LEPIDOPTERA HETEROCKKA. 1417 



generally moderately pectinated towards the tips. Abdomen robust, 

 longer than that of the female. Female. — Antenna; moderately or 

 slightly pectinated. Abdomen thick. 



Group 1. 



Corpus crassum. Palpi caput sat superantes. Antenna? tho- 

 race breviores. Abdomen alas posticas paullo superans. Alae lou- 

 giusculae, sat angustas ; anticae vix acuminata 4 , apud costam re<ua>, 

 margine exteriore perobliquo subconvexo. Mas. — Antennae medio- 

 criter pectinatae, basim versus late pectinatae. 



Body thick. Palpi extending some distance beyond the head. 

 Antennae shorter than the thorax. Abdomen extending for one- 

 fourth of its length beyond the hind wings. Wings long, rather 

 narrow. Fore wings hardly acuminated, straight in front, slightly 

 convex and extremely oblique along the exterior border ; second in- 

 ferior vein full four times further from the third than from the first ; 

 third much further from the fourth than from the second. Male. — 

 Antennae deeply pectinated towards the base, moderately pectinated 

 along the rest of the length. 



1. Megasoma repandum. 



Alee fusco-ferruginece ; antica lunula fusca sinuata punc toque 

 humerali albis, maris disco humerisque obscurioribus. 



Bombyx repandum, Hiibn. Bomb. pi. 77. 



Streblote panda, Hiibn. Verz. Schmett. 193, 1980. 



Megasoma repandum, Feisthamel, Ann. Soc. Ent. Fr. i. 344, pi. 13. 



Duponch. Suppl. Lep. France, iii. 101, pi. 9, f. 2. 

 Gastropacha repanda, Her r.-S charff. Samml. Eur. Schmett. Suppl. 



ii. Text, 106, 17. Freyer, Neue Lep. Beitr. ii. 87, 251, pi. 



146, f. 2. 

 South Spain. Bagdad. 

 o. Spain? From M. Becker's collection. 



2. Megasoma Acacia. 



Alee anticce albidce, lunula cenirali nigra, fascia transversa fusca 

 linea sinuata argentea extra marginata, lineaque termhuili 

 ferruginea obsoleta ; posticus albce, angulo anali nigro cincto. 



Bombyx Acaciae, King, Symb. Ins. Lepid. pi. 6. 

 Megasoma Acaciae, Feisthamel, Ann. Soc. Ent. Fr. i. 347, 2. 



Egypt. 



a, Bagdad. Presented by W. K. Loftus, Esq. 



