On the structure and relationships of a new Pennsylvanian species of the seed Pachytesta

12 3 Wed, 01/01/1969 - 12:00 September 382 387

TAYLOR, T. N., EGGERT, D. A. 1969. On the structure and relationships of a new Pennsylvanian species of the seed Pachytesta. Palaeontology, 12, 3, 382–387.

Thomas N. Taylor and Donald A. Eggert The Palaeontological Association (Free Access)