▁A il uro ps ▁and ▁Str ig ocus cus ▁cele b ensis , ▁and ▁the ▁second ▁consists ▁of ▁Ph al anger ▁and ▁Sp il ocus cus , ▁which ▁currently ▁has ▁five ▁species ▁remaining . ▁Out ▁of ▁these ▁five , ▁three ▁are ▁end anger ed , ▁with ▁Sp il ocus cus ▁r uf on iger ▁being ▁one ▁of ▁them . ▁ ▁There ▁is ▁a ▁mass eter ic ▁process ▁present ▁in ▁Sp il ocus cus ▁r uf on iger , ▁which ▁is ▁unique ▁to ▁mars up ial s . ▁There ▁are ▁also ▁infl ated ▁front al ▁sin uses ▁present ▁in ▁the ▁species , ▁which ▁is ▁thought ▁to ▁be ▁a ▁derived ▁characteristic ▁within ▁the ▁family ▁Ph al anger idae . ▁Thus , ▁certain ▁distinct ▁features ▁of ▁the ▁black - sp otted ▁c usc uses ▁allow ▁them ▁to ▁be ▁class ified ▁them ▁as ▁mars up ial s ▁in ▁the ▁family ▁Ph al anger idae . ▁ ▁Geographic ▁range ▁and ▁habitat ▁The ▁black - sp otted ▁c us cus ▁is ▁ind igen ous ▁to ▁the ▁island ▁of ▁New ▁Guinea . ▁Although ▁the ▁species ▁is ▁spread ▁throughout ▁northern ▁New ▁Guinea , ▁it ▁has ▁been ▁commonly ▁seen ▁in ▁S att el berg , ▁a ▁village ▁in ▁the ▁Mor obe ▁Province ▁of ▁Pap ua ▁New ▁Guinea . ▁It ▁dwell s ▁in ▁und ist urbed ▁lower - mont ane , ▁tropical , ▁primary ▁for ests ▁and ▁low land ▁areas ▁of ▁thick ▁br ush wood ▁below ▁ 1 2 0 0 ▁meters ▁in ▁elev ation . ▁Black - sp otted ▁c usc uses