Threskiornis Gray, List Gen. Birds, App., p. 13 (1842).
Type by orig. desig., Tantalus aethiopicus Latham.
In Threskiornis the head and neck are naked in the adult; the bill curved deeply downwards, stout, blunt and with a linear nostril; the tibia is only feathered on the upper half; the tarsus reticulated; the toes are long, webbed between the bases and bordered by a membrane to the claws ; tail fairly long, of twelve feathers ; in the breeding-season the inner secondaries are longer than the primaries and are disintegrated, forming ornamental plumes.
The genus ranges from Africa through India and the Malay-countries and islands to Australia. One species is Indian.