Delma Gray, 1831

Type species: Delma fraseri Gray, 1831, by monotypy.

Diagnosis. Delma differs from all other pygopodid lizard genera in possessing the following combination of characters: head scales, including the parietals, enlarged and symmetrical; anterior nasal scales nearly always in contact; first pair of lower labials in contact behind mental scale; nostril usually bordered by more than two scales (except in some D. impar); external ear opening large; 20 or fewer midbody scale rows; dorsal and ventral scales smooth; precloacal pores absent; tail about three times as long as body (except in the D. australis species-group).