Bibliographic record

Lesquereux, Léo, 1854.

New species of fossil plants, from the Anthracite and Bituminous Coal-fields of Pennsylvania, collected and described by Léo Lesquereux. (Introduction by H.D. Rogers). Boston Journ. Of Nat. Hist., vol. VI, no. 4. p. 409-432.

Specimens figured in this publication:

8642,