of a population of the hart’s tongue fern (Asplenium scolopendrium) which would have
It is famous für the quantities of fossil bones – mostly Ursus spelaeusi – which have
Grain size distribution of 20 samples show that 50 to 80 % of the grains have sizes
Other cavers should also have a look into their files.
Up to now, 654 caverns with a surveyed total way length of 47,704 m have been registered
Pollen or seeds of Bruckenthalia and Picea omoncoides have not been found in the
Early Carboniferous greywacke) have been utilised almost exclusively up to approx
Skinner, Dept. of Geology and Geophysics, Yale University, New Haven, Conn. für wertvolle
