Dodatak:Popis zvjezdana, U
Ur uredi
Porodica Urechidae Fisher & Macginitie, 1928 uredi
- Urechis Seitz, 1907
Echiura → Echiuroidea → Echiurida
Urechis Seitz, 1907 uredi
- Urechis caupo Fisher & MacGinitie, 1928
- Urechis chilensis (Müller M., 1852)
- Urechis novaezealandiae (Dendy, 1897)
- Urechis unicinctus (von Drasche, 1881)
Echiura → Echiuroidea → Echiurida → Urechidae