893 



Rhyn. 



ber of plications in the mesial fold. The only species ap- 

 proaching it m that respect is E. (S.) venustula^ of the Hamil- 

 ton group, but they are so unlike in other respects that there 

 will be no difficulty in distinguishing them. Formation and 

 locality. Waverly group, near .Warren, Pa. JT. 



Ehynchonella missouriensis^ wrong name given to Randall's 

 Warren specimens 9,506, 9,507, 9,508, 9,509, corrected by G. B. 

 Simpson to Rhynchonella {Stenoschisma) medialis, 9,509; 

 and to Rhynchonella striata, 9,506, 9,507, 9,508. CarlPs 

 Report 14, p. 305 ) . VI I I- IX, 



Rhynchonella ? modesta, Conrad. Geology of Canada, 



211 1863, page 211, fig. 211, «, dorsal valve; 



6, ventral valve. Hudson river (Loraine) 



formation, II I h 



Rhynchonella (Stenoschisma) multistriata. Hall, 10th 



3: 



/^a//. Pat^N. y, Vq/.IIL IBS I 



Regent's Rpt. N. Y., 1857 ; Pal. N. Y. Vol. 3, p. 440, plate 102, 

 fig. 3, dorsal valve ; plate 106, fig. 3, imperfect dorsal valve of a 

 j'^ounger specimen; both from Oriskany outcrops in the Lower 

 Helderburg mountains of New York. In Huntingdon Co., 

 Orbisonia, (000,208) Spec. 702-11. Oriskany SS. VII 



Rhynchonella mutabilis, Hall. 10th report, 1857; Pal. 



N. Y. Vol 3, plate 45, 

 figs. 2 /*, ^. B. nolilis 

 H. D. Rogers, Geol. Pa., 

 1858, p. 825 note, fig. 

 645. Found by Clay- 

 R . "^^^^^^^45 pole in Perry Co., Pa. 



