338 ASSINNIB01NE AND SASKATCHEWAN EXPEDITION. 



Locality and 'position. — Little Souris Eiver, from an 

 equivalent to No. 4 of the Nebraska section.] 



Scaphites Nodosus ["?] Var. 



Scaphites Nodosus. — Side view. 



[Scaphites nodosus [?] — Owen, 1852. Eept. Iowa, 

 Wisconsin, and Minnesota. 



Locality. — South Branch of the Saskatchewan, from 

 an equivalent of Formation No. 4 of Nebraska Section.] 



Ammonites. — Sp. undt. (fragments). 

 [Locality and position. — Two Creeks, Eq. No. 4 of the 

 Nebraska Cretaceous series.] 



Natica Obliquata. 

 \_Natica obliquata. — Hall and Meek, Mem. Acad. Arts 

 and Sci., Boston, vol. v. N. s. p. 384, pi. hi. fig. 1. 



Locality and position. — Two Creeks, on the Assinni- 



