LEPIDOPTERA HETEROCERA. 
189 
Genus 24. P ACHYLIA. 
Corpus crassum. Caput magnum, productum, conieum. Pro- 
boscis mediocriter longa. Antennae setaceae, thorace paullo lon- 
giores. Abdomen oblanceolatum, thorace vix duplo longius. Pedes 
longi, graciles; tibiae posticae calcaribus quatuor longis. Alae longae, 
mediocriter latae ; anticae acuminatae, apud costam vix eonvexae, 
inargine exteriore perobliquo subconvexo, antice concavo ; posticae 
subacuminatae, margine exteriore subdenticulato aut subrecto. 
Mas. — Antennae subpectinatae aut subserratae. Fcem. — Autennae 
simplices. 
Pachylia, Boisd. MSS. 
Pholus, p., et Clanis, H'ubn . Verz. Schmett. 134. 
Body thick. Head large, prominent, conical. Proboscis mo- 
derately long. Antennae setaceous, a little longer than the thorax. 
Abdomen oblanceolate, nearly twice the length of the thorax. Legs 
long, slender; hind tibiae with four long spurs. Wings long, mo- 
derately broad. Fore wings acuminated, hardly convex along the 
costa ; exterior border very oblique, very slightly convex, hardly 
concave towards the tip of the wing ; second inferior vein much 
further from the third than from the first ; third more than twice 
further from the fourth than from the second. Hind wings slightly 
acuminated; exterior border very slightly denticulated or almost 
straight. Male. — Antennae slightly pectinated or slightly serrated. 
Female. — Antennae simple. 
Pachylia has some affinities to Macroglossa and the neighbour- 
ing genera. 
America. 
1. Pachylia Ficus. 
Cervino-fusca ; alee antic ce. suhglaucescentes, lineis transversis un- 
dulatis aut f asciis latis fuscis guttaque discali nonnunquam 
obsoleta fusca , plaga costali apicali testacea , posticce fasciculo 
apud angulurn interiorem albo ; posticce cervince , vittis duabus 
nigricantibus aut fuscis , aut totce nigro-fuscce aut cervino- 
fuscce. 
, Merian , Ins. Sur. pi. 33. 
Sphinx Ficus, Drury, III. Exot. Ins. ii. 44, pi. 26, f. 1. Cram . 
Pap. Exot. iii. 90, pi. 246, f. E ; iv. 216, pi. 394, f. D. Linn . 
Mus. Lud. Ulr. 353. Clerck , Icon. pi. 49, f. 2. Fabr. Sp. 
Ins. ii. 145, 16; Mant. Ins. ii. 95, 29; Ent. Syst. iii. 1, 366, 
31. Gmel. ed. Syst. Nat. i. 5, 2380, 15. 
