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(Schlotheim) Lesquereux "form" by D. White: Bull. Geol. Soc. Am., vol. 6, 1895, p. 315. [Pottsville group: Quinnimont formation.]
This species is everywhere present in the upper part of the lower Pottsville.

Mariopteris pottsvillea var. The plant listed as Pseudopecopteris muricata form. D. White.

Bull. Geol. Soc. Am., vol. 6, 1895, p. 317. [Pottsville group; Sewell formation.]

Mariopteris inflata (Newberry) D. White.
Bull. Geol. Soc. Am., vol. 11, 1900, p. 161. [Pottsvillegroup; Kanawha formation.]

Mariopteris pygmaea D. White
Twentieth Ann. Rept. U. S. Geol. Surv., 1898-'99, pt. 2, 1900, p. 876, pl. cxcii, figs. 2-6. D. White: Bull. Geol. Soc. Am., vol. 11, 1900, p. 162. [Pottsville group; Kanawha formation.]

Mariopteris Sillimanni (Brongniart) D. White.
Nineteenth Ann. Rept. U. S. Geol. Surv., 1897-1898 [1899], p. 479. D. White, Bull Geol. Soc. Am., vol , 1900, p. 170. [Allegheny and Conemaugh formations.]

Mariopteris muricata (Schlotheim) Zeiller.
Expl. Carte Geol. France, Paris, vol. 4, Atlas, 1878, pl. clxvii, fig. 5; text 1879, p. 71. D. White, Bull. Geol. Soc. Am., vol. II, 1900, p. 161. [Pottsville group ; Kanawha formation, and Nuttall sandstone lentil of Sewell formation.]

Mariopteris acuta (Brongniart) Zeiller.
Bull. Soc. Geol. France (3), vol. 7, 1879, p. 98. Recorded as Pseudopecopteris acuta (Brongniart) by Lesquereux; Second Geol. Surv. Pa., Rept. Progr. P. (Coal. FI.), vol. I, 1880, p. 215, pl. xxxvii, fig. 6. D. White, Bull. Geol. Soc Am., vol. 6, 1895, p. 318. [Pottsville group; Nuttall sandstone lentil of Sewell formation, and the Kanawha formation.]

Mariopteris Andraeana (v. Roehl.) D. White.
Bull. Geol. Soc. Am., vol. II, 1900, p. 163 [Pottsville group; Kanawha formation].

Mariopteris latifolia (Brongniart) Zeiller?

Mem. Soc. Geol. Nord, Lille, vol. i, No. 3, 1882, p. 5. This is the Pseudopecopteris latifolia (Brong.) Lesq. form.. D. White Bull. Geol. Soc. Am, vol. 6, 1895, p. 315. [Pottsville group; Quinnimont formation and Kanawha formation.]

Mariopteris cf. dimorpha (Lesquereux) D. White.
This is the Pseudopecopteris dimorpha Lesquereux: Second Geol. Surv. Pa., Rept. Progr. P (Coal Fl.), vol. I, 1880, p. 201, pl.