Acta Palaeontologica Polonica 5 (2) 1960
Articles
Calyxdendrum graptoloides n. gen., n. sp. - a graptolite intermediate between the Dendroidea and the Graptoloidea
Acta Palaeontologica Polonica 05 (2), 1960: 107-125
An attempt at biological interpretation of evolutionary changes in graptolite colonies
Acta Palaeontologica Polonica 05 (2), 1960: 127-233
Eemskie mięczaki morskie z wiercenia w Brachlewie
Acta Palaeontologica Polonica 05 (2), 1960: 235-282