Subspecies and Distribution. P.o.orientalisPallas,1766—W&NNewGuineafromtheBird'sHead(=Vogelkop)PeninsulatotheLaearea,andadjacentislands(Waigeo,Batanta,Salawati,Misool,Yapen,Biak,Supiori,Numfor,SuMios,Karkar,Bagabag,[.ong,andVokeo),alsointheC&SMoluccasandELesserSundas(Seram,Ambon,Buru,Saparua,Gorong,Banda,Kai,andBabarIs),mostlikelyintroducedbyhumansinseveralotherislands(Timor,Wetar,andLet). P. o. breviceps Thomas, 1888 — likely native to New Britain I in the Bismarck Archipelago, but distributed throughout the Bismarck Archipelago and Solomon Is, apparently mostly by human-mediated introduction (Umboi, Duke of York, New Ireland, Lihir, Tabar, Boang, Manus, Nissan, Buka, Bougainville, Alu, Fauro, Mono, Vella Lavella, New Georgia, Ganongga, Gatukai, Rendova, Molakobi, Komachu, Choiseul, Ysabel, Russell, Guadalcanal, Malaita, and Makira Is). in Phalangeridae

Subspecies and Distribution. P.o.orientalisPallas,1766—W&NNewGuineafromtheBird'sHead(=Vogelkop)PeninsulatotheLaearea,andadjacentislands(Waigeo,Batanta,Salawati,Misool,Yapen,Biak,Supiori,Numfor,SuMios,Karkar,Bagabag,[.ong,andVokeo),alsointheC&SMoluccasandELesserSundas(Seram,Ambon,Buru,Saparua,Gorong,Banda,Kai,andBabarIs),mostlikelyintroducedbyhumansinseveralotherislands(Timor,Wetar,andLet). P. o. breviceps Thomas, 1888 — likely native to New Britain I in the Bismarck Archipelago, but distributed throughout the Bismarck Archipelago and Solomon Is, apparently mostly by human-mediated introduction (Umboi, Duke of York, New Ireland, Lihir, Tabar, Boang, Manus, Nissan, Buka, Bougainville, Alu, Fauro, Mono, Vella Lavella, New Georgia, Ganongga, Gatukai, Rendova, Molakobi, Komachu, Choiseul, Ysabel, Russell, Guadalcanal, Malaita, and Makira Is).