Taxonomy
The holotype of Chilo infuscatellus Snellen, 1890 from Java, is in the Leiden Museum.
Description
The ‘yellow top borer’. The male has a brownish FW with blackish streaking and two small central spots. The females are more yellowish buff with black spotting on the veins subtermenally. In both sexes the HW are white, shining white in the male and more yellowish in the females. Wing-span 25-40mm. Larvae <20mm long, white and mottled with brown when fully grown. More information in Bleszinski & Collins (1962).
Life History
Eggs c. 240, scale-like, overlapping, laid in 3-5 rows in masses of 4-100. Larvae hatch after 3-8 days. Larvae pupate after 22-45 days. Adults emerge after a pupation of 6-18 days.
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References
- Bleszynski, S. & Collins, R.J. (1962). A short Catalogue of the World Species of the Family Crambidae (Lepidoptera). Acta Zool. Cracov., 7 (12): 197-389.
- Bleszynski, S (1965) In Amsel, H. G., Gregor, F. & Reisser, H., Microlepid. Palaearct. 1: 29 230, figs.