On some new species of Lagenostoma, a type of pteridospermous seed from the coal measures
Open Access
- 28 June 1905
- journal article
- Published by The Royal Society in Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character
- Vol. 76 (509), 245-259
- https://doi.org/10.1098/rspb.1905.0018