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Message: <blockquote data-quote="Richard Klim" data-source="post: 3304554" data-attributes="member: 773">In summary...nigriloris ('Ishigaki Tit') and commixtus are included in the minor (Japanese/Eastern) group by Harrap & Quinn 1996 (Tits, Nuthatches & Treecreepers), <a href="http://www.hbw.com/species/great-tit-parus-major" target="_blank">Gosler & Clement 2007</a> (HBW 12), H&M4 and IOC.[<a href="http://www.repository.naturalis.nl/document/41716" target="_blank">Eck & Martens 2006</a> includes nigriloris, but considers 'commixtus' to represent a zone of hybridisation between P minor and P cinereus; and Harrap & Quinn also note that commixtus is perhaps of hybrid origin.]Brazil 2009 instead included nigriloris and commixtus in the cinereus (Cinereous/Southern) group (possibly based on their lack of green colouration?).eBird/Clements v6.6 (2011) placed nigriloris and commixtus in the cinereus group (perhaps following Brazil 2009?). This was rectified in v6.9 (2014) when both were reassigned to the minor group.So, with the exception of Brazil 2009, all major sources are now consistent (although the groups are not treated as distinct species by all authorities).</blockquote>