== Xiasauridae == 

 I can't find any references to this family in the usual places. The authority listed is Osmond (2006), but I can't find any references to such a paper. Looking at 's userpage, he has a lot of families listed that he seems to just have "made up" under the notion that plesions need to be placed into a family, and if no family has been named for them it's ok to coin one yourself based on the genus name ("Sigilmassosauridae", "Eotyrannidae", etc.). I suspect Osmond (2006) may even be Crocodileman, and he's just trying to cite his own unpublished 'research'. I think the page should be deleted unless he can provide a full cite for the family having been created.