Phylogeny of the Ordovician and Silurian members of the order Atrypida Gudveig Baarli, B. ; Huang, Bing ; Maroja, Luana S. Abstract Publication: Journal of Systematic Palaeontology Pub Date: December 2022 DOI: 10.1080/14772019.2022.2145920 Bibcode: 2022JSPal..2045920G