408 THE WEST VIRGINIA FOSSIL FLORA 



Alethopteris Serlii (Brongniart) Goeppert, 



Nov. Act. Acad. Caes. Leop. Car., vol. 17, Suppl. (Sys. Fil. 

 Foss.) 1836, p. 301, pi. xxi, figs. 6-7. D. White: Bull. Geol. 

 Soc. Am., vol. II, 1900, p. 161. 



Species mainly confined to the Allegheny and upper Potts- 

 ville formations. [Pottsville group; Kanawha formation]. 

 [Conemaugh formation]. 

 Alethopteris Serlii var. europaea (Brongniart) Goeppert. 



Nov. Act. Acad. Caes. Leop. Car., vol. 17, 1874, Suppl. 

 (Sys. Fil. Foss.), 1836, p. 301. Fontaine: Amer.* Jour. Sci., 

 3rd ser., vol. 7, 1874, p. 574; ibid, vol. 11, 1876, p. 379. 

 [Pottsville group; Sewell formation]. 



This species is near Alethopteris helenae, Lesquereux 



(Geol Surv. Alabama, Rept. Prog., 1875 [1876], p. yy), a 



type known only in the Pottsville. It is probably the plant 



listed by Fontaine as Alethopteris Serlii. 



Alethopteris Serlii var. Americana (Brongniart) Goeppert 



Nov. Act. Acad. Caes. Leop. Car., vol. 17, Suppl. (Sys. Fil. 

 Foss.), 1836, p. 301. Fontaine: Amer. Jour. Sci., 3rd ser., 

 vol. 7, 1874, p. 574. [Pottsville group; Sewell formation]. 

 Aletfiopteris Massilionis (Lesquereux) D. White. 



Second Geol. Surv. Pa., Rept. Prog. P, 1880, p. 173. 

 Lacoe, in Millspaugh : Bull. No. 24, W. Va. Agric. Exp. 

 Sta, Morgantown, 1892, p. 520. [Pottsville group; Kanawha 

 formation]. 

 Alethopteris cf. grandifolia Newberry. 



Ann. Sci., Cleveland, vol. i, 1853, p. 107. Fontaine: Amer. 

 Jour. Sci., 3rd ser., vol. 11, 1876, p. 379. [Pottsville group: 

 Clark formation]. 

 Alethopteris Evansii Lesquereux. 



Second. Geol. Surv. Pa., Rept. Prog. P, (Coal Fl.), vol 3, 

 1884, P- 834- D. White : Bull. Geol. Soc. Amer., vol. 6, 1895, 

 p. 317. [Pottsville group; Sewell formation]. 

 Alethopteris cf. ambigua Lesquereux. 



In I. C. White: Geol. Surv. Pa., Rept. Prog. Q, 1875 

 [1878], p. 54. D. White: Bull. Geol. Soc. Am., vol. 6, 1895, 

 p. 318. [Pottsville group; Nuttall sandstone lentil of Sewell 

 formation]. 

 Alethopteris pennsylvanica Lesquereux. 



Boston Jour. Nat. Hist., vol. 6, 1854, p. 433. D. White : 

 Bull. Geol. Soc. Am., vol. 11, 1900, p. 172. [Allegheny for- 

 mation]. 

 Alethopteris virginiana Fontaine & I. C. White. 



Second Geol. Surv. Pa., Rept. Prog. PP, 1880, p. 88, pi. 

 xxxii, figs. 1-5; pi. xxxiii, figs. 1-4. [Dunkard formation 

 (Permian).] 



