LOCALITIES. 245 



311s nViman, 1902, p. 57]. (For stratigraphic position and association, see p. 146.) Middle? Cambrian: Drift 

 bowlder of gray quartzitic sandstone at Skarpnato, Aland Island, Finland, Russia. 

 Mickwitzia formosa. 

 Stenotheca ep. 



311t [Wiman, 1902, p. 57]. (For stratigraphic. position and association, seep. 146.) Middle? Cambrian: Drift 

 bowlder of mottled calcareous sandstone at Ofverby, parish of Jomala, Aland Island, Finland, Russia. 

 Obolus (Westonia) balticus. I Lingula or Lingulella. 



Obelus (Westonia) wimani. | Ellipsocephalus latus. 



Sllu [Wiman, 1902, p. 57]. (For stratigraphic position and association, see p. 146.) Middle? Cambrian: Drift 

 bowlder of blue calcareous sandstone at Soderarm lighthouse, near Norrtelje, Province of Stockholm, 

 Sweden. 

 Mickwitzia monilifera. 



311v [W^iman, 1902, p. 68]. (For stratigraphic position and association, seep. 145.) Upper Cambrian: Drift 

 bowlder of Obolus sandstone, Ersholmen Island, parish of Borstil, southeast of Oregrund, Province of 

 Stockholm, Sweden. 

 Obolus apollinis. i 



311w [Wiman, 1902, p. 68]. (For stratigraphic position and association, see p. 145.) Upper Cambrian: Drift 

 bowlder of Obolus sandstone at Mariehamn, Aland Island, Finland, Russia. 

 Obolus apollinis. 

 Orthis sp. 



311x [U. S. National Museum]. (For stratigraphic position and association, see p. 146.) Middle Cambrian: Com- 

 pact, fine-grained, quartzitic sandstone at Saltvik, Aland Island, Finland, Russia (Schmalensee, 1901). 

 *Obolus (Westonia) finlandensis. 

 Elipsocephalus (Liostracus) muticus Angelin. 



311y [Wiman, 1902, p. 57]. (For stratigraphic position and association, see p. 146.) Middle? Cambrian: Drift 

 bowlder of rusty sandstone at Yttemas, Slemmem, Aland Island, Finland, Russia. 

 *Obolus (Westonia) alandensis. I Bradorona nitida. 



Lingula or Lingulella. | Trilobite (not Olenellus). 



312 [U. S. National Museum]. (For stratigraphic position and association, see p. 138.) Lower Cambrian: Sand- 



stones of 3d of the Waucoba Springs section [Walcott, 1908f, p. 187], east of Saline Valley road, east of 



Waucoba Springs, Inyo County, Cal. 

 Trematobolus excelsis. 

 Cruziana. 

 Holmia rowei. 



312a [U. S. National Museum]. (For stratigraphic position and association, see p. 138.) Lower Cambrian: Sand- 

 stones of 3b of the Waucoba Springs section [Walcott, 1908f, p. 187], east of the Saline Valley road, east 

 of Waucoba Springs, Inyo County, Cal. 



Obolella vermilionensis. 



Trematobolus excelsis. 



313 [U. S. National Museum]. (For stratigraphic position and association, see p. 139.) Upper Cambrian: Lime- 



stone 0.75 mile (1.2 km.) east-northeast of McGill post office, White Pine County, Nev. 

 Micromitra (Paterina) crenistria. • I Lingulella isse. 



Lingulella desiderata. | Acrotreta idahoensis. 



313a [U. S. National Museum]. (Compare 313d and 313f .) (For stratigraphic position and association, see p. 140.) 

 Middle Cambrian: Limestone at Schellbourne, Schell Creek Range, White Pine County, Nev. 

 Lingulella arguta?. 



313b [U. S. National Museum]. (For stratigraphic position and association, see p. 139.) Middle Cambrian: Lime- 

 stone 3 miles (4.8 km.) north-northeast of Schellbourne, Schell Creek Range, White Pine Coimty, Nev. 

 Micromitra (Paterina) crenistria. 

 Lingulella desiderata. 

 Acrotreta idahoensis alta. 



3130 [U. S. National Museum]. (For stratigraphic position and association, see p. 139.) Middle? Cambrian: 

 Limestone 12 miles (19.3 km.) west-southwest of Alpha Station, Eureka County, Nev. 

 Lingulella acutangula. 

 Lingulella desiderata. 



