WEST VIRGINIA GEOLOGICAL SURVEY 4O9 



Alethopteris gigas (Gutbier) Geinitz. 



Leitpfl. Rothl. u. Zechst. Sachsen, 1858, p. 12, pi. i, figs. 

 2-3. Fontaine & I. C. White : Second Geol. Surv. Pa., Rept. 

 Prog. PP, 1880, p. 89, pi. xxxiii, figs. 5-6. [Dunkard 

 formation (Permian).] 

 Alethopteris sp. D. White. 



Bull. Geol. Soc. Am., vol. 6, 1895, p. 315. [Pottsville 

 group ; Quinnimont formation] . 

 Alethopteris sp. D. White. 



Bull. Geol. Soc. Am., vol. 6, 1895, p. 315. [Pottsville 

 group ; Clark formation.] 

 Callipteridium sp. D. White. 



Bull. Geol. Soc. Am., vol. 6, 1895, p. 317. [Pottsville 

 group; Sewell formation.] 

 Callipteridium inaequale Lesquereux. 



Second Geol. Surv. Pa., Rept. Prog. P, 1880, p. 168, pi. 

 xxxiii, figs. 2-5. D. White: Bull. Geol. Soc. Am., vol. 11, 

 1900, p. 172. [Allegheny formation]. 

 Callipteris conferta (Sternberg) Brongniart. 



Diet. Univ. Hist. Nat., vol. 13 (Tableau), 1849, p. 66 (17). 

 Fontaine & I. C. White : Second Geol. Surv. Pa.. Rept. Prog. 

 PP, 1880, p. 54, pi. xi, figs. 1-4. [Dunkard formation 

 (Permian).] 

 Callipteris lyratifolia var, coriacea (Fontaine & I. C. White) 

 D. White. 



This is the Sphrnopteris coriacea of Fontaine and I C. 

 White : Second Geol. Surv. Pa., Rept. Prog. PP, 1880, p. 41, 

 pi. V, figs. 5-6. D. White: Bull. Geol. Soc. Am., vol. 14, 

 1904, p. 539. [Dunkard formation (Permian).] 

 Callipteris curretiensis Zeiller. 



In Mouret: Bass. Houill. Perm. Brive (Stratigr., pt. i), 



1891, p. 83. D. White: Bull. Geol. Soc. Am., vol. 14, 1903, 

 p. 539; W. Va., Geol. Surv., vol. 2, 1903, p. 120. [Dunkard 

 formation (Permian).] 



Cardiopteris frondosa (Goeppert) Schimper? 



Pal. Veg., vol. I, 1869, p. 453, pi. XXV. Lacoe in Mills- 

 paugh : Bull. No. 24, W. Va. Agric. Exp. .Sta., Alorgantown, 



1892, p. 521. The identification of this species is very doubt- 

 ful. [Pocono sandstone] . 



Megalopteris sp. D. White. 



Am. Jour. Sci., 3rd ser., vol. 11, 1876, p. 383. [Pottsville 

 group ; Kanawha formation] . 

 Megalopteris cf. Dawsoni (Hartt) Andrews. 



Rept. Geol. Surv. Ohio, vol. 2, pt. 2, Palaeont., 1875, p. 415. 

 D. White : Bull. Geol. Soc. Am., vol. 6, 1895, p. 315. [Potts- 

 ville group; Quinnimont formation]. 



