LEPIDOPTERA HETEROCERA. 525 



Legs stout; hind tibiae with four long spurs. Wings narrow. 

 Fore wings straight in front, rounded at the tips, rather oblique and 

 very slightly denticulated along the exterior border. Male, — An- 

 tennae deeply pectinated. Abdomen extending somewhat beyond 

 the hind wings. Female. — Antennae very minutely ciliated. Abdo- 

 men hardly extending beyond the hind wiugs. 



1. Derthisa scoriacea. 



Cinerea; tarsi albo-cincli ; alee anticce fascia lata antice repanda 

 ferruginea lineis submarginalibus maculisque duabus nigris 

 ornata, fascia tenui undulata exteriore fusca, maculaque cos- 

 tali subapicali nigro-fusca, necnon linea transversa basali 

 nigra ; posticce mans alba, fcem. albidce. 



-, Roes. Ins, iii. pi. 11. Engr. Pap. d'Eur. 469, 



a— c. 

 Bombyx scoriacea, Esp. Cont. Bomb. pi. 83, f. 4, 5. Treit. Schmett. 



iv. 108. Boisd. hid. Meth. 127. 1032 ; Icon. pi. 71. 

 Noctua scoriacea, Frey. Beitr. pi. 141, f. 3. 

 Epunda scoriacea, Dup. Hist. Nat. Lep. Fr. Suppl. vi. 157, pi. 15, 



f. 3. Guen. Noct. ii. 47, 733. 

 Polia scoriacea, Herr.-Schceff. Schmett. Eur. ii. 255, pi. 72, f. 371. 

 Noctua capreae, Hubn. Eur. Schmett. Noct. f. 19. 

 Colocasia scoriacea, Hubn. Verz. Schmett. 201, 2038. 

 Bombyx trimacula, Bork. Eur. Schmett. iii. 133. 



a—f Europe. From M. Becker's collection. 



2. Derthisa lutulenta. 



Fusca ; abdomen cinereum ; alee anticce lineis transversis undulatis 

 maculisque subobsoletis ; posticce maris albce, fceminae cinerece, 

 albido ciliatce. 



Noctua lutulenta, Wien. Verz. N. 16. Dup. Hist. Nat. Lep. Fr. 



v. 269, pi. 24, f. 1, 2. Hubn. Eur. Schmett. Noct f. 159. 

 Noctua melateuca, Esv. Schmett. iv. pi. 64 f. 5. 

 Noctua electrica ? Fair. Ent. Syst iii. 2, 46, 1 25. 

 Noctua fusca, Haw. Lep. Brit. 68. Steph. III. Brit. Ent. Haust. 



ii. 109. 

 Noctua orthostigma, Steph. 111. Brit. Ent. Haust. ii. 110. 

 Noctua consimilis, Steph. 111. Brit. Ent. Haust. ii. 110. 

 Polia Sedi, Dup. Hist. Nat. Lep. Fr. Suppl. vi. 196, pi. 18, f. 1 . 



