Naut. 



448 



impressions found byHeilprin in collection of Mill creek lime 

 stone fossils in Mus. Wyoming Hist. Soc. Wilkesbarre, Pa., 

 Geol. Sur. An. Kt. 1885, p. 457.— XIV. Coal measures, 1,000* 

 above Pottsville conglomerate. 



Nautilus probably a new species, collected by I. C. 



White on Trough run, Beaver Co., Pa., in the Ferriferous 

 limestone (Q, p. 200). XII L 



Nautilus probably a new species, collected by I. C. 



White, in Beaver Co., Pa., at Taylor's and Jackson's, from 

 the Mercer upper limestone ; and in Lawrence Co., on Hickory 

 creek, from the Mercer lower limestone, XIL 



Necymylacris heros. Scudder, Mem. Bost. S. N. H. Vol. 



3, 1879, pp. 52 to 56, plate 5, f. 9 ; insect's wing in black slate 

 roof of Boston mine, two miles S. E. from Pittston, Pa,, Northern 

 Anthracite basin. Collection of Mr. Lacoe. — XIII. 



Necymylacris lacoanum. Scudder, Mem. Boston N. H. 



S. Vol. 3, 



1879, pp. 



53, 54, pi. 



5, fig. 12, 



insect 



wing 



found in 



black 



shale roof 



of Boston 



mine, two 



miles S. 



XIII. 



E. of Pittston, Luzerne Co., Pa., Lacoe's collection 



