From the talus cones No. III and IV of the locality Stránská Skála, findings of reptiles belonging to Younger Biharian times are preliminarly described Altogether thirteen taxa are included here, of which some are no longer known on the territory of our country at the present day. The composition of the reptilian assemblage exhibited two distinctly separated phases, the first one (talus cone No. III) being clearly warmer than the second (talus cone No. IV).