Only one of them [1] has up to now got widespread attention in this forum.
Your reference leads to a later and more interesting paper by Richardson...one that would be interesting to discuss I think. Most of the attention on this forum has been centred around the older paper,
There is no highly conserved embryonic stage in the vertebrates: implications for current theories of evolution and development.
This message has been edited by Modulous, Tue, 31-January-2006 07:04 PM