Xylanimonas allomyrinae sp. nov. isolated from the gut of larva of Allomyrina dichotoma, reclassification of Xylanibacterium ulmi as Xylanimonas ulmi comb. nov. and Xylanimicrobium pachnodae as Xylanimonas pachnodae comb. nov., and emendation of the genus Xylanimonas.