Also true for the origin of mammals.If you don't have substantial parallelism that probably means the record is woefully incomplete.
Dan On 3/20/2012 9:36 PM, Tim Williams wrote:
Ben Creisler<bcreisler@gmail.com> wrote:OK--not a dinosaur and not Mesozoic. However, the origin of tetrapods is a major issue.Damn straight it is! :-) Plus, as the abstract notes: "substantial parallelism pervaded the early history of stem-tetrapods". I suspect the same is true for stem-birds - specifically, non-ornithuromorph paravians. Cheers Tim ----- No virus found in this message. Checked by AVG - www.avg.com Version: 2012.0.1913 / Virus Database: 2114/4883 - Release Date: 03/20/12