1'HALKHA] 



NOTODONTIDAE 



313 



Britain to Ross, Ireland, common ; Europe, WO. and N. 

 Asia ; 5-7. Larva dull yellowish ; an orange transverse band 

 on each segment ; nine interrupted blackish lines ; head black : 

 on elm, hazel, etc. ; 7-9. The imago curiously resembles a 

 piece of stick of which the end has been obliquely cut off. 



9. SATURNIADAE. 



Head densely rough-haired. Ocelli absent. Eyes glabrous. 

 Tongue rudimentary. Antennae under J, in ( strongly bipec- 

 tinated to apex. Labial palpi very 

 short, hairy. Thorax densely hairy 

 above and beneath. Abdomen hairy. 

 Femora and tibiae densely hairy, 

 posterior tibiae without middle- 

 spurs. Forewings : Ib furcate, 5 

 and 6 closely approximated from 

 upper angle, 7 absent, 8 and 9 out 

 of 10, 11 absent. Hindwings with- 

 out frenulum, la absent, 5 and 6 

 approximated from upper angle, 7 

 from f of upper margin, 8 out of 

 cell at base, rapidly diverging, a 

 praecostal spur faintly indicated. 



A small family, mainly occurring 

 within the tropics, but with a 

 few stragglers in temperate climates. The species are 

 all large, and sometimea> gigantic, the Indian Attacus atlas 

 measuring ten inches in expanse of wing, and their decoration 

 is often correspondingly magnificent ; the single British species 

 is one of the smallest. Imago with body relatively short and 

 stout, forewings broad and large. 



Ovum flattened -spherical, smooth. Larva stout, with 

 tubercles bearing tufts of scanty hairs. Pupa in a dense firm 

 oval cocoon. 



1. SATURNIA, Schrk. 



Characters those of family. 



A somewhat limited Asiatic genus, extending into Europe 

 and N. Africa. 



1. S. pavonia, L. (carpini, Schiff.) 50-80 mm. Forewings 

 whitish or pale ochreous, densely irrorated with blackish-grey, 

 somewhat crimson-mixed ; lines whitish, edged with dark fus- 



Neuration of Saturnia pavonia. 



