Paired vessels arching from the ventral to the dorsal aorta through the pharyngeal arches.
hog:0001251
hog:0000144 aortic arch 6hog:0000145 aortic arch 5hog:0000146 aortic arch 4hog:0000147 aortic arch 3hog:0000148 aortic arch 2hog:0000149 aortic arch 1BFO:0000050 part of
hog:0000155
tao:0005004