BioStor
 | June 9, 1870 George Busk (1870) Proceedings of The Zoological Society of London 1870: 380-544 |
 | Sauropsiden aus Madagascar W Kaudern (1922) Zool. Jahrb. Syst 45: 395-458 |
 | A new species of vanga (Vangidae, Calicalicus) from southwestern Madagascar (1997) Bulletin of The British Ornithologists' Club 117: 5-10 |