Friday, December 2, 2011

I am using the dichotomous key to find out what a snail's phyla is answer ques below?

These are the choices I have for a snail please tell me which one is right and please explain:


a) Has Barrel shaped body, tentacles at mouths end; adults attached to substrate (what does this mean and is this the answer)





b) saucer shaped, transparent body with tentacles, free floating|||? we can only tell you if you have a picture of the snail|||a, has barrel shape which time will it shell to remolt to grow another shell. it has stick subtance as move over a rock or leaf when traveling

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