LEPIDOPTERA HETEROCERA. 
1517 
11. COSSUS MUCOREUS. 
Fcem. Fuscus ; ala anticce ferruginea , apad dimidium apicale 
nigro strigala, costa nigro transverse signata , vitta apud mar- 
ginem interiorem nigra ; posticce lutece marginibus nigri - 
cantibus. 
Cossus mucoreus, Herr.-Schaff. Lep. Exot. Sp. Ser. 1 , pi 9 f 39 
(1853). r ' ’ 
Fern. Brown. Fore wings ferruginous, with transverse black 
marks along the costa ; apical half with black streaks, which dimi- 
nish in size towards the tips; a longer and broader black stripe 
along the interior border. Hind wings luteous, blackish along the 
inner and outer borders. 
Brazil. . 
Group 2. 
Mas. Corpus medioeriter robustum. Antennae pectinate, 
thorace breviores. Abdomen alas posticas plus dimidio superans. 
Alae medioeriter latae ; anticae apud costam rectae, apice rotundatte, 
margine exteriore sat obliquo ; posticae apud marginem exteriorem 
vix excavatse. 
Male. Body moderately stout. Antennae pectinated, shorter 
than the thorax. Abdomen extending for a little more than half its 
length beyond the hind wings. Wings moderately broad. Fore 
wings straight in front, rounded at the tips, rather oblique along the 
exterioi border. Hind wings with the exterior border very indis- 
tinctly excavated. 
12. COSSUS RUBIGINOSUS. 
Alas. Fuscus f thorax subjlavo-fuscus ,* ala antica ferrugineo - 
rufa, strigis transversis plurimis nigris ; postica pallidiores , 
strigis fuscis, basi jlavescentes . 
Cossus rubiginosus, Herr.-Schaff. Up. Exot. Sp. Ser. 1 , pi. 39 f 
42,(1853). r ’ 1 ’ ' 
Male. Brown. Thorax with a slight yellowish tinge. Fore 
wings feiruginous-red, with very numerous black transverse streaks 
Hind wings paler, with brown streaks, yellowish at the base. 
