cc-by-4.0Kröger, Björn2025-04-292025-03-032025-03-03https://datakatalogi.helsinki.fi/handle/123456789/5820Table 6. Species turnover between Vormsi and Pirgu regional stages per cephalopod order. Note the high turnover (70 of 86 species change between the two stages).Orderdisappearances Vormsiappearances Pirgurange throughActinocerida132Ascocerida011Discosorida1472Endocerida101Oncocerida6201Orthocerida411Pseudorthocerida615Tarphycerida103basal Multiceratoidea130Total343616BiodiversityTaxonomyTable 6 in The Lyckholm acme of cephalopods - Review of the late Katian (Vormsi-Pirgu regional stages) Ordovician cephalopods of Estoniadataset