(Mesotanais) (Mesotanais) is a biological genus in the family Leptocheliidae and order Tanaidacea (Tanaidaceans).
Mesotanais dubius
Mesotanais longisetosus
Mesotanais vadicola
Hargeria
Heterotanais
Heterotanoides
Leptochelia
Mesotanais
Pseudoleptochelia
Pseudonototanais