Xanthesma deloschema, or Xanthesma (Argohesma) deloschema, is a species of bee in the family Colletidae and the subfamily Euryglossinae. It is endemic to Australia. It was described in 1969 by Australian entomologist Elizabeth Exley.
The species occurs in eastern Australia. The type locality is Oxenford in south-east Queensland. Other published localities include Mount Yule and Healesville in the Yarra Ranges of Victoria.
The adults are flying mellivores. Flowering plants visited by the bees include Eucalyptus species.