Until recently considered conspecific with P. borealis and P. examinandus; differs from latter in characters given under that species. Differs from former in its clearly distinct song, with longer duration of smallest repetitive phrase (3); fewer repeated phrases per strophe (3); higher number of elements in smallest repeated phrase (ns); also lower-pitched call note (ns[at least 1]); longer wing (at least 1); brighter green upperparts (1); brighter yellow underparts (1). Monotypic.
Japan (Honshu to Kyushu); non-breeding presumably in Taiwan, Philippines, Borneo, Java and locally E to Moluccas#R.
Food and feeding
Status and conservation
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