LOCALITIES. 259 



324c [U. S. National Museum]. (For stratigraphic position and association, see p. 145.) Middle Cambrian: Shales 

 of Etage Id [Brogger] at Krekling, in Sandsvar, Norway (W. C. Brogger, 1877). 

 Micromitra (Iphidella) ornatella. 

 Acrothele coriacea. 



324(i.a (For stratigraphic position and association, see p. 145.) Middle Cambrian: At Windjuelandet, Ringsaker, 

 Province of Hedemarken, Norway. 

 Lingulella ferruginea. 



325 (references follow species). (For stratigraphic position and association, see p. 131.) Upper Cambrian : Arena- 



ceous shales, possibly from the horizon of the Peltura fauna (Division C3b), on McAdam shore. East Bay, 



east of Bras d'Or Lake, in southeastern Cape Breton, Nova Scotia. 

 *Obolus (Westonia) escasoni [Matthew, 1903, p. 208]. Ctenopyge pecten [Matthew, 1903, p. 230]. 



*Agnostus trisectus germanus [Matthew, 1903, p. 221]. Parabolina dawsoni [Matthew, 1903, p. 224]. 



*Agnostus trisectus ponepunctus [Matthew, 1903, p. 221]. Peltura scarabfeoides [Matthew, 1903, p. 230]. 

 *Sphserophthalmus fletcheri [Matthew, 1903, p. 228]. 



325a (references follow species). (For stratigraphic position and association, see p. 131.) Middle Cambrian: Shales 

 of Division C2c of Matthew's [1903, p. 49] Bretonian on the eastern slope of the valley of McNeil Brook, 

 on the road to Trout Brook, in the Mira River valley, eastern Cape Breton, Nova Scotia. 



♦Lingulella flumenis [Matthew, 1903, p. 190]. I *Acrotreta cf. socialis [Matthew, 1903, p. 184]=Acrotreta 



*Lingulella rotunda [Matthew, 1903, p. 199]. | sp. undt. 



325b [Matthew, 1903, desc. of PL XV]. (For stratigraphic position and association, see p. 131.) Upper Cambrian: 

 Sandy shales of Division C3a of Matthew, Escasonie shore. East Bay, east of Bras d'Or Lake, in southeastern 

 Cape Breton, Nova Scotia. 

 *Lingulella Isevis grandis. 



325c [U. S. National Museum]. (For stratigraphic position and association, see p. 132.) Middle Cambrian: Sand- 

 stone on the shore of Bras d'Or Lake, eastern Cape Breton, Nova Scotia. 

 Lingulella rotunda. 



326 [U. S. National Museum]. Lower Ordovician: Limestone pebbles on the beach on the northern shore of 



Marthas Vineyard, Mass. 

 Obolus (Westonia) rogersi. 

 Lingulella bella. 



326a [Grabau, 1900, p. 613]. Lower Ordovician: Limestone pebbles in a Carboniferous conglomerate north of 

 Fall River, Bristol County, Mass. 

 Obolus (Westonia) rogersi. I Obolus (Lingulobolus) spissus. 



Obolus (Lingulobolus) affinis. | Scolithus linearis Haldemann. 



326b [Grabau, 1900, p. 617]. Middle Cambrian: Braintree slate, below high tide, about 100 feet (30.5 m.) east 

 of the quarry at East Braintree, Abington quadrangle (U. S. G. S.), Norfolk County, Mass. 

 *Acrothele gamagei. 



326c [Boston Society Natural History; casts in U. S. National Museum]. Lower Cambrian: "Nahant limestone,"' 

 Pulpit Rock, Nahant, Essex County, Mass. 

 *Acrothele woodworthi. 



326d [Grabau, 1900, p. 610]. Lower Cambrian: "Station 2," near North Attleboro, Bristol County, Mass. 



Obolella atlantica. 



Obolella crassa. 



Scenella reticulata Billings. 



Platyceras primaevum Billings. 



Stenotheca abrupta (Shaler and Foerste). 



Stenotheca curvirostra (Shaler and Foerste). 



Hyolithes quadricostatus (Shaler and Foerste). 



Hyolithes americanus Billings. 



326e [Grabau, 1900, p. 610]. Lower Cambrian: Dark purplish siliceous shales on Pearl Street, North Weymouth, 

 Norfolk County, Mass. 



Orthotheca emmonsi (Ford). 



Aristozoe?. 



Olenellus walcotti (Shaler and Foerste). 



Microdiscus bellimarginatus (Shaler and Foerste). 



Microdiscus lobatus (Hall). 



Strenuella strenua (Billings). 



Ptychoparia? attleborensis (Shaler and Foerste), 



Obolella atlantica. 



Urotheca pervetus Matthew. 



Olenellus (Holmia) broggeri (Walcott)=Callavia crosbyi 



Walcott. 

 Olenellus sp. Burr=Callavia bmn-i Walcott. 

 Olenellus (Mesonacis) asaphoides Emmons?=Callavia 



crosbyi Walcott. 



Metadoxides magnificus? Matthew=Callavia crosbyi Wal- 

 cott. 

 Microdiscus ct. helena Walcott. 

 Strenuella strenua (Billings). 

 Trails. '"" 



a The authority tor the citation of this locality was mislaid and could not be traced in time for insertion in this volume. 



