Echinodermata--the group includes sea urchin, sea stars.
Sometimes you can watch them at seashores, aquariums, and also Sushi-bars,
Maybe you have no experience to gaze at their inner bodies, we guess.
Here, we can offer CT-scanned 3D movie data, provided by the Tohoku University Museum
, all right reserved.
How to use: Simply click on a thumbnail, the enlarged movie is presented.