

NOVITATES ZOOLOGIGAE. 



Vol. XXI. JULY 1914. No. 3. 



DESCRIPTION OF A NEW TROIDES. 



By WALTER ROTHSCHILD, Ph.D., F.R.S. 



Troides allottei spec. nov. 



This species is a connecting link between the priamus group and the victoriae 

 gronp, and was taken by its captor, the Abb6 Allotte of Buin, for a hybrid. 



c?. Head and thorax velvety black, with no trace of red on the sides below ; 

 abdomen golden yellow, third and fonrth segments brownish bntf above, basal 

 segment black with median golden stripe, black lateral spots on the three pen- 

 ultimate segments. Forewing above velvety black, basal and costal areas of cell 

 powdered with green-bine scales, a subcostal band of green commencing as a few 

 scales at base, widening gradually till it reaches well across vein 8, and then nar- 

 rowing slightly till it almost reaches the apex of wing, a green-bine patch fills 

 basal third of wing below vein 1 ; a silky dark brown brand curves up from 

 outer three-fifths of wing below vein 1 to vein 4 near termen, a small green patch 

 at terminal end of veins 4, .5, 6. Hindwiug above bright green in outer half of 

 wing portion beyond cell between veins .3 and 7 ; rest of wing green-blue powdered 

 with black ; abdominal area below cell and vein 2 black ; a round black spot above 

 veins 4 and 5. 



Forewing below black, lower half of cell brilliant green ; a large green patch 

 above veins 2 to 9, and near the outer edge of the green jiatches between veins 2 to 

 6 is a fairly large black spot. Hindwing below brilliant green, with a slight bronzy 

 gloss and a patch of yellow scales below vein 2 ; a round black spot above veins 

 2 to 7. 



Length of forewing, 87'.j mm. ; expanse, 185 mm. 



Hab. Buin, Bougainville Island, Solomon Group (coll. Abbe Allotte, after 

 whom the species is named). 



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