Parandra (Parandra) barclayi, a new species of Parandrini from Peru is described, illustrated, and included in an existing key. The new species establishes an elevation record (3,550 m) for the genus in South America.
The last larval instar and pupa of Parandra (Tavandra) longicollis Thomson, 1861 are described and illustrated. The taxonomy and morphology of immatures of Parandrinae are discussed. A key to larvae and synopsis table to known immatures of Parandrinae are provided.