PARMASTO E. (1969): Paullicorticium curiosum Parm. et Žukov sp. nov. and the phylogenetical development of the basidium of the Corticiaceous fungi. Česká Mykologie 23(1): 73-78 (published: 1969) abstract A new species of primitive Corticiaceae is described (Paullicorticium curiosum Parm. et A. Žukov). The significance of this species for the phylogeny of basidial types and some hypotheses of the evolution of the basidium are discussed.