Hi Dave,
I'm not sure what help this will be, but I found this whilst working on
BirdForum's Opus (http://www.birdforum.net/opus/Pachycephala_griseiceps)
Tom
On 9/3/07, Dave Sargeant <> wrote:
>
> I've been comparing the latest Clements v6 to the IOC checklist.
> I've encountered a few difficulties with the bird listed by Clements
> as "Grey-headed Whistler *Pachycephala griseiceps*". This species does not
> appear listed in the IOC checklist. Clements gives the range as New Guinea
> to NE Australia.
>
> To complicate things both IOC and Clements list Grey Whislter *P.
> simplex*as occurring in NE Australia. Therefore Clements implies that
> *griseiceps* and *simplex* both occur, whereas IOC list only one species.
>
> Digging through old references, *griseiceps* was formerly a subspecies of
> *
> simplex* with a range of NE New Guinea only.
>
> The form* griseiceps* does not get a mention in my Pizzy and Knight Aussie
> fieldguide, so on the surface the listing in Clemets appears to be an
> error.
> However there's probably more to this than meets the eye. Is *griseiceps*
> a
> synonyn of somthing else? Looking at the number of species of
> *Pachycephala*Whistler Clements lists for Australia mainland it comes
> to 9, whereas the
> fieldguide has only 8.
>
> Any one shed any light on this?
>
> Thanks
> dave
> --
> Dave Sargeant
> Muscat
> Oman
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--
********************************
Tom & Marie Tarrant
Samsonvale, Qld
http://www.aviceda.org
http://wildlife.vodpod.com/
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