186 CAMBRIAN BRACHIOPODA. 



14v. (For stratigraphic position and association, see p. 156.) Middle Cambrian: Shales of unknown stratigraphic 

 horizon collected 1 mile (1.6 km.) south of Rainbow Valley, House Range [see Walcott, lS08f, PI. XIII], 

 Millard County, Utah. 

 Obolus mcconnelli. 



14x. Middle Cambrian: About 400 feet (122 m.) above the bottom of Tombstone Gulch, in the Abrigo limestone 

 [Ransome, 1904, p. 3], in the northwest suburb of Bisbee [see Ransome, 1904, areal geology sheet], Cochise 

 County, Ariz. (F. L. Ransome, 1903). 



Obolus tetonensis. 



Billingsella??. 



15b. (For stratigraphic position and association, see p. 156.) Middle Cambrian: About 1,700 feet (518.2 m.) above 

 the Lower Cambrian -and 2,700 feet (823 m.) below the Upper Cambrian, in the shaly limestones and calcareous 

 shales of the Wheeler formation [Walcott, 1908f, p. 181], near Swasey Spring, House Range [Walcott, 1908f, 

 PL XIII], Millard County, Utah (G. K. Gilbert, 1903). 

 Acrothele subsidua. 



15c. (For stratigraphic position and association, see p. 156.) Middle Cambrian: Marjum limestone [Walcott, 

 1908a, p. 10], near Swasey Spring, House Range [Walcott, 1908f, PL XIII], Millard County, Utah (G. K. 

 Gilbert, 1901), 



Nisusia (Jamesella) nautes?. 



Anomocare sp. 



15d (same horizon as 33d). (For stratigraphic position and association, see p. 154.) Upper Cambrian: Thin- 

 bedded blue limestone near Cave Spring, on the east side of the Fish Spring Range, about 4 miles (6.4 km.) 

 south of the J. J. Thomas ranch, Juab County, Utah (G. K. Gilbert, 1901). 



Lingulella desiderata. 

 *Lingulella isse. 

 Lingulella manticula. 



Acrotreta idahoensis. 

 Acrotreta idahoensis alta. 



15p. (For stratigraphic position and association, see p. 155.) Middle Cambrian: Limestones near the north end 

 of the Fish Spring Range, Tooele County, Utah (G. K. Gilbert, 1901). 

 Obolus mcconnelli pelias. 

 Lingulella desiderata. 



15r. Middle Cambrian: Dark argillaceous shale at Khussak, Salt Range, India (F. Noetling, 1902). 

 *Lingulella fuchsi. | *Botsfordia granulata. 



*Lingulella wanniecki. | Redlichia noetlingi Cossman. 



15x. (For stratigraphic position and association, see p. 155.) Middle Cambrian: Limestones near the middle of 

 the Fish Spring Range, near the line between Juab and Tooele counties, Utah (G. K. Gilbert, 1901). 

 Obolus mcconnelli pelias. 

 Lingulella desiderata. 



16. (For stratigraphic position and association, seep. 147.) Middle Cambrian: Limestones in Conasauga(" Coosa") 

 limestone, Blountsville Valley, Blount County, Ala. 

 Lingulella desiderata. 

 *Lingulella nanno. 

 Dicellomus appalachia. 



16f (see 47d-f). Lower Cambrian: Sandstone at the mouth of Little Antietam Creek, near Eakles Mills, Wash- 

 ington County, Md. (John Widgeon, 1903). 

 Obolella minor. 

 Syntrophia sp. undt. 



16h (see 334h). (For stratigraphic position and association, see p. 145.) Middle Cambrian: Limestones of Para- 

 doxides forchhammeri zone at Borregaard, Bornholm Island, Denmark (K. A. Gronwall, 1903). 



*Micromitra pusilla. 

 Micromitra (Iphidella) ornatella. 

 Obolus schmalenseei. 

 Lingulella ferruginea. 

 Acrothele coriacea. 



Acrothele intermedia. 

 Acrotreta sagittalis. 

 Acrotreta schmalenseei. 

 Anomocare Iseve Angelin. 



16i. (For stratigraphic position and association, see p. 146.) Middle Cambrian: Limestones of " Conocoryphe 

 exsulans" zone at Borregaard, Bornholm Island, Denmark (K. A. Gronwall, 1903). 

 Obolus schmalenseei. I Acrotreta sagittalis. 



Lingulella?. | Liocephalus impressa Linnarsson. 



