''Vegetia ducalis'', the ducal princeling, is a species of moth in the family Saturniidae. It was described by Karl Jordan in 1922. It is found in

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

. The larvae feed on '' Eriocephalus umbellatus'' and ''

Eriosema ''Eriosema'' is a genus of legume in the family Fabaceae. Accepted species number over 150. The genus is widespread in tropics. Description Species of ''Eriosema'' are mostly herbs or shrublets. Leaves are pinnately 3-foliolate, rarely redu ...

'' species.

References

Endemic moths of South Africa Moths described in 1922 Ducalis Moths of Africa Taxa named by Karl Jordan {{Saturniidae-stub