91 Beyk 



Beyrichia punctulifera. See Appendix, This Hamilton 

 New York shell has been found by Claypole in Perry county, 

 Pa. ; by White in Columbia county, and at Huntingdon ; all in 

 Hamilton upper shales. Also by White at Huntingdon in the 

 Marcellus. 



Beyrichia regularis. l^^mmoiis, American Geology, 18 5, 

 Vol, I, part 2, page 219, tig. 74, l ; greatly enlarged ; 

 the natural size is shown by the little oval on the 

 side of the figure. A slight obliquity is observable 

 EmJ.T~Ff74b. in the direction of the ribs. — Blue limestone of 



Ohio. /// h. 



Beyrichia seminalis. (H. D. Rogers, reporls this minute 

 crustacean and Leperditia alia as almost the only fossils of his 

 Scalent gray marls {Salina.) T, p. 41 ; and the same (?) in 

 Lycoming Co., Pa., in the Surgent upper lime shale {Clinto)t^) 

 T, p. 43. It is not recognized as a species in 8. A. Miller's Cat. 

 Pal. Foss. 1877, 1883.— F^, c. 



Beyrichia simplex. (English species, Jones, Journal 

 ^4a. Geol. Soc. Lond. IX, p. 161.) Emmons, Am. Geol. 

 I, ii, p. 218, fig. 74 a, (jD:reatly enlarged, see small 

 oval alongside,) which Emmons says, however, 

 ErRA^lsir^ does not agree with the English description ; both 

 borders rounded; gully (sulcus) variable in depth and posi- 

 tion. Compare B. logani of Canada which is probably the 

 species so abundant in the Blue Limestone of Ohio. — II Ih. 



Beyrichia sulcopunctata n. s. Claypole ; founded upon 

 many specimens from Clinton and Salina strata at Waggoner's 

 mill. Perry county. Pa., also specimens from King's mill. See 

 Appendix. 



Beyrichia symmetrica, recognized by G. B. Simpson, 

 among Hale & HalPs collections, 187^, 00, Pal. Col. page 231, 

 spec. 502-5,32, 41 (doubtful) 1 m. N. W. of McKee's house, Mifflin 

 Co., in shale over Clinton fossil ore bed. V a. 



Beyrichia ungula. n. s. Claypole. (Report F2 on Perry 

 Co., Penn , preface, page xiii. ]Vo -figure of this has leen 

 drawn.) Marcellus formation. VIII b. See Appendix. 



Beyrichia ? 00, Pal. Col. page 231, specimens 203-26 



(numerous), 203-29 (several good interiors and many frag- 

 nients), 203-34 (many interiors), 203-38, recognized by G. B. 

 Simpson among C. E. Hall's collections, 1875, on north side of 

 creek, ^ m. W. of Bellefonte, Centre Co., in Trenton U?nestone, 



