DiPL. 



208 



Diplograptus (Graptolithus) whitfleldi. Hall, Pal. N. Y. 



Vol. 3, p. 



""'' ,:jju^ijXuMAJiUJU^U^^ Han^m^ 516. Wood 



cuts, 1, 2. 

 Hudson 

 river forma- 

 tion. /// h. 



'V^ 



Dipterus ? found in the iisli heds^ horizon N. ol Ran- 

 dall's section at Warren, Pa. (////, p. 306; See Cat. 000, 

 1880.) Chemung- CaisMll, VIII-IX. 

 Diplostylus dawsoni, Salter. Dawson's Acadian Geology, 



I -A^ 1868, page 207, fig. 47a, natural size, 

 the end of the body of a crustacean 

 of the Eurypterus family, found in 

 the coal strata of the Joggins, Nova 

 Scotia, in a plant bed in the middle 

 of the series; ft, the last joint en- 

 larged, — XIII. 



Discina alleghania. Hall. See Appendix. 



Discina {grandis) ampla. (Hall, 1867, Pal. N. Y. Vol. 3, 



^^ p. 406, plate, 92, 

 ^ figs. 1^, 1(?. Oris- 



^kanySS.) Clay- 

 pole's list of fos- 

 sils in Perry Co., 

 ^ , , ,. Pa. Preface to 



Vl.Vil. 



ja 



mm 



fflui'riililF, 2, page xiii. 

 ^#1 ^, i|l--i VI, Lower Hel- 

 } derberg fbrma- 

 1 tion. — Spec. X- 

 1 1 6. — Also, found 

 by White, in 

 Montour Co., 

 |1 Cooper t o w n- 

 H.Pdl.N.Y. Vol.lU. Pi. 92. ^ ship,in Oriskany 



SS. (G7, p. 86, 297.)— F//.— Specimens 804-14, 804-30, (00, 

 p. 235) in the Cabinet, are reported as collected by Fellows 

 & Genth, in 1875, at Marshall's Creek, 'Monroe Co., from 



