Dodatak:Popis vrsta rakova, Y
Ya uredi
Yaerikima Leistikow, 2001 uredi
- Yaerikima kartaboana (Van Name, 1936)
Crustacea → Malacostraca → Isopoda → Philosciidae
- Yaldwynopsis
- Yamaguchiella
- Yarepotamon
†Yaxianella Lin, 1979 uredi
- Yaxianella punctata Zhang (Xi-Guang), 1986 †
- Yaxianella sulcata Lin, 1979 †
Crustacea → Oligostraca → Ostracoda → Ostracoda incertae sedis
Yu uredi
- Yucatalana
†Yulinella Lin, 1979 uredi
Crustacea → Oligostraca → Ostracoda
- Yulumara
Yv uredi
- Yvesia