244 POPULAR ENTOMOLOGY, 



Lepidopteea. Sphingid^. 

 SPHINX. 



Generic Distinctions. — See page 230. 



Sphinx convolvuli. (Plate XIII.) Unicorn Hawk- 

 Moth. This fine species is of a greyish-ash colour ; the upper 

 wings clouded with brown and blacky also marked with lines 

 of deep black ; the secondary wings have three dark bands ; 

 the thorax is grey, with two indistinct lines in a horse-shoe 

 form, having a black spot behind, and a red one adjoining ; 

 the body is marked with black and red in alternate rings, 

 divided down the middle by a broad grey stripe, with a 

 black line in the centre ; there are two dark spots on the 

 under side of the body ; the wings frequently measure four 

 inches and a half. The caterpillar is most commonly of a 

 bright green, with black spots on the back, and oblique 

 yellow stripes on the sides ; it feeds on the convolvulus, and 

 is not very common. 



Lepidopteea. Alucitid^. 



ALUCITA. 



Generic Distinctions. — Antenncs rather short ; pal^i long and 

 slender, the terminal joint very long, acute, and turned upwards ; 

 thorax not crested ; body short. 



