ullmania
The American Dictionary and Cyclopedia · 1910 · p. 57
[Named after Ullman, the discoverer of one species.] Palæobot .: A genus of Conifere, apparently a Taxoid, bearing genuine cones. Known species two, Ullmannia selaginoides and U. brownii . They occur in the Magnesian Limestone of Durham, the Middle Permian of West more land, and the Kupferschiefer and Rothliegende (Lower Permian) of Germany.
Readham'da tam maddeyi gor →