LOCALITIES. 203 



64g. (For stratigraphic position and association, see p. 149.) Upper Cambrian: Just above the Middle Cambrian, 

 near the base of the bedded light-gray sandstone forming 4 of the St. Charles limestone [Walcott, 1908f, 

 p. 193], in Blacksmith Fork Canyon, about 10 miles (16.1 km.) east of Hyrum, Cache County, Utah (C. D. 

 Walcott and L. D. Burling, 1906). 

 Lingulella (Lingulepis) acuminata. 



541i(=311). (For stratigraphic position and association, see p. 149.) (L. D. Burling and Stuart Walcott, 1906.) 



Protospongia. 

 Obolus mcconnelli pelias. 

 Obolus (Westonia) wasatchensis. 

 Lingulella desiderata. 



Hyolithes. 

 Agnostus. 

 Ptychoparia. 



54i(=31k). (For stratigraphic position and association, seep. 150.) Middle Cambrian : About 2,950 feet (899.2 m.) 

 above the Brigham quartzite and 1,225 feet (373.4 m.) below the Upper Cambrian, in the limestone forming le 

 of the Bloomington formation [Walcott, 1908f, p. 194], in Blacksmith Fork Canyon, about 10 miles (16.1 km.) 

 east of Hyrum, Cache County, Utah (L. D. Burling, 1905). 



Micromitra cf. sculptilis. I Agraulos. 



Hyohthes. | Ptychoparia. 



54]. (For stratigraphic position and association, seep. 148.) Upper Cambrian : About 700 feet (213.4m.) above the 

 Middle Cambrian and 525 feet (160 m.) below the top of the Upper Cambrian, in the arenaceous limestones 

 forming 2c of the St. Charles limestone [Walcott, 1908f, p. 192], in Blacksmith Fork Canyon, about 10 miles 

 (16.1 km.) east of Hyrum, Cache County, Utah (C. D. Walcott, Stuart Walcott, and L. D. Burling, 1906). 



Obolus (Westonia) iphis. 



Lingulella desiderata. 



54k. (For stratigraphic position and association, see p. 150.) Middle Cambrian : About 2, 100 feet (640 m. ) above the 

 Lower Cambrian and 2,100 feet (640 m.) below the Upper Cambrian, in the shales forming 2d of the Bloom- 

 ington formation [Walcott, 1908f, p. 195], in Blacksmith Fork Canyon, about 10 miles (16.1 km.) east of 

 Hyrum, Cache County, Utah (C. D. Walcott and L. D. Burling, 1906). 



Obolus (Westonia) wasatchensis. 



Agraulos. 



Ptychoparia. 



541 (=31d). (For stratigraphic position and association, see p. 152.) (C. D. Walcott, 1906.) 



Micromitra (Iphidella) pannula. 

 Obolus (Westonia) ella?. 

 Lingulella desiderata. 

 Hyolithes. 



Orthotheca major Walcott. 



Leperditia. 



Ptychoparia. 



Bathyiiriscus productus (Hall and ^Tiitfield). 



54m(=31f). (For stratigraphic position and association, seep. 150.) Middle Cambrian: About 1,225 feet (373.4 m.) 

 above the Brigham quartzite and 2,950 feet (899.2 m.) below the Upper Cambrian, in the upper part of the 

 limestone forming la of the Ute limestone [Walcott, 1908f, p. 195], in Blacksmith Fork Canyon, about 10 

 miles (16.1 km.) east of Hyrum, Cache County, Utah (C. D. Walcott and L. D. Burling, 1906). 



*Micromitra (Paterina) labradorica utahensis. 



BilHngsella sp. 



Hyohthes. 



Ptychoparia subcoronata (Hall and 'WTiitfield). 

 Dorypyge? quadriceps (Hall and Whitfield). 



54n. (For stratigraphic position and association, seep. 151.) Middle Cambrian : About 550 feet (167.6 m.) above the 

 Brigham quartzite and 3,640 feet (1,109.5 m.) below the Upper Cambrian, in the limestone forming 2e of the 

 Ute limestone [Walcott, 1908f, p. 197], in Blacksmith Fork Canyon, about 10 miles (16.1 km.) east of Hyrum, 

 Cache County, Utah (C. D. Walcott, 1906). 



*Micromitra (Paterina) stuarti. 

 Micromitra (Paterina) superba. 

 Hyolithes. 



Dorypyge (fragment). 

 Ptychoparia. 



54o (=31c). (For stratigraphic position and association, see p. 151.) (C. D. Walcott and L. D. Burling, 1906.' 



Micromitra (Paterina) labradorica utahensis. 

 Billingsella coloradoensis. 

 *Eoorthis zeno. 

 Syntrophia cambria. 



Hyolithes. 



Scenella. 



Ptychoparia subcoronata (Hall and Whitfield.) 



Dorypyge? quadriceps (Hall and Whitfield.) 



54p. (For stratigraphic position and association, see p. 151.) Middle Cambrian: About 525 feet (160 m.) above 

 the Brigham quartzite and 3,665 feet (1,127.1 m.) below the ITpper Cambrian, in the shales forming 2f of 

 the Ute limestone [Walcott, 1908f, p. 197], in Blacksmith Fork Canyon, about 10 miles (16.1 km.) east of 

 Hyrum, Cache County, Utah (C. D. Walcott and L. D. Burling, 1906). 



Micromitra (Paterina) superba. 



Obolus mcconnelli. 



Ptychoparia sp. undt. 



