eukaryota amorphea obazoa opisthokont holozoa filozoa animalia eumetazoa parahoxozoa bilateria nephrozoa deuterostome chordata tetropoda reptiliomorpha amniote synapsid mammaliaformes mammalia theriimorpha theriiformes trechnotheria cladotheria prototribosphenida zatheria tribosphenida theria eutheria placentalia boreoeutheria laurasiatheria scrotifera ferungulata ferae pan-carnivora carnivoramorpha carnivoraformes carnivora caniformia caninae canini canina canis lupus familiaris