Normal giants? Temporal and latitudinal shifts of Palaeozoic marine invertebrate gigantism and global change Klug, Christian ; De Baets, Kenneth ; Kröger, Björn ; Bell, Mark A. ; Korn, Dieter ; Payne, Jonathan L. Abstract Publication: Lethaia Pub Date: April 2015 DOI: 10.1111/let.12104 Bibcode: 2015Letha..48..267K