Fig. 1. Prosopocoelus Pasteuri Rits. ♂, from West-Java: Mt. Poentjak (Notes Leyden Museum, Vol. XIV (1892), p. 31). Fig. 2. Prosopocoelus tarsalis Rits. ♂, from Central-Java: Magelang (Notes Leyden Museum, Vol. XIV (1892), p. 191).