724 CATALOGUE OP 



dimidio multo longior. Antennae corpore paullo breviores. Abdomen 

 alas posticas longe superans. Pedes longiusculi, fere nudi ; tibiae 

 posticae calcaribus quatuor sat longis. Alae longiusculae, sat an- 

 gustae. Mas. — Antennae late pectinatae. Sexualia longa ; forceps 

 valida, arcuata. Fcem. — Antennae mediocriter pectinatae. 



Proboscis much more than half the length of the body. Palpi 

 ascending, rather long; third joint small, conical, much more slen- 

 der than the second, and about one-fourth of its length. Antennae 

 nearly three-fourths of the length of the body, pectinated in both 

 sexes. Abdomen extending much beyond the hind wings. Legs 

 rather long, nearly bare ; hind tibiae with four rather long spurs. 

 Wings rather long and narrow, thinly pubescent. Fore wings with 

 two superior veins ; discal fold distinct in the discal areolet, and for 

 a short distance beyond ; first and second inferior veins nearly con- 

 tiguous at the base; third four times further from the fourth than 

 from the second. Hind wings with one superior vein, which at its 

 tip is very near the discal fold; the latter is distinct along the whole 

 length of the wing : first and second inferior veins almost contiguous 

 at the base ; third about six times further from the fourth than from 

 the secoud. Male. — Antennae rather deeply pectinated. Sexual 

 appendages long ; forceps stout, curved. Female. — Antennae mode- 

 rately pectinated. 



1. Amastus collaris. 



Luteus ; caput subtus et pectus antice rufescentia, ilium antice 

 album; palpi nigri, basi rufi ; antenna? nigra? ; thorax fascia 

 antica arcuata vittisque duabvs albis ; abdomen rufescens y 

 apicem versus nigrum fasciis albis, subtus album nigro margi- 

 natum ; pedes nigri, femoribus subtus albidis ; ala? subhyalina?, 

 antica? cervina?, postica? albida?. 



Phaegoptera collaris, M.oriz ; Herr.-Sehceff'. Lep. Exot. Sp. Ser. i. 

 pi. 15, f. 63. 



Luteous-tawny. Head beneath, and pectus in front reddish. 

 Head white in front. Proboscis tawny. Palpi black, red at the 

 base. Anteunae Mack. Thorax with a curved white band in front, 

 and with two white stripes, which diverge hindward. Abdomen 

 above reddish black, with white bands towards the tip, which is 

 white; disk of the under side white, bordered with black. Legs 

 black; femora whitish beneath. Wings subhyaline. Fore wings 

 fawn-colour ; veins tawny. Hind wings whitish ; veins testaceous. 

 Length of the body 8 — 10 lines ; of the wings 26 — 30 lines. 



a — d. Venezuela. From Mr. Dyson's collection. 



