( 1«9 ) 



end of the ariole, 8 and 9 from the arioK' stalked on a hmg highly carved stalk, 

 10 from the ariole close to 8, 11 ariastoiuosiug shortly with 12 then lying close 

 above 10 ; secondary with 2 from long before the angle, 3 from before the 

 angle, 4 from the angle, 5 from well above the angle, 6 and 7 stalked, 8 bent 

 slightly to meet 7, which rises np just to tonch it. 

 Type : Neorgijia ochracca B-B. 



48. Neorgyia ochracea spec. nov. 



?. Head, thorax, and abdomen greyish ochraceous, roughly haired. Primary 

 ochraceous grey, with a pale scalloped antemediau line, a subcrenulate postmedian 

 line adjoining the ])ale buff reniform ; snbtermiiial stripe of dark internervular 

 dashes edged with whitish externally tilling up the nerve spaces, prominent in 

 the subapical area, but almost disappearing below vein 4 or 5 ; an irregular broken 

 darkish line before the termen. Secondary uniform semidiaphanous cream colour. 



Expanse, 36 mm. 



Hab. Biagi, Mambari5 River, February. 



Type in my collection. 



Parakanchia gen. nov. 



Palpi minute, porrect, hairy ; antennae shortly bipectinate. ? . Legs hairy, 

 hind pair with two pairs of spurs. Neuration with veins 4 and 5 from the lower 

 angle, 6, 7, 8, 9, and 10 stalked, 8 and 9 near the apex, 10 midway between 

 7 and 9, 10 rising from II to form an ariole, midway between the cell and 7. 

 Secondary with veins 4 and 5 frum the lower angle, 6 and 7 stalked. 



Type : Parakanchia (irisea B-B. 



49. Parakanchia grisea spec. nov. 



? . Head, thorax, and abdomen darkish grey ; abdomen with the anal segment 

 pale. Primary grey, roughly irrorated with darker grey, a blackish broad waved 

 antemediau band, a blackish spot at the end of the cell, a blackish interrupted 

 subterminal line, rising in two largish subcostal spots, and angled in the fold. 

 Secondary uniform neutral greyish. 



Expanse, 50 mm. 



Hub. Babooni, August. 



Type in my collection. 



•50. Lymantria novoguineensis B-B. 



Dr. Turner asks {Trans. It. Hoc. S. Aust. vol. xxx. p. 125) whether this 

 species is variable. We have a large series, and 1 can find no variation what- 

 ever; it is a most constant insect both as regards size and markings. 



51. Lymantria lygaea spec. nov. 



c?. Head, antennae, and thorax umber-brown ; abdomen rosy. Primary 

 umber-brown, with dark brown markings, an interrupted basal line, a median 

 snbserrate line projected outwards in the cell, receding basewards below it, a 

 dumb-bell shajied dash in the cell, which is closed by a double spot, a more or 

 less obscure postmedian serrate line receding basewards below the cell ; in tiie 



