AHITIADAE 



13. Forewings with scale-tufts on surface . 10. Uraba. 



„ without scale-tufts . .19. DlACEISIA. 



14. Forewings with 10 out of 9 . . .15. 



,, „ 10 rising separate . .16. 



15. Head rough-haired . . 18. 1'hracjmatobia. 



„ with loosely appressed hairs . 15. Tihia. 



16. Hindwings with 4 and 5 stalked . . .17. 



„ „ 4 and 5 separate . .19. 



17. Forewings witli 11 anastomosing with 12 .18. 



„ ,, 1 1 not anastomosing with 12 3. Gnophria. 



18. Thorax beneath and abdomen hairy . 4. Cydosia. 



„ „ „ smooth-scaled 5. Setina. 



19. Hindwings with 8 rising from near end of cell 



6. MlLTOCHRISTA. 

 „ „ rising from or before middle of cell 20. 



20. Thorax hairy beneath . . 21. Callimohpha. 



„ smooth beneath . . 16. Utetheisa. 



1. Oeonistis, lib. 



Head smooth. Ocelli absent. Antennae in <J ciliated, with 

 longer setae at joints. Palpi moderate, ascending, loosely scaled. 

 Thorax hairy beneath. Abdomen hairy. Tibiae smooth-sealed. 

 Forewings : 2 and 3 sometimes short stalked, 7 and 8 out of 

 9, 10 connected with 9. Hindwings: 3 and 4 short-stalked, 5 

 absent, 6 and 7 in c? coincident, in ? stalked, 8 from middle of 

 cell. 



Only one species is really established. Imago with fore- 

 wings very elongate. Larva with tufts of rather long hairs. 



1. O. quadra, L. 35-48 mm. ^ Head and thorax orange, 

 face dark indigo-blue. Forewings light yellowish-grey, some 

 times darker posteriorly : an orange basal patch, costal portion 

 dark indigo-blue. Hindwings light oehreous-yellow, apex 

 sometimes suffused with fuscous. 



?. Head and thorax oehreous-yellow. Forewings oehreous- 

 yellow ; two dark indigo-blue spots on costa and fold beyond 

 middle. Hindwings light oehreous-yellow. 



England, Aberdeen (?), E. Ireland, not common ; C. Europe, 

 WO. and N. Asia, Japan ; 7, 8. Larva dark reddish-grey, hairs 

 black and grey ; dorsal area pale yellow streaked with dark 

 greyj 4, 8, 12 with blackish dorsal marks; a subdorsal series 

 of red tubercles; some fine yellowish lines on sides; head 

 black : on lichens ; 9-7. 



