494 CAMBRIAN BRACHIOPODA. 



(15x) Limestones near the middle of the Fish Spring Range, near the line between Juab and Tooele counties; 

 and (15p) limestones near the north end of the Fish Spring Range, Tooele County; both in Utah. 



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

 the north side of Twomile Canyon, near its mouth, 2 miles (3.2 km.) southeast of Malade, Oneida County; (59f) lime- 

 stones immediately underlying the Spence shale member of the Ute limestone [Walcott, 1908a, p. 8], in a saddle north 

 of the creek which flows into Mill Canyon from the west, about 5 miles (8 km.) west-southwest of Liberty and 15 

 miles (24.2 km.) west of Montpelier, Bear Lake County; and (55c and 163) Spence shale member of the Ute limestone 

 [Walcott, 1908a, p. 8], about 50 feet (15.2 m.) above the Brigham quartzite and 2,755 feet (839.7 m.) below the Upper 

 Cambrian, in a ravine running up into Danish Flat from Mill Canyon, about 6 miles (9.6 km.) west-southwest of Lib- 

 erty and 15 miles (24.2 km.) west of Montpelier, Bear Lake County; all in Idaho. 



(55e) Spence shale member of the Ute limestone about 100 feet (30.5 m.) above the Brigham quartzite [Walcott, 

 1908f, p. 197], at the mouth of the first small canyon south of Wasatch Canyon, east of Lakeview ranch, 5 miles (8 km.) 

 north of Brigham, Boxelder County, Utah. 



(311 and 54;h) About 3,140 feet (957.1 m.) above the Brigham quartzite and 1,050 feet (320 m.) below the Upper 

 Cambrian in the limestones forming la of the Bloomington formation [Walcott, 1908f, p. 194]; 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]; both in Blacksmith Fork Canyon, about 10 miles (16.1 km.) east 

 of Hyrum, Cache County, Utah. 



(3021) Limestone in the Gallatin Range; and (302b) limestone near Crowfoot Ridge, Gallatin quadrangle (U. S. 

 Geol. Survey); both in Yellowstone National Park, Wyoming. 



(5f) Limestones interbedded in the Wolsey shale [Weed, 1900, p. 285], in Meagher County on the road to Wolsey, 

 about 4 miles (6.4 km.) south of the divide at the head of Sawmill Creek and 11 miles (17.7 km.) south of Neihart, 

 Little Belt Mountains quadrangle (U. S. Geol. Survey), Cascade County, Montana. 



(58 1) About 1,830 feet (557.8 m.) above the Lower Cambrian in the limestone forming 3b of the Stephen formation 

 [Walcott, 1908c, p. 238(7)], on the east side of Mount Stephen about 3,000 feet (914.4 m.) above the Canadian Pacific 

 Railway track, 3.5 miles (5.6 km.) east of Field, British Columbia. 



(88a) Limestone about 100 feet (30.5 m.) above the quartzitic sandstone at the base of the Cambrian, in the north- 

 ern suburbs of Deadwood, in the Black Hills, South Dakota. 



(9) Limestone on southeastern slope of ridge 1 mile (1.6 km.) north of the northwest corner of Harlans Knob, 

 about 4 miles (6.4 km.) northeast of Rogersville [Keith, 1905, areal geology sheet]; (9a) same horizon as locality No. 9 

 in limestone on the south shore of Holston River at Melinda Ferry, 5 miles (8 km.) southwest of Rogersville [Keith, 

 1896a, areal geology sheet]; (101a and 101b) Rogersville shale near the schoolhouse, 3.5 miles (5.6 km.) southwest of 

 Rogersville, on the road to Melinda Ferry; (103b) third limestone south of the ridge of sandstone in the Rome formation 

 ("Town Knobs"), on the road from Rogersville to Dodson Ford, near the line between the Morristown and Greeneville 

 quadrangles (U. S. Geol. Survey) ; and (121) Rogersville shale, road just east of Harlan Knob, 4 miles (6.4 km.) northeast 

 of Rogersville [Keith, 1905, areal geology sheet]; all in Hawkins County, Tennessee. 



(117) Shales on the road north from Greeneville, Greene County, Tennessee. 



(369g) Shales at Bonneterre, St. Francois County, Missouri. 



(90b) Conasauga limestone, in cut on the Louisville and Nashville Railroad, near Woodstock, Bibb County; 

 (16) Conasauga ("Coosa") limestone, Blountsville Valley, Blount County; and (139) limestone on Hokes Bluff road, 

 north of the chert outcrop, 5 miles (8 km.) east of Gadsden, Etowah County; all in Alabama. 



Specimens somewhat doubtfully referred to this species occur at the following locality: 



Middle Cambrian : (107a) Shale in railroad cut in Bull Run, northwest of Copper Ridge [Keith, 1896b, areal geology 

 sheet], 11 miles (17.7 km.) northwest of Knoxville, Knox County, Tennessee. 



LiNGULELLA DUBIA (Walcott). 



Plate XXIV, figures 4, 4a. 



Lingulella ella Walcott (in part) [not Hall and Whitfield], 1886, Bull. U. S. Geol. Survey No. 30, pp. 97-98, PI. 

 VIII, figs. 4b and 4c (not PL VII, fig. 2, or PL VIII, figs. 4, 4a, 4d, and 4e). (Original description. Hall and 

 Whitfield, 1887, p. 232, copied and species described and discussed. The specimens represented by figs. 4b 

 and 4c are redrawn in this monograph, PL XXIV, figs, 4 and 4a, respectively. The specimens represented by 

 PL VII, fig. 2, and PL VIII, figs. 4, 4a, 4d, and 4e, are referred in this monograph to OholiLS {Westonia) ella.) 



Lingulella ella Walcott (in part) [not Hall and Whitfield], 1891, Tenth Ann. Rept. U. S. Geol. Survey, p. 607, PL 

 LXVII, figs. 2c-d (not figs. 2, 2a-b). (Mentioned. Figs 2c and 2d are copied from Walcott, 1886b, PL VIII, 

 figs. 4c and 4b, respectively. The specimens represented by figs. 2c and 2d are redrawn in this monograph, PL 

 XXIV, figs. 4 and 4a, respectively. The specimens represented by figs. 2, 2a-b, and 2e are referred in this 

 monograph to Obolus (Westonia) ella.) 



Lingulella efla Hall and Clarke (in part) [not Hall and Whitfield], 1892, Nat. Hist. New York, Paleontology, vol. 

 8, pt. 1, p. 58, fig. 20 (not figs. 19 and 21). (Mentioned in the text. Fig. 20 is copied from Walcott, 1891a, PL 

 LXVII, fig. 2c. The specimens represented by figs. 19 and 21 are referred in this monograph to Obolus ( Westonia) 

 ella.) 



