Xanthesma federalis, or Xanthesma (Xenohesma) federalis, is a species of bee in the family Colletidae and the subfamily Euryglossinae. It is endemic to Australia. It was described in 1965 by American entomologist Charles Duncan Michener.
The species occurs in the Australian Capital Territory. The type locality is Cotter River. It has also been recorded from Black Mountain.
The adults are flying mellivores.