JULY. 209 



of the inferior pair is a rusty patch, and sometimes a white 

 spot near the middle. The caterpillar is green, with oblique 

 yellow or white stripes, the head bordered with yellow, and 

 the horn at the extremity of the body is of theseame hue ; 

 it feeds on the poplar. This is the most common of the 

 Sphingida, both in England and Scotland. 



LEPIDOPTEKA. HEPIALID^E. 

 ZEUZERA. 



Generic Distinctions. Antenna setaceous, short, pectinated 

 in the males, simple in the females ; palpi obsolete ; body long. 



ZETJZERA ^ESCULI. Wood Leopard-Moth. This beautiful 

 species is snowy white; the wings but sparingly clothed 

 with scales ; and the nervures yellowish ; the whole surface 

 thickly sprinkled with dark blue spots ; the hinder wings 

 are white, and faintly spotted at the base, with a distinct 

 series of spots round the margin ; the male measures about 

 two inches, the female is often a third larger. The cater- 

 pillar is light yellow, with a double series of black spots 

 across each segment ; it is not very common. 



