Additional file 4: Figure S4. of Phylogenomic analyses of Crassiclitellata support major Northern and Southern Hemisphere clades and a Pangaean origin for earthworms

Chronograms depicting results of PhyloBayes dating analyses for three 75% data matrices, with highlighted nodes separating Kynotus from Sparganophilus + Komarekiona (node 1) and separating the Northern Hemisphere clade comprising Lutodrilus and Lumbricoidea and the clade comprising several Southern Hemisphere families (node 2). Scale bars in millions of years ago. a) Unfiltered 75% matrix including ?Haplotaxidae sp., all sites included b), 75% matrix with ?Haplotaxidae sp. removed, filtered with TreSpEx and BaCoCa, all sites, and c) 75% matrix with ?Haplotaxidae sp. removed, filtered with TreSpEx and BaCoCa, and sites comprising >50% gaps deleted. (PDF 779 kb