LITHOSTA] 



ARCTIADAE 



Neuration of Gnophria rubricoUis. 



lines black; blackish dorsal patches on 4, 8, 12; a whitish 

 patch on 9; tubercles orange-red ; sides fuscous ; head blackish: 

 on lichens ; 7-10. 



3. GNOPHRIA, Stph. 



Head with appressed scales. Ocelli small. Antennae in 

 ciliated, with longer setae at 

 joints. Palpi moderate, sub- 

 ascending, shortly rough -scaled. 

 Thorax smooth beneath. Abdomen 

 smooth - scaled. Tibiae smooth- 

 scaled. Forewings; 4 and 5 connate, 

 6, 7, and 8 out of 9, 10 connected 

 with 9, 11 approximated to 12. 

 Hindwings: 4 and 5 stalked, 6 

 and 7 stalked, 8 from middle of 

 cell. 



There is only one species known; 

 the genus originates rather re- 

 motely from Miltochrista. Imago with forewings very elongate. 

 Larva with tufts of rather scanty hairs. 



1. G. rubricollis, L. 28-32 mm. Head blackish, collar red. 

 Abdomen blackish, apical half ochreous-orange. Wings wholly 

 blackish. 



Britain to Caledonian Canal, N. and W. Ireland, common ; 

 N. and C. Europe, WC. and N. Asia ; 6. Larva grey, freckled 

 with greenish-yellow, hairs brownish ; dorsal line fine, whitish, 

 grey-edged ; subdorsal black, interrupted ; head blackish : on 

 lichens; 7-10. The imago sometimes flies in companies round 

 oaks in the sunshine. 



4. CYBOSIA, ffb. 



Head smooth. Ocelli absent. Antennae in ^ ciliated, with 

 longer setae at joints. Palpi short, porrected, loosely scaled. 

 Thorax somewhat hairy beneath. Abdomen hairy. Tibiae 

 smooth-scaled. Forewings: 7 and 8 out of 9, 11 anastomosing 

 with 12. Hindwings : 4 and 5 stalked, 6 and 7 stalked, 8 from 

 middle of cell. 



Also restricted to a single species. Larva with dense tufts 

 of hairs, when young spatulate, afterwards finely and densely 

 branched on back. 



1. 0. mesomella, //. 29-32 mm. Head and collar light 

 ochreous-orange. Forewings ochreous- whitish ; costa narrowly 



