【医】 preotic somite
ear; erbium
【医】 aures; auri-; auris; ear; ot-; oto-
【医】 prezong; proagglutinoid zone; prozone
metamere; somite
【医】 body segment; mere; merosome; mesoblastic segment; metamere
primitive segment; protovertebra; provertebra; somatome; somite