Morphological observation on all stages of Herpetogramma fuscescens ( Warren, 1892) ( Lepidoptera: Pyralidae)
Morphology of all stages of Herpetogramma fuscescens was observed in details in the laboratory using Universal video imaging device (LY - WN - HP SUPERCCD) . The results showed that; Adult small, grayish brown. Eggs oval, arranged in egg massive, creamy white when first laid, outside with the waxy layer. Before hatching, white and waxen outer layer and yelow inner layer were derived from the chorion. The larvae of H. fuscescens had 5 instars, pronotum sclerotized, mesothoracic and metathoracic dorsum with four round spots that in a row, respectively, each side with two round spots; every abdominal segment dorsum with 4 round spots, and each side with 3 small round dark spots that covered with slender setae, spiracle conspicuous. Pupae reddish brown, anal spines nearly conical with a fork short splinter at the apex.
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万方数据
维普
