LEPIDOPTERA HETEROCERA. 287 



black points. Length of the body 5 — 7 lines ; of the wings 10—14 



lines. 



a. Australia. From Mr. Saunders' collection. 



Genus 8. NIGASA. 



Mas. Corpus sat robustum. Caput et thorax pilosa. Probos- 

 cis capitis latitudine multo longior. Palpi porrecti, caput non 

 superantes ; articulus 2us lo longior ; 3us parvus, brevis, conicus. 

 Antennae latissime pectinatae, corporis dimidio multo longiores. Ab- 

 domen pubescens, alas posticas non superans. Pedes longiusculi, 

 sat graciles ; tibiae tarsique fere nuda ; tibiae posticae calcaribus par- 

 vis apicalibus. Alae latae. 



Male. Body moderately stout. Head and thorax pilose. Pro- 

 boscis rather long, much exceeding the breadth of the head. Palpi 

 porrect, not extending beyond the head ; second joint longer than 

 the first ; third joint small, conical. Antennae very deeply pectinated, 

 much more than half the length of the body. Abdomen pubescent, 

 extending as far as the bind wings. Legs rather long and slender ; 

 tibiae and tarsi almost bare; hind tibiae with two small spurs. Wings 

 broad. Fore wings straight along the costa, somewhat angular at 

 the tips, very oblique along the exterior border; interior angle 

 rounded. 



1. NlGASA SUBPURPUREA. 



Mas. Cinereo-cervina, subtus albida; antenna albidce ramis pal- 

 lide fuscis ; abdomen nitens ; alee anticce fascia obliqua e gut- 

 tis nigris maculaque subtus maxima purpureo-fusca subapicali ; 

 posticce fasciis duabus maculaque purpurascentibus. 



Male. Grayish fawn-colour, whitish beneath. Proboscis tawny. 

 Antennae whitish, with pale brown branches. Abdomen shining. 

 Fore wings with a few black dots forming an oblique band beyond 

 the middle, and with a black spot on the interior border at two- 

 thirds of the length ; under side with a veiy large purple-black sub- 

 j apical spot, which is accompanied by a streak on each side. Hind 

 'wings shining, with two purplish bands, one discal and accompanied 

 I on the inner side by a purplish spot, the other broader and submar- 

 iginal. Length of the body 9 — 11 lines ; of the wings 25 — 28 lines. 



a. Tasmania. Presented by Morton Allport, Esq. 

 lb. Tasmania. Presented by R. Butler, Esq. 



