Data for: The phylogeny of extant starfish (Asteroidea: Echinodermata) including Xyloplax, based on comparative transcriptomics

This supplementary data contains concatenated protein alignments in phylip format and resulting maximum likelihood trees in nexus format from 22 starfish and four outgroup brittlestars. A supplementary table is also included containing an annotation table described by GO IDs and interproscan descriptions of the genes included in this study.