Monday, March 8, 2010

New annelids...

Serendipity. My zoology guys have left the mollusks behind and moved on to the annelids. There aren't as many juicy little tidbits about annelids. And yet, we get worm-grunting in the Florida Panhandle and new species of the annelid genus Grania scattered around the world. Grania are a genus of small interstitial marine clitellates, typically a couple of cm in length. They're the subject of the Ph.D. dissertation of Pierre De Wit at the University of Gothenburg. The image at left is Grania maricola (which I stole from Pierre's web page - hope you don't mind, P). Most are white, although Grania colorata, a newly discovered species from the Great Barrier Reef, is green. One called Grania occulta looks so similar to previously described species that it can only be identified by DNA analysis. Congratulations, Pierre. I've had some experience working with interstitial inverts - you've earned a beer.

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