21. 



EYPREPIA RUSSULA. 



Clouded Buff Moth. 



Order Lepidoptera. Fam. Arctiadse Leach. 

 Type of the Genus Bombyx Cuja Linn. 



Eyprepia Ochsenheimer. Arctia Schranlc, Lat. Bombyx Fab. Pha- 



laena Linn. 



^rt<en»(E setaceous (f. 1.), composed of many joints, covered with 



scales above^ naked beneath, bipectinated and cihated in the 



males, each branch having a bristle at its apex, (l.a.) rather 



serrated in the females (f. 2.), each serrature being terminated by 



a bristle, (2. a.) 



Labrum and i n i i 



,, ,., , > small and obscure. 



mandibles J 



Maxilla; about the same length as the head, composed of 2 se- 

 parate filaments, distant, broad and flat. 



Labial palpi 2 , porrected, covered with long hairs (4.), three- 

 jointed (4. a. the hairs being removed to show the articulations.) 

 Wings trigonate, deflexed, undivided. Anterior tibia with a compress- 

 ed spine in the centre of its internal side. Caterpillars hairy, with 

 \ 6 feet. 



RussuLA Linn. Syst. Nat. 2, 830. 71. Fab. Ent. Syst. t.3. pars 1. 

 p. 464. n. ISO. P. sannio Linn. Faun. Suec. 1135. Bombyx 

 sannius Haw. Lep. Brit. p. 133. n. 96. 



Male. Superior wings and thorax vitellinous, costa slightly fuscous, 

 anterior margin towards the apex, interior margin, a lunulated 

 spot in the centre, and cilia puniceous. Abdomen and inferior 

 wings yellowish white ; spot in the centre and fimbria fuliginous, 

 cilia puniceous ; main rib of antenns, palpi and legs tinged with 

 red. Under side, superior wings pale ochraceous, costa coccine- 

 ous 3 base, a large spot near the centre, and a transverse irre- 

 gular bar, brunneous ; inferior wings pale yellow, with the lu- 

 nulated spot scarcely visible. Female smaller than the male, dull 

 orange, superior wings with an obscure lunulated s])Ot ; costa, in- 

 terior margin, and veins dull jiuniceous. Abdomen banded with 

 black ; inferior wings with their base, abdominal margin, fimbria 

 and a spot near the centre dull black. Under side orange, 

 slightly clouded with black, having a black spot near the centre 

 of each wing. Thorax, abdomen, and legs beneath sanguineous. 



Li the Author's and other Cabinets. 



Ochsenheimer having included in this genus Arctia, Calli- 

 mopha, and Lithosia o\ Lntrcille, I have retained tliree spe- 



