XenillidaeXenillidae is a family of mites belonging to the order Sarcoptiformes.Genera: Choixenillus Subías, 2016 Neoxenillus Fujikawa, 2004 Stenoxenillus Woolley & Higgins, 1966 Stonyxenillus Woolley & Higgins, 1966 Xenilloides Pérez-Íñigo & Baggio, 1989 Xenillus Robineau-Desvoidy, 1839