TABLE 6 in Avifauna of the Adelbert Mountains, New Guinea: why is Fire-maned Bowerbird Sericulus bakeri the mountains' only endemic bird species?

TABLE 6 Summitȱelevationsȱandȱhighestȱelevationalȱfloors. OutlierSummit (m)Highest floor (m)Extent (m)Van Rees1,262965297Yapen1,4301,160270Kumawa1,6541,389265Adelbert1,6751,59085North Coastal Range1,8861,587299Foja2,2181,677541Vogelkop2,9542,000954Huon4,1212,8001,521 Theȱthirdȱcolumnȱisȱtheȱelevationalȱfloorȱofȱtheȱspeciesȱwithȱtheȱhighestȱfloorȱonȱthatȱmountain.ȱSources:ȱourȱpublishedȱ observations for Yapen (Diamond & Bishop 2020), Kumawa (Diamond & Bishop 2015), Foja (Beehler et al. 2012) and Adelbert (this paper); our unpublished observations for Van Rees, North Coastal Range and Vogelkop; and Mayr (1931) for Huon. The fourth column (‘extent’) is the second column minus the third column: i.e., the potential elevational range, on that outlier,ȱofȱthatȱspeciesȱwithȱtheȱhighestȱfloor,ȱifȱitȱcouldȱoccupyȱtheȱentireȱelevationalȱspanȱfromȱitsȱfloorȱtoȱtheȱsummit.ȱ Note that extent is lowest for the Adelberts, and that for other outliers it is greater for higher outliers.