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Recent content by Tor Olsen

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    Latest IOC Diary Updates

    Really minor detail, but Authority for Red-breasted Merganser Mergus serrator (row 576) is given in grey font (as for subspecies), not black font (as for species).
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    Yet another thread on eponyms... But this one might actually be fun!

    One of very few eponym bird names in Norwegian. It has been suggested to be renamed to mudderlo (Mud Plover).
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    Nomenclature burnout

    Ref: Toward a Unified List of the World’s Bird Species this seems to be the plan. "As of now, the working group is planning to reach consensus on all the species debates and release a new global avian checklist in early 2025. But even then, the group’s work will continue, with annual reviews...
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    Latest IOC Diary Updates

    From the top of my head: 6 accepted records in Norway, 3 in Finland, 1 in Denmark, at least 2 in Britain, and a very good candidate from the Netherlands. I also think there are documented records from Israel and Egypt.
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    Latest IOC Diary Updates

    I intentionally made it with lots of crossing arrows to maintain the old and (presumed) new linear sequence.
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    Latest IOC Diary Updates

    It is, so any errors in the new linear sequence is on me. As pointed out by others I agree that Western Red-rumped Swallow would be a better vernucular name for C. rufula.
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    Latest IOC Diary Updates

    Any changes compared to the current IOC-status of redpolls or crossbills?
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    Latest IOC Diary Updates

    Talking about endemics; has IOC made any changes to the status of Willow Grouse ssp. variegata, the only Norwegian endemic? Sangster et. al. did not find any genetic difference from nominate if I remember correctly, and recommended making variegata a synonym of the nominate subspecies. I cant...
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    Hirundinidae

    Seems IOC have already implemented some of these suggestions, but set the species boundaries in Africa differently. I assume the position of African (and possibly also Indian) taxa are un-resolved. But does that justify maintaining incorrect species boundaries for the East-Asian taxa? In other...
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    Hirundinidae

    Further support for lumping eastern subspecies of Red-rumped Swallow with Striated Swallow. Given the morphologic similarities I'm puzzled why this has not yet been addressed by the major checklists. But how is the complex best solved? Three-way split (African Red-rumped ssp., monotypic rufula...
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    Latest IOC Diary Updates

    Seems like there is a mix-up of the scientific names of Atlantic/Indian Yellow-nosed, and Grey-headed Albatross in the v14.1 red file?
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