canyon, 1 mile (1.6 km.) 

 below Argenta, Wasatch Range, southeast of Salt Lake City, Salt Lake County; all in Utah. 



(32y) Shales about 175 feet (53.3 m.) above the Brigham quartzite [Walcott, 1908a, p. 8], in the Wasatch Moun- 

 tains 1 mile (1.6 km.) northwest of Geneva (Copenhagen), east of Brigham; (32p and 55e) Spence shale member of the 

 Ute limestone, about 100 feet (30.5 m.) above the Brigham quartzite [Walcott, 1908f, p. 197], in Wasatch Canyon, east 

 of Lakeview Ranch, 5 miles (8 km.) north of Brigham; and (329) green shales in a canyon about 7 miles {11.2 hm.) 

 north of Brigham (near the village of "Calls Fort" [Hague, 1877, p. 405]); all in Boxelder County, Utah. 



(31e and 54a) About 750 feet (228.6 m.) above the Brigham quartzite and 3,440 feet (1,048.5 m.) below the Upper 

 Cambrian, in the shales forming 2a of the Ute limestone [Walcott, 1908f, p. 196], in Blacksmith Fork Canyon, about 

 10 miles (16.1 km.) east of Hyrum; (32d) shales about 150 feet (45.7 m.) above the Brigham quartzite [Walcott, 1908a, 

 p. 8], on the east side of the south fork of Paradise Dry Canyon (locally known as East Fork), east of Paradise; and 

 (siz and 55t) about 350 feet (106.7 m.) above the Brigham quartzite, in the Ute limestone [Walcott, 1908a, p. 7], on 

 west side of road 0.5 mile (0.8 km.) above the forks. Paradise Dry Canyon, east of Paradise; all east of Cache Valley, 

 Cache County, Utah. 



(32o) Shale about 325 feet (99 m.) above the Cambrian quartzitic sandstones, 2 miles (3.2 km.) southeast of Muskrat 

 Spring, on the northwest face of Grantsville Peak, Stansbm-y Range ; (3d) concretionary limestone about 100 feet (30.5 m. ) 

 above the Cambrian quartzitic sandstones, at Ophir, Oquirrh Range; (329e) shales in East Canyon, above Ophir, 

 Oquirrh Range; (3c) shales about 75 feet (22.9 m.) above the Cambrian quartzitic sandstones, at Ophir, Oquirrh 

 Rano-e ; and (32h and 32z) shales in a canyon on the west side of the Simpson Range, 4 miles (6.4 km.) south of Simpson 

 Spring, about 20 miles (32.2 km.) west-southwest of Vernon; all in Tooele County, Utah. 



(30d) About 1,020 feet (310.9 m.) above the Lower Cambrian and 3,400 feet (1,036.3 m.) below the Upper Cambrian 

 in the limestone forming le of the Swasey formation [Walcott, 1908f, p. 182], at the head of Dome Canyon; and (31s) 

 490 feet (149.4 m.) above the Lower Cambrian and 3,925 feet (1,196.3 m.) below the Upper Cambrian in the pinkish 

 aroillaceous shale forming Id of the Howell formation [Walcott, 1908f, p. 182], south side of Dome Canyon about 1 

 mile (1.6 km.) below the divide; both about 3 miles (4.8 km.) west-southwest of Antelope Springs, House Range 

 [Walcott, 1908f, PL XIII], Millard County, Utah. 



(31) Shales on the dump of the Chisholm mine; (333b [Pack, 1906, p. 295]) shales on the dump of the Half-moon 

 mine; (333a [Pack, 1906, p. 295]) shales on the dump of the Himon mine; (333 [Pack, 1906, p. 295]) shales on the dump 

 of the Abe Lincoln mine; (7k) shales in the dumps of the Half-moon and Chisholm mines, southwest slope of Ely Moun- 

 tains; and (31u) shales on the west slope of the spur facing the main part of the Highland Range; all about 3 miles 

 (4.8 km.) northwest of Pioche, Lincoln County, Nevada. 



(90) Conasauga ("Coosa") shale, on Edwards farm, near Craigs Mountain, about 10 miles (16.1 km.) southeast of 

 Center, Cherokee County; and (141a) limestone 0.25 mile (0.4 km.) west of the hotel at Montevallo, Shelby County; both 

 in Alabama. 



(14a) Sandstone of the Rome formation along First Creek Gap, 4 miles (6.4 km.) north-northeast of Knoxville 

 [Keith, 1905, areal geology sheet], Knox County, Tennessee. 



Lower Cambrian: (4v) About 200 feet (61 m.) above the unconformable base of the Cambrian and 75 feet (22.9 m.) 

 above the top of the quartzitic sandstones in a shale which corresponds in stratigraphic position to shale No. 6 of the 

 Dearborn River section [Walcott, 1908f, p. 202], on Gordon Creek, 6 miles (9.6 km.) from South Pork of Flathead River, 

 Ovando quadrangle (U. S. Geol. Survey), Powell County, Montana. 



(33i) About 100 feet (30.5 m.) above the Prospect Mountain quartzite in the shales of the Pioche formation [Wal- 

 cott, 1908f, p. 171], 0.25 mile (0.4 km.) below the Maxfield mine, Big Cottonwood Canyon, west front of the Wasatch 

 Mountains, southeast of Salt Lake City, Salt Lake County, Utah. 



(30) Eight miles (12.8 km.) north of Bennetts Spring, on the west elope of the Highland Range, Lincoln County, 

 Nevada. 



Specimens that are somewhat doubtfully referred to Oholus (Westonia) ella occur at the 

 following localities: 



Middle Cambrian: (57y) About 1,900 feet (579 m.) above the Lower Cambrian and 3,050 feet (930 m.) below the 

 Upper Cambrian, in the siliceous shales forming 2a of the Stephen formation [Walcott, 1908f, p. 211], on Mount Bos- 

 worth, north of the Canadian Pacific Railway between Hector and Stephen, on the Continental Divide between British 

 Columbia and Alberta, Canada. 



(31d and 541) About 500 feet (152.4 m.) above the Brigham quartzite and 3,700 feet (1,127.8 m.) below the Upper 

 Cambrian, in the Spence shale member of the Ute limestone [Walcott, 1908f, p. 197], in Blacksmith Fork Canyon, 

 about 10 miles (16.1 km.) east of Hyrum, Cache County; (32n) shales about 725 feet (221 m.) above the Brigham quartzite 

 [Walcott, 1908a, p. 8], in the Wasatch Mountains, 1 mile (1.6 km.) northwest of Geneva (Copenhagen), east of Brigham, 

 Boxelder County; and (lis) shales just above Simpson Spring, about 20 miles (32.2 km.) west-southwest of Vernon, 

 on the stage road from Vernon to Fish Springs, Tooele County; all in Utah. 



