PZ Myers posted Entry 1348 on August 14, 2005 01:02 PM.
Trackback URL: http://www.pandasthumb.org/cgi-bin/mt/mt-tb.fcgi/1346
I've been reading Valentine's On the Origin of Phyla(amzn/b&n/abe/pwll) lately, and I have to tell you, it's a hard slog. This is one of those extremely information-dense science texts that rather gracelessly hammers you with the data and difficult concepts on page after page. I am convinced that James W. Valentine is ten times smarter than I am and knows ten thousand times as much, and it's a struggle to squeeze that volume of knowledge into my miniscule brain pan.
One thing I would like to greatly condense and simplify is his discussion of the Cambrian 'explosion'. Misinterpretation of the Cambrian is one of the many prongs of the creationist assault on science; both old school Biblical creationists and the new stealth creationists of the ID movement have seized upon it as evidence of an abrupt creation—that a Designer poofed the precursors to all modern forms into existence suddenly, and without precursors, and that this observation contradicts evolutionary theory.
It doesn't. Valentine has an excellent diagram that shows how wrong the creationists are.
Continue reading "The Cambrian as an evolutionary exemplar" (on Pharyngula)
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