SECOND GEOLOGICAL SURVEY OF PENNSYLVANIA - REPORT OF PROGRESS
P. ATLAS TO THE COAL FLORA OF PENNSYLVANIA
AND OF THE
CARBONIFEROUS FORMATION THROUGHOUT THE UNITED STATES
BY LEO LESQUEREUX; ©1879
87 Plates and Their Captions:
Scans and Webpage
©George Langford III, 2010
Plate XXII (links in the Figure numbers point to Lesquereux's descriptions in the text)
Figure
Scientific Name
Reference
1, 1a
Odontopteris Wortheni, Lx.
Geol. Rept. of Illinois, ii, Pl. xxxvi, f.1.
2, 3
Odontopteris tenuinervis, Lx.
Geol. of Penna., 1858, Pl. v, f.7, 8.
4, 5
Odontopteris subcuneata, Bunb.
F.5, Geol. Rept. of Illinois, ii, Pl. xxxvi, f.3.
6
Odontopteris heterophylla, Lx.
Ibid., Pl. xxxviii, f.5.
7 - 9
Odontopteris cornuta, Sp. nov.

Lesquereux - Plate XXII