1. Vaufrey, R., Arch. Inst. Pal. Humaine, Mém. 6 (1929); Leonardi, P., Ann. Paléontol., 40 (1954).
2. Hooijer, D. A., Zool. Verh. Museum Leiden, 28 (1955).
3. Hooijer, D. A., Zool. Med. Museum Leiden, 33 (1954).
4. Hooijer, D. A., Treubia, 24 (1957).
5. Hooijer, D. A., Bull. Geol. Surv. Indonesia, 1 (1964).