On some new species from the Mastixiaceae-flora taphocenose from the miocene near Hrádek nad Nisou (Zittau basin, North Bohemia). František Holý 1975 | volume 31 | issue 3-5 | pages 109–122 PDF
Representatives of the Family Mastixiaceae CALESTANI 1905 in the Bohemian tertiary. František Holý 1975 | volume 31 | issue 3-5 | pages 123–148 PDF
The wurmian foxes of Bohemian and Moravian Karst. Josef Beneš 1975 | volume 31 | issue 3-5 | pages 149–210 PDF
Dendroid graptolites of the Ordovician of Bohemia. Jaroslav Kraft 1975 | volume 31 | issue 3-5 | pages 211–236 PDF
