LEPIDOPTERA HETEROCERA. 
1759 
conicus. Antennae late pectinatae, thorace multo longiores, apice 
serraiae. Abdomen alas postieas non superans. Pedes validi, 
pilosi ; tibiae posticae calcaribus duobus minutis apicalibus. Alae 
latae ; anticae apud costam rectae, apice rotundatas, margine exte- 
riore subrecto et subobliquo. 
Male. Body rather stout. Proboscis not visible. Palpi 
stout, porrect, extending some distance beyond the head ; third 
joint small, conical. Antennae much longer than the thorax, deeply 
pectinated to five-sixths of the length, serrated from thence to the 
tips. Abdomen extending as far as the hind wings. Legs stout, 
pilose; hind tibiae with two minute apical spurs. Wings broad. 
Fore wings straight in front, rounded at the tips, almost straight 
and very slightly oblique along the exterior border. 
1. Tadema Sinensis. 
Mas. Cana , fusco punctata ; alee anticce f asciis duabus fuscis , 
1 a perobliqua furcata, 2 a subangulata vix obliqua. 
Male. Hoary, slightly decked with brown. Fore wings with 
two slender irregular brown bands, which approach each other 
towards the costa ; first band very oblique, emitting a branch to 
the costa from the middle of its inner side, and with a blackish dis- 
cal spot on the outer side opposite to the fork and beyond the discal 
areolet ; second band slightly angular, hardly oblique. Length of 
the body 6 lines ; of the wings 14 lines. 
a . Shanghai, North China. From Mr. Fortune’s collection. 
Genus LAGOA. ^ 
Mas. Corpus robustum, breve, valde hirtum. Palpi brevis- 
simi. Antennas late pectinatae, corpus dimidio paullo breviores. 
Abdomen alas postieas paullo superans. Pedes validi, pilis longis 
dense hirti ; tibiae posticae calcaribus apicalibus parvis. Alae an- 
ticae sat latae, non longae, apice rotundatae, apud costam rectae. 
Male. Body stout, short, very pilose. Proboscis obsolete. 
Palpi very short. Antennae deeply pectinated, rather less than half 
the length of the body. Abdomen extending a little beyond the 
hind wings. Legs stout, thickly clothed with long hairs ; hind 
tibiae with short apical spurs. Fore wings moderately broad, not 
long, straight along the costa, rounded at the tips; second inferior 
vein as far from the first as from the third; fourth proceeding from 
the base of the wing. 
Note. — Mecytha testacea , p. 1122, may perhaps belong to this 
genus. 
