| |||
стомохорд (a flexible rodlike structure that is present in the embryos of all chordates and in the adult forms of certain groups, such as the lancelets and hagfishes; the notochord develops into the spinal column in most vertebrates) | |||
стебель (a flexible rodlike structure that is present in the embryos of all chordates and in the adult forms of certain groups, such as the lancelets and hagfishes; the notochord develops into the spinal column in most vertebrates) | |||
нотохорд | |||
хорда | |||
спинная струна | |||
стомохорд |