00363nam a2200133Ia 4500008004100000020001500041082001700056100001800073245002100091260006000112300000800172650003100180650001800211170901s1977    xx            000 0 und d  a044441536X  a561.93bW87C  aWray, John L. 0aCalcareous Algae  aAmsterdambElsevier Scientific Publishing Companyc1977  a185  aPaleontology/ Paleozoology  aPure Sciences