Kingdom Animalia Class Insecta Family Geometridae Scientific name Chiasmia emersaria | Phylum Arthropoda Order Lepidoptera Tribe Macariini Rank Species | |
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Similar Agathia lycaenaria, Fascellina chromataria, Celenna, Krananda, Hyposidra talaca | ||
Chiasmia emersaria is a moth of the Geometridae family. It is found in India, Nepal, northern Thailand, China, Sri Lanka, Japan and the Ryukyu Islands.
Description
Wingspan is about 32mm in male, and 40mm in female. Outer margin of fore wing prominently angled at vein 4. Hind tibia of male dilated. Body grey irrorated with pale and dark brown. Abdomen with dark spots on dorsum. Fore wings with subbasal dark speck. Indistinct oblique antemedial, medial, and postmedial lines angled below costa and arising from rufous patches or short bands on costa. There is a dark speck found at end of cell. The postmedial line with a costal rufous patch beyond it and disintegrated dark patch at vein 4. Outer area slightly darker and margin rufous below apex. Hind wing with indistinct antemedial line. Dark spot found at end of cell. There is a dark waved postmedial line, with rufous and grey suffusion beyond it. A marginal dark line present. Both wings with the veins of pale outer area. Ventral side with broad rufous postmedial band with crenulate outer edge.