Vibrionaceae 19–taxon trees from analysis of concatenated datasets. Topologies resulting from analyses of concatenated 19–taxon datasets. (a) RaxML large chromosome, and both chromosomes concatenated, (b) RaxML small chromosome, (c) TNT large chromosome and both chromosomes concatenated, and (d) TNT small chromosome. Clades are labeled P=Photobacterium clade, C=V. cholerae clade, O=V. orientalis clade, and V=V. vulnificus clade.