BILLINGSELLID^. 753 



Gallatin Valley, Gallatin quadrangle (U. S. Geol. Survey), Yellowstone National Park; and (302h) limestone on the 

 divide between Panther Creek and West Gallatin (Gallatin) River, Gallatin quadrangle (U. S. Geol. Survey), Yel- 

 lowstone National Park: all in Wyoming. 



(4y, 5a, 5c, and 54t) Limestones about 250 feet (76 m.) above the Middle Cambrian; (64x) limestone about 200 

 feet (61 m.) above the Middle Cambrian; and (54u) limestone about 100 feet (30.5 m.) above the Middle Cambrian; 

 all in the St. Charles formation [Walcott, 1908a, p. 6], on the north side of Twomile Canyon, near its mouth, 2 miles 

 (3.2 km.) southeast of Malade, Oneida County, Idaho. 



(56g) Limestones of the St. Charles formation [Walcott, 1908a, p. 6], in the valley of the stream which flows into 

 Mill Canyon from the west, about 6 miles (9.6 km.) west-southwest of Liberty, and 15 miles (24.2 km.) west of 

 Montpelier, Bear Lake County, Idaho. 



(54e) About 200 feet (61 m.) above the Middle Cambrian and 1,025 feet (312.4 m.) below the top of the Upper 

 Cambrian, in limestones forming 3 of the St. Charles formation [Walcott, 1908f, p. 193]; (31m and 55h) about 175 feet 

 (53.3 m.) above the Middle Cambrian and 1,050 feet (320 m.) below the top of the Upper Cambj-ian, near the base of 

 the limestones forming 3 of the St. Charles formation [Walcott, 1908f, p. 192]; and (54f) 150 feet (45.7 m.) above the 

 Middle Cambrian and 1,075 feet (327.7 m.) below the top of the Upper Cambrian in the light-gray sandstone forming 

 4 of the St. Charles formation [Walcott, 1908f, p. 193]; all in Blacksmith Fork Canyon, about 10 miles (16.1 km.) east 

 of Hyrum, Cache County, Utah. 



(141)) Limestone on Cold Creek at north end of gorge opposite the north end of Sponge Mountain, 2 miles (3.2 

 km.) south of the San Saba County line, in Llano County; (14g) limestone 1 mile (1.6 km.) west of Cherokee, San 

 Saba County; (68 and 68e) interbedded sandstone and limestone, Packsaddle Mountain, Llano County; (69) lime- 

 stone near Honey Creek, Burnet County; (70, 70a, and 70e) limestones near Morgans Creek, Burnet County; (353a 

 [Shumard, 1S60, p. 627]) sandstones near the head of Morgans Creek, Burnet County; and (71) limestone in Cold Creek 

 Canyon, Burnet County; all in Texas. 



(369e) Sandstone on Big River, Iron County; (369d) upper portion of the Elvins formation, 2.5 to 3 miles (4 to 

 4.8 km.) north of Caledonia, Washington County; (11 1) arenaceous limestone of the Elvins formation, 50 feet (15.2 m.) 

 above the "Edgewise beds," St. Francois County; and (lid) arenaceous limestone about 2 miles (8.2 km.) north of 

 Montana, in sec. 22, T. 35 N., R. 1 E., Iron County; all in Missom-i. 



"St. Croix sandstone" at the following localities: (78) Quarry near St. Croix River in suburbs of Osceola, Polk 

 County; (79) bluff near Hudson, St. Croix County; (79a) ciuarry and ledge 0.5 mile (0.8 km.) southeast of the 

 county courthouse, Menomonie, Dunn County; (100) near Menomonie, Dunn County; (80a) 4 miles (6.4 km.) north 

 of Reedsburg, Sauk County; (B3') uppermost horizon near Trempealeau, Trempealeau County; (97a) near Winfield 

 Jefferson County; (328c) at Alma, Buffalo County; and (328d [Whitfield, 1S82, p, 171]>at Berlin, Green Lake County; 

 all in Wisconsin. 



(83^) Green-sand horizon in the "St. Croix sandstone" below the "fifth trilobite bed" of Owen, at Trempealeau, 

 Trempealeau County, Wisconsin. 



"St. Croix sandstone " at the following localities: (84a) River Junction, Houston County, 20miles(32.2km.)below 

 Dresbach; {9Tb) below the green-sand bed and about 25 feet above St. Croix River, at Franconia, Chisago County 

 (86a) near Red Wing, Goodhue County; (97 and S97x) at Reads Landing, foot of Lake Pepin, Wabasha County; (131) 

 in a cut on the Chicago, Milwaukee and St. Paul Railway, 4 miles (6.4 km.) southeast of Lake City, Wabasha County 

 (339f) near Minneiska (Miniska), on Mississippi River near the line between Wabasha and Winona counties; (339h 

 [Hall, 1863, p. 135]) near the mouth of Minneiska (Miniska) River, near the line between Wabasha and Winona 

 counties; (98a) at Marine Mills, on St. Croix River, Washington County; and (339g) just below the Dicellocephalus 

 minnesotensis beds, near Winona, Winona County; all in Jlinnesota. 



Upper? Cambrian: (306) Sandy limestone on Gravel River, on the eastern slope of the Rocky Mountains, in the 

 Mackenzie Basin, British Columbia. 



Middle Cambrian: (Sk) Limestone in Meagher County on the road to Wolsey, about 1 mile (1.6 km.) south of the 

 divide at the head of Sawmill Creek, and 8 miles (12.8 km.) south of Neihart, Little Belt Mountains quadranole 

 (U. S. Geol. Survey)^ Cascade County; (302w) limestone at Madison Mountain; and (159) limestones north of West 

 Gallatin (Gallatin) River, Gallatin County; all in Montana. 



(4e) Limestones about 950 feet (289.6 m.) above the unconformable base of the Cambrian in the divide at the 

 head of Jackson Creek (locally known as Sheep Creek), a creek flowing into Jackson Lake about 0.5 mile (0.8 km.) 

 south of its northwestern corner, Teton Mountains, Grand Teton quadrangle (U. S. Geol. Survey), Uinta County, 

 Wyoming. 



(5b and 54s) Dark blue-gray Langston limestone [Walcott, 1908f, p. 198], just above the Cambrian quartzitic 

 sandstones, north side of Twomile Canyon, near its mouth, 2 miles (3.2 km.) southeast of Malade, Oneida County, 

 Idaho. 



(54o) About 900 feet (274.3 m.) above the Brigham quartzite and 3,300 feet (1,005.8 m.) below the Upper Cam- 

 brian, in the limestone forming lb of the Ute limestone [Walcott, 1908f, p. 196], in Blacksmith Fork Canyon, about 

 10 miles (16.1 km.) east of Hyrum, Cache County, Utah. 



(lie) Thin-bedded limestones south-southwest of Potosi, Washington County, Missouri. 



(2s) Limestone in upper part of Paradoxides zone, Hastings Cove [Matthew, 1898b, p. 38], on Kennebecasis Bay, 

 0.5 mile (0.8 km.) northeast of Torryburn on the Intercolonial Railway northeast of St. John, St. John County, New 

 Brunswick. 



62667"— VOL 5L vr 1—12 48 



