Myla. 



436 



Mylacris mansfleldi. Scudder. Mem. Boston Soc. Nat. 



xm . 



Scudder, 1^79. 



Hist. Vol. 3, 1879, pi. 5, fig. 15, found by Mr. Mansfield in his 

 Darlington {Kittanning) coal roof shales at Cannelton, Beaver 

 Co., Pa. ; in the Lacoe collection at Pittston. — XIIL 



Mylacris ovale. Scudder. Mem. Bost. S. N. H., 1884, p. 

 308, pi. 37, f. 5. Cannelton. — XIIL — See Appendix^ 



Mylacris pennsylvanicum. Scudder, Mem. B. S. N. H. 



1879, pi. 5, 



^V.\l-^ ^"^ .-<£Cr:^.. . fl3, 14, an 



i n s e c t' s 

 wing from 

 Kittanning 

 (Darling- 

 ton cannel 

 coal) bed 



roof shales, found by Mr. Mansfield ; now in the collection o^ 

 Mr. Lacoe, at Pittston, Luzerne Co., Pa. — XIIL 



Mylacris priscovolans. Mem. Bost. S. N. H. 1884, p. 307, 

 pi. 27, f. 9, Scudder. Cannelton. — XIII — See Appendix. 



Mylodon ? harlani, Owen, a gigantic extinct Sloth^ the 

 claws of which were found by C. M. Wheatley in the Port 

 Kennedy cave (in Potsdam SS.) Chester Co., Pa. See Cope's 

 list, Proc. A. P. S. Phila. 1871, p. 85. 



Mytilarca chemungensis, ( Inoceramus chemungensis^Qon- 

 rad Jour. Acad. Nat. Sci. Phila., vol. 8, 1842, Chemung ;) found 

 by Stevenson in the gaps of the Conemaugh and Youghiogheny, 

 S. W. Pa. KKK, p. 311, in Devonian strata brought up on the 

 anticlinal axes. Specimens 855-226, 856-11 (two) in Sherwood's 



StVi(LA819. 



PLSJ-I^-^' 



