Ictidomys
Ictidomys is a North American genus of rodent in the squirrel family , which contains the thirteen-lined ground squirrel , the Mexican ground squirrel , and the Rio Grande ground squirrel . 
<triplet> thirteen-lined ground squirrel <subj> Ictidomys <obj> parent taxon <triplet> Mexican ground squirrel <subj> Ictidomys <obj> parent taxon <triplet> Rio Grande ground squirrel <subj> Ictidomys <obj> parent taxon