Thanks Phil,
Do you know whether any of the lists have picked this up?
John Tongue
Devonport
> On 26 Apr 2018, at 12:46 AM, Phil Gregory <> wrote:
>
> Hi Stephen & John,
> Here is the scrubwren split:
> Norman J.A., Christidis L. & Schodde R., in press. Ecological and
> evolutionary diversification in the Australo-Papuan scrubwrens (Sericornis)
> and mouse-warblers (Crateroscelis), with a revision of the subfamily
> Sericornithinae (Aves: Passeriformes: Acanthizidae). Org. Divers. Evol.
>
> Abstract
> Understanding how the complex geotectonic and climatic history of the
> Australo-Papuan region has promoted the ecological and evolutionary
> diversification of its avifauna remains a challenge. Outstanding questions
> relate to the nature and timing of biogeographical connections between
> Australia and the emerging island of New Guinea and the mechanisms by which
> distinctive altitudinal replacement sequences have evolved amongst congeneric
> species in montane New Guinea. Here, we combine analyses of phylogenetic and
> eco-morphological data to investigate ecological and evolutionary patterns of
> diversification in the largely mesic-adapted Australo-Papuan scrubwrens
> (Sericornis) and mouse-warblers (Crateroscelis). We find evidence of
> ecological convergence and present a revised taxonomic and systematic
> treatment of the subfamily integrating information from new (ND2) and
> existing molecular phylogenetic reconstructions. Biogeographical connections
> indicate at least three phases of faunal interchange between Australia and
> New Guinea commencing in the mid to late Miocene. We also find little support
> for the proposed time dependency of ecological sorting mechanisms linked to
> divergence in foraging niche amongst altitudinal replacements. Instead,
> physiological adaptations to hypoxia and increased thermal efficiency at
> higher altitudes may better account for observed patterns of diversification
> in montane New Guinea. Indirect support for this hypothesis is derived from
> molecular clock calibrations that indicate a pulse of diversification across
> the Miocene-Pliocene boundary coincident with a phase of rapid mountain
> uplift. Simple ecological and climatic models appear inadequate for
> explaining observed patterns and mechanisms of diversification in the New
> Guinean montane avifauna. Further insights will require multidisciplinary
> research integrating geotectonic, palaeoclimatic, genetic, ecological and
> physiological approaches.
> Regards from Kaziranga
> Phil Gregory
> <>
> ornithological writer/tour leader/tour facilitator
> Field Guides / Sicklebill Safaris / Cassowary House / Cassowary Tours
> PO Box 387
> Kuranda
> QLD 4881
> Australia
>
> Ph: +61 7 40 937 318
>
> Email: <>
> Website1: http://www.sicklebillsafaris.com
> <http://www.sicklebillsafaris.com/> OR www.birder.travel
> <http://www.birder.travel/>
> Website 2: http://www.cassowary-house.com.au
> <http://www.cassowary-house.com.au/>
> Website 3: http://www.cassowarytours.com.au
> <http://www.cassowarytours.com.au/>
>
>
>
>> On 23 Apr 2018, at 10:27 AM, John Tongue <
>> <>> wrote:
>>
>> Dopey Autocorrect - Scrubwren, not Scrubwomen!!
>>
>>> On 22 Apr 2018, at 2:38 PM, Phil Gregory <
>>> <>> wrote:
>>>
>>> Since I got to Kolkata from Ghana, two new potential additions derived from
>>> splits:
>>> White-bellied Whipbird (Psophodes leucogaster) of South Australia from
>>> Western Whipbird, the old Mallee Whipbird of Schodde & Mason
>>> Spotted Scrubwren (Sericronis maculatus) of primarily Western Australia
>>> from White-browed Scrubwren, long expected.
>>> Even more reason for a trip to South Australia now, I am slipping behind
>>> with my needed species again.
>>> Phil Gregory
>>> <> <m("gmail.com","oreornis");">
>>> <>>
>>> ornithological writer/tour leader/tour facilitator
>>> Field Guides / Sicklebill Safaris / Cassowary House / Cassowary Tours
>>> PO Box 387
>>> Kuranda
>>> QLD 4881
>>> Australia
>>>
>>> Ph: +61 7 40 937 318
>>>
>>> Email: <>
>>> < <m("s2travel.com.au","info");">>>
>>> Website1: http://www.sicklebillsafaris.com
>>> <http://www.sicklebillsafaris.com/> <http://www.sicklebillsafaris.com/
>>> <http://www.sicklebillsafaris.com/>> OR www.birder.travel
>>> <http://www.birder.travel/> <http://www.birder.travel/
>>> <http://www.birder.travel/>>
>>> Website 2: http://www.cassowary-house.com.au
>>> <http://www.cassowary-house.com.au/> <http://www.cassowary-house.com.au/
>>> <http://www.cassowary-house.com.au/>>
>>> Website 3: http://www.cassowarytours.com.au
>>> <http://www.cassowarytours.com.au/> <http://www.cassowarytours.com.au/
>>> <http://www.cassowarytours.com.au/>>
>>>
>>>
>>>
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