Tixefzikrin
| Tixefzikrin | |
|---|---|
 | |
| Tasensartut | |
| Tagelda | Animalia |
| Adur | Chordata |
| ad-adur | Cephalochordata Haeckel, 1866
|
Tixefzikrin (isem ussnan: Cephalochordata) d ader-adur n iɣersiwen iwlalen (yettidiren deg waman n yilel). Tasuddest-nsent d tamsuyt, yerna d nutenti i d timzadurin yakk deg wadur n tzikranin. Tegber seg 25 n telmas yettidiren deg waman.