WEST VIRGINIA GEOLOGICAL SURVEY 403 



PECOPTERIS DENTATA var. PARVA Fontaine & I. C. White. 



Second Geol. Survey Pa., Kept. Progr. PP, 1880, p. 67, 

 pi. xxii, fig. 2. Millspaugh: Bull. No. 24, W. Va. Agric. 

 Exp. Sta., Morgantown, 1892, p. 524. [Dunkard formation 

 (Permian).] 

 PECOPTERIS DENTATA var. CRENATA Fontaine & I. C. White. 



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

 Progr. PP, 1880, p. 66, pi. xxii, figs. 1-5. [Dunkard form- 

 ation (Permian).] 

 PECOPTERIS ASPERA Brongniart. 



Diet. Sci. Nat., vol. 57 (Prodrome), 1828, p. 67 (58). D. 

 White: Bull. Geol. Soc. Am., vol. n, 1900, p. 163. [Potts- 

 ville group; Kanawha formation.] 

 PECOPTERIS PACHYPTEROIDES Fontaine & I. C. White. 



Second Geol. Surv. Pa., Kept. Progr. PP, 1880, p. 76, pi. 

 xxvi, figs. 1-4. [Dunkard formation (Permian).] 

 PECOPTERIS UNIT A Brongniart (not P. unita (F. & I. C. W.) 

 D. W.) 



Diet. Sci. Nat, vol. 57 (Prodrome), 1828, p. 67 (58). D. 

 White: Bull. Geol. Soc. Am., vol. n, 1900, p. 170. [Alle- 

 gheny and Conemaugh formations.] 

 PECOPTERIS EMARGINATA (Goeppert) Presl. 



In Sternberg, Flora d. Vorwelt, vol. 2 (Versuch), pts. 7 & 

 8, 1838, p. 158. D. White: Bull. Geol. Soc. Am., vol. n, 

 1900, p. 170, Fontaine & I. C. White: Second Geol. Surv. 

 Pa., Rept. Progr. PP, 1880, p. 82. [Allegheny formation.] 

 [Dunkard formation (Permian).] 



PECOPTERIS (Goniopteris) OBLONGA (Fontaine & I. C. White) 

 Miller. 



Am. Pal. Foss., Supplement, 1883, p. 255. [Dunkard form- 

 ation (Permian).] 



PECOPTERIS (Goniopteris) NEWBERRYANA (Fontaine Si I. C. 

 White) Miller. 



Am. Pal. Foss., Supplement, 1883, p. 255. Identified by 

 Zeiller as P. foeminaeformis (Schloth.) (Zeill.) var. dipla- 

 zioides. [Dunkaard formation (Permian).] 

 PECOPTERIS (Goniopteris) LONGIFOLIA (Fontaine & I. C. White) 

 D. White. 



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

 Progr. PP, 1880, p. 82. [Dunkard formation (Permian).] 

 PECOPTERIS (Goniopteris) ELLIPTICA (Fontaine & I. C. White) 

 D. White. 



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

 Progr. PP, 1880, p. 83. pi. xxx, fig. i. [Dunkard formation 

 (Permian).] 



