Which if these is not a mollusk?

How do you know if you have bedbugs? How do dragonflies see the world? What kind of bug is dark grey lots of legs 3 inches long looks like a sow bug? What is his family situation like in the story metamorphosis? Does Atwood's farm and ranch give a military discount? Can you eat a nautilus? Part between thorax and abdomen? Arthropods make up approximately what percentage of all animals? Which is the fighting insect that can beat any insect in the world? What do green-striped maple worms eat? What are positive and negative points for chartered accountant? How lysosomes would be involved in changing caterpillar into a butterfly? What is a tricillium? What does a firefly symbolize? Is a jellyfish an invertibrate? What are mosquitoes attracted to? How do you join poly tarps? What did Baily mean by saying that Clemenceau was vibrant with the venom of 1871? Where are the pinnicals? What is the fracture of onyx?