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Phlegethontius lixi sp. uov. 



Forewings dull grey, with ;i rouud white stigma iu the cell. Between the costa 

 and the base of the cell are some almost eflaced blackish grey patches, and between 

 the cell and the outer margin the forewiugs are crossed by three very indistinct 

 wavy blackish-grey transverse bauds. 



Hindwings dull grey, with two darker and one paler grey band extending from 

 the aual angle almost right across the disc of the wing. 



Thorax and head dull grey, with two gold yellow tufts on each side at the 

 juncture with the abdomen. 



Abdomen, centre and last two abdominal segments pale grey, sides with eleven 

 alternate broad black-and-white bands. 



Underside uniform deep brownish grey : hindwings with a narrow black central 

 band ; head, thorax, and abdomen marbled grey an<l white. 



Expanse, 4 inches = 102 millim. 



Hub. Nicura, British New Guinea (coll. Lix). 



SPHINX. 



Two new species to describe. 



Sphinx fasciatus sp. nov. 



Forewings greyish brown, with a large transverse belt of dark l)rown occupying 

 the central area of the wings. The forewings are also marked and crossed by a 

 number of zigzag paler and darker marks. 



Hindivinqs brownish grey, with three broad but indistinct black marks. 



Head and thorax deep brownish grey. 



Abdomen pinkish brown, with a row of eleven alternate large black-and-white 

 square patches on each side. 



Expanse, 4-5 inches = 114'75 millim. 



Hab. Lifu, Loyalty Islands. 



Sphinx cossoides sp. uov. 

 (PL Y II., fig. '>•>.) 



This most aberrant species looks like a Cossus or large Zeuzcra. 



Foreivings greyish brown, with an oblique, undefined broad band of pale grey 

 lengthways occupying the centre of the wing. There is a dull black stigma in the 

 cell. From the costa near the a])ex to just inside the angle of the inner margin 

 there extends a zigzag transverse black line, and outside that, from the apex along 

 the outer margin, is a broad greyish black border, which ends iu an imperfect grey 

 and black ocellus at the angle of the inner margin. 



Hindwings white, with a wide black border. 



Head and thorax black, witli the sides of the thorax whitish grey. 



Abdomen dorsal surface black, densely j)Owdered white scales ; sides of abdomen 

 white, with a black spot on each side of the first five segments. 



Expanse, 2-75 inches = 70 millim. 



Hab. Castro Parana, Brazil. 



DILOPHONOTA. 



The late Mr. H. Edwards, when he was last in England, pointed out to me 

 that there were many too many species of this genus distinguished, and that a great 

 many intermediate forms occurred. This I quite agreed with, but I maintained 



