238 



CAMBEIAN BKACHIOPODA. 



307 (references follow species). (For stratigraphic position and association, see p. 131.) Upper Cambrian: Shales 

 of Division C3c of Matthew on McLeod Brook (=Barachois Eiver), Cape Breton, Nova Scotia. 



Obolus refulgens [Matthew, 1903, p. 213], 

 *Lingulella concinna [Matthew, 1903, p. 204]. 

 Leptobolus gemmulus [Matthew, 1903, p. 192]=LinguleIla 

 ferruginea. 



Leptobolus cf. linguloides [Matthew, 1903, p. 193]= 



lella ferruginea. 

 Linnarssonia cf. belti [Matthew, 1903, p. 210]. 

 *Acrotreta bisecta [Matthew, 1903, p. 187]. 

 *Schizambon priscus [Matthew, 1903, p. 188]. 



307a (references follow species). (For stratigraphic position and association, see p. 131.) Upper Cambrian: Shales 

 of Division C3c2 of Matthew [1903, p. 240], on McLeod Brook (=Barachois River), near Boisdale, eastern 

 Cape Breton, Nova Scotia-. 



*Bellerophon insulse [Matthew, 1903, p. 217]. 



*Bellerophon semisculptus [Matthew, 1903, p. 219]. 



*Parabolinella? cf. limitis [Matthew, 1903, p. 226]. 



*Parabolinella? quadi-ata [Matthew, 1903, p. 226]. 



*Triarthrus belli [Matthew, 1903, p. 231]. 



*Angelina? sp. [Matthew, 1903, p. 232]. 



*Asaphellus homfrayi var. [Matthew, 1903, p. 235]. 



*Asaphellus? planus [Matthew, 1903, p. 238]. 



*Lingulella cf. davisi [Matthew, 1903, p. 203]. 



*Lingulella cf. lepis [Matthew, 1903, p. 240]. 



Lingulella cf. linguloides [Matthew, 1903, p. 240]=Lingu 



lella ferruginea. 

 Acrotreta sipo [Matthew, 1903, p. 186]= Aero treta bisecta. 

 *Urotheca sp. [Matthew, 1903, p. 183]. 

 *Modiolopsis? cf. solvensis [Matthew, 1903, p. 217]. 

 *Bellerophon bretonensis [Matthew, 1903, p. 218]. 



307b [U. S. National Museum]. (For stratigraphic position and association, see p. 131.) Middle Cambrian: Sand- 

 stone on McPhees Brook, Cape Breton, Nova Scotia. 

 Lingulella radula. 



307c [Matthew, 1903, p. 205]. (For stratigraphic position and association, see p. 131.) Middle Cambrian: Sand- 

 stones probably belonging with Division C2c of Matthew, on Mira River, eastern Cape Breton, Nova 

 Scotia. 

 Lingulella radula. 



307d (references follow species). (For stratigraphic position and association, see p. 134.) Middle Cambrian: 

 Sandy limestone of Division E2a? of Matthew's Etcheminian on Young (McPees) Point '[Matthew, 

 1903, p. 19], near George River station. Cape Breton, Nova Scotia. 



*Obolus sequiputeis [Matthew, 1903, p. 140]=Obolus sel- 



wyni. 

 *Obolus selwyni [Matthew, 1903, p. 123]. 

 *Luigulella atava insulee [Matthew, 1903, p. 110]. 

 Obolus discus [Matthew, 1903, p. 79]=LLQgulella triparilis. 

 *Liiigulella (Lingulepis) roberti [Matthew, 1903, p. 132]. 



Acrotreta sp. [Matthew, 1903, p. 96]. 

 *Billingsella retroflexa [Matthew, 1903, p. 149]. 

 *Hyolithes cf. tenuistriatus [Matthew, 1903, p. 83]. 

 *Paradoxidoid trilobite [Matthew, 1903, p. 176]. 

 *Holasaphus centropyge [Matthew, 1903, p. 176]. 

 *Eurypterid (?) crustacean [Matthew, 1903, p. 79]. 



307e [Matthew, 1903, p. 216]. (For stratigraphic position and association, see p. 131.) Upper Cambrian; Lime- 

 stone in Division C3b? (possibly C3c) on Gillis Brook, eastern Cape Breton, Nova Scotia. 

 Orusia lenticularis. 



307f [Matthew, 1903, p. 198]. (For stratigraphic position and association, see p. 132.) Middle Cambrian: Shales 

 of Division C2a on McLean Brook, Mira River, Cape Breton, Nova Scotia. 

 Lingulella (Lingulepis) exigua. 



307g (references follow species). (For stratigraphic position and association, seep. 132.) Middle Cambrian: Shales 

 of Division C2b on McLean Brook, above Marion Bridge, Mira River, Cape Breton, Nova Scotia. 

 Lingulepis stan-i var. [Matthew, 1903, p. 195]=Lingulella (Lingulepis) exigua. 

 Lingulepis starri exigua [Matthew, 1903, p. 198]= Lingulella (Lingulepis) exigua. 

 Beyrichia triceps [Matthew, 1903, p. 220]. 



307h [Matthew, 1903, p. 216]. (For stratigraphic position and association, see p. 131.) Upper Cambrian: In Divi- 

 sion C3b? (possibly C3c) on McLeod Brook ( = Barachois River), eastern Cape Breton, Nova Scotia. 

 Orusia lenticularis. 



307i (references follow species). (For stratigraphic position and association, see p. 131.) Upper Cambrian: In 

 Division C3b of Matthew's section on McNeil Brook, east of Mira River, eastern Cape Breton, Nova Scotia. 



Orusia lenticularis [Matthew, 1903, p. 216]. 

 *Agnostus acadicus cf. declivis [Matthew, 1903, p. 223]. 

 Agnostus trisectus? [jMatthew, 1903, p. 223]. 



Sphserophthalmus alatus [Matthew, 1903, p. 229]. 

 Peltura scarabeeoides [Matthew, 1903, p. 223]. 

 Ctenopyge lobata? [Matthew, 1903, p. 223]. 



