901 



Rhyn. 



a height of about 35 mm.; width just below the middle equal 

 to the height, This species may be distinguished from any 

 other of this formation by its large size, deep sinus and radiat 

 ing striations. This species closely resembles Ehynchonella 

 missouriensis of the Kinderhook group, but the shell is larger^ 

 the apex more pointed, giving an angular appearance to the 

 upper portion of the shell, and the greatest width is below the 

 middle. Four miles southwest of Warren, Warren county. Pa, 

 Waverly group, X, 

 Rhynchonella stricklandi. Hall. Fig. from CoUett's In- 



diana Eeport of 1881, p. 308, plate 26, figs 34-40. — In Penn- 

 sylvania, Mifflin Co., McKeesville. Spec. 501-14 (two specs, of 

 a large form, with strong plications, resembling closely the 

 typical Niagara form)^ collected by Hale and Hall, from the 

 shales overlying the Clinton fossil ore hed. Spec. 504-14 (000, 

 p. 197) Orbisonia fossil ore. Spec. 505-1, -14-16, -32 (perhaps 

 a new species),, 505-33 (fragment), -38, -39, McKee's fossil ore 

 bank, shale over ore bed. Spec. 507-4, Matilda furnance, Clin- 

 ton lime shale, V a, 

 Rhynchonella subeuneata. (Hall. Trans. Alb. Inst. Vol. 



•4, 1856; Iowa Rt. 1858, plate 23; 



^^ Whitfield, Bull. 3, A. M. N. H. pi. 6, 



figs. 47 to 49.) Colletfs Indiana Rt., 



182, p. 333, pi. 29, figs. 47, 48, 49. 



Spurgen Hill, Subcarh, XI. 



