Bioacoustics of Eulophophyllum

Key to species 1. Hind tibia simple. Female tegmen with six dorsal branches of MA plus R. Labuan Island ......... E. thaumasium Hebard, 1922 – Dorsal angles of hind tibia forming widened lobes........ 2. 2. Tegmen with five dorsal branches of MA plus R. Dorsal area of tegmen behind R in female semi-oval, in male strongly raised, almost semi-circular with concave anterior area along stridulatory area of dorsal field in lateral view ( Fig. 1 C-D). Male cercus thick at base, narrowing towards and gradually transforming into apical third; moderately curved with spinule at tip Fig. 1 G). Mt. Kinabalu........................................ E. lobulatum sp. n. – Tegmen with seven to eight dorsal branches of MA plus R. Dorsal area of female tegmen behind R nearly semi-oval in shape, in male slightly higher ( Fig.1 E-F).Male cercus moderately thickened at base, narrowingtowardsapicalthird;apicalthirdmarkedlythinner,slightly curved Fig. 1 H). Danum Valley................... E. kirki sp. n.