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 LXXIII  (links in the Figure numbers point to Lesquereux's descriptions in the text)
Figure
Scientific Name
Reference
Figure
Scientific Name
Reference
1
Sigillaria polita, Lx. Geol. of Penna., 1858, Pl. xiv, f.3.
17
Sigillaria fissa, Lx.
Ibid., Pl. ii, f.3.
2
Sigillaria Yardleyi, Lx. Potts. Cat., Pl. ii, f.4. 18
Sigillaria obliqua, Bt.

3 - 6
Sigillaria monostigma, Lx. F.6, Geol. Rept. of Illinois, iv, Pl. xxvi, f.5.
19, 19a
Sigillaria reticulata, Lx.

7
Sigillaria ichthyolepsis, St.
[corrected; had been Sigillaria Menardi, Bt. - GL,III, ed.]
20
Sigillaria stellata, Lx.
Geol. of Penna., 1858, Pl. xiv, f.2, in parte.
8 - 16a
Sigillaria Brardii, Bt.

21
Sigillaria Schimperi, Lx.
Ibid., Pl. xiv, f.1, in parte.
Lesquereux - Plate LXXIII