Index of generic names of fossil plants, 1820-1950 : based on the Compendium index of paleobotany of the United States Geological Survey /

Autor Andrews, Henry Nathaniel, 1910-
Vydáno 1955

Index of generic names of fossil plants, 1974-1978 : based on the Compendium index of paleobotany of the U.S. Geological Survey /

Autor Watt, Arthur Dwight, 1921-
Vydáno 1982