LEPIDOPTERA HETEROCERA. 
101 
Body broad, slightly fusiform. Head obtuse. Proboscis rather 
short. Palpi very short and stout. Antennae setaceous, slender, a 
little longer than the thorax. Abdomen much longer than the tho- 
rax. Legs rather slender ; hind tibiae with four moderately long 
spurs. Wings opaque, moderately broad. Fore wings hardly con- 
vex towards the tip of the costa, rather oblique along the exterior 
border, which is slightly angular in the middle and behind the tip ; 
fourth inferior vein remote from the others. Hind wings very 
slightly denticulated along the exterior border. Male.— Antennae 
minutely serrate-setose. Female. — Antennae simple. 
1. Perigonia Lusca. 
Ferrugineo-fusca , subcinerascens , subtus testacea ; alee anticce f as- 
ciis tribus diffusis cinerascentibus lineisque transversis nigvi- 
cantibus ; posticex fascia variabili strigaque apud angulum 
interiorem luteis. 
Sphinx Lusca, Fabr. Sp. Ins. ii. 140 , 5 ; Mant. Ins. ii. 92 , 5 ; Ent. 
Syst. iii. 1 , 356 , 6 . Gmel. ed. Sgst. Nat. i. 5 , 2372 , 51 . 
Perigonia stulta, Boisd. Herr.-Scheejf. Lep. Exot. Sp. Nov. Ser. 1. 
a, b. Mexico. From Mr. Hartweg’s collection. 
c. Mexico. From Mr. Argent's collection. 
d. Guatimala. From M. Salle’s collection. 
e. Para. Presented by J. P. G. Smith, Esq. 
/• From Mr. Childrens collection. 
g. Venezuela. From Mr. Dyson’s collection. 
A. St. Domingo. From Mr. Tweedie’s collection. 
2. Perigonia Cofe^;,e. 
C inereo-fusca, subtus lutea rufo varia ; alee anticee olivaceo-viridi 
subtinctce , cano fasciatex ; posticee cano variee , apud discum 
lutece fuscoque fasciatee. 
Perigonia Coffaeas, Boisd. MSS . 
Cinereous-brown, luteous and varied with red beneath. Fore 
wings slightly tinged with olive-green, adorned with various irregu- 
lar hoary bands. Hind wings varied with hoary, mostly luteous in 
the disk, which is traversed by a brown band. Length of the body 
13 — 14 lines ; of the wings 28 — 30 lines. 
a, b. Brazil. From Mr. Stevens’ collection. 
