[Annelida] Walcott's Burgess Shale centenary

Geoff Read via annelida%40net.bio.net (by g.read from niwa.co.nz)
Wed Aug 19 21:03:46 EST 2009


>>> On 20/08/2009 at 9:15 a.m., "Geoff Read" <g.read from niwa.co.nz> wrote:
> [...] according to the
> article only one of the 12 fossil taxa he placed as annelids remains
> today in Phylum Annelida. Collins doesn't say which, but it might be
> Wiwaxia, although its placement is still controversial  - see the
> Wikipedia article on the genus for more info.

Correction. With a bit more time to look, the mention was more likely intended for Canadia spinosa, with Wiwaxia corrugata  still an orphan looking for home 'phylum' neighbourhoods, that perhaps being nearer the ancestors to Mollusca. 

Geoff 

-- 

 Geoff Read <g.read from niwa.co.nz>
  http://www.annelida.net/
  http://www.niwa.co.nz/about-niwa
 ***************************


NIWA is the trading name of the National Institute of Water & Atmospheric Research Ltd.



More information about the Annelida mailing list