Essays on the Coal-Formation and Its Fossils
BY
LEO LESQUEREUX
Scans and Webpage
©George Langford III, 2011
in
The GEOLOGY of PENNSYLVANIA
A GOVERNMENT SURVEY
by
HENRY DARWIN ROGERS
STATE GEOLOGIST
New York, D. Van Nostrand,
©1868
In the tables immediately below, the links in the Reference columns point to the plate numbers and page references in Lequereux's 1879 Description of the Coal Fossils of Pennsylvania.
Plate I
Figure
Botanical Name
Reference
1, a
Asterophyllites crassicaulis, Lesqx. ...
2
Asterophyllites ovalis, Lesqx. (iii, 6,7,) 35, 36, 44
3
Asterophyllites sublaevis, Lesqx. *38
4
Asterophyllites aperta, Lesqx. 60, 61, 829
5, a
Annularia sphenophylloides, Lesqx.
722, *724
6
Sphenopyllum filiculmis, Lesqx. *58
7
Sphenopyllum trifoliatum, Lesq.
55
Plate I, continued
Figure
Botanical Name
Reference
8, a, b
Sphenopyllum Schlotheimii, Brngt.
(ii, 6, 7,) *52, 53
9, 9a
Root [see Pinnularia calamitarium 518] *518
10
Noeggerathia minor, Lesqx.
300
11
Noegguathia obtusa, Lesqx.
301
12, a
Pecopteris incompleta, Lesqx.
*264
13
Alethoptera obscura, Lesqx.
170
14, a
Alethoptera obscura, Lesqx.
170
Plate II
Figure
Botanical Name
Reference
1
Calamites bistriatus, Lesqx. 27, 28
2
Stigmaria radicans, Lesqx. 516
3
Stigmaria costata, Lesqx. ...
4
Stigmaria irregularis, Lesqx. ...
5
Calamites disjunctus, Lesqx.
*29, 41






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The links in the figure numbers above point to the descriptions in the Lesquereux 1868 text.
Lesquereux - Plate I
Lesquereux - 1868 - Plate II