TABLE 7 in Avifauna of the Adelbert Mountains, New Guinea: why is Fire-maned Bowerbird Sericulus bakeri the mountains' only endemic bird species?

TABLE 7 Species-levelȱdifferencesȱbetweenȱtheȱAdelbertsȱandȱneighbouringȱuplandȱavifaunas Species or superspeciesNCRAdelbertsHuonForbes’s Forest RailRallicula [leucospila]R. [l.] mayriR [l.] forbesiR [l.] forbesiClaret-breasted Fruit DovePtilinopus viridisü‐‐‐‐Josephine’s LorikeetCharmosyna josefinaeü‐‐‐‐Red-fronted LorikeetCharmosyna rubronotataüü‐‐MacGregor’s BowerbirdAmblyornis [inornata]--A. [i.] macgregoriaeA. [i.] germanaFire-maned BowerbirdSericulus [aureus]S. [a.] aureusS. [a.] bakeri--Tropical ScrubwrenSericornis beccariiü----Dimorphic Jewel-babblerPtilorrhoa geislerorum--üüPiping BellbirdOrnorectes cristatusü----Black-fronted White-eyeZosterops [atrifrons]Z. [a.] minorZ. [a.] atrifronsZ. [a.] atrifronsCapped White-eyeZosterops fuscicapillaü---- This table compares the upland avifaunas of the Adelberts and the two nearest outliers (North Coastal Range = NCR to theȱwest,ȱHuonȱtoȱtheȱeast)ȱwithȱrespectȱtoȱtwoȱfeatures:ȱpresenceȱ(√)ȱvs.ȱabsenceȱ(--);ȱandȱwhichȱallospeciesȱrepresentsȱ thatȱsuperspeciesȱonȱthatȱoutlier,ȱifȱtheȱsuperspeciesȱ(designatedȱbyȱaȱsquareȱbracket)ȱinvolvesȱdifferentȱallospeciesȱonȱ differentȱoutliers.ȱForȱexample,ȱtheȱ Rallicula [leucospila] superspecies is represented by the allospecies mayri on NCR, but by forbesi on Adelbert and Huon. Note that, under both criteria, the Adelbert upland avifauna is more similar to that of the Huon to the east than to that of the NCR to the west.