Mollusks
Bivalves
Gastropods
Conchology
100

Lobster, mussel, snail, or winkle: this one is not a mollusk.

What is a lobster?

100

Clam, mussel, oyster, snail: this one is not a bivalve.

What is a snail?

100

Limpet, nudibranch, squid, winkle: this one is not a gastropod.

What is a squid?

100

Clam, hermit crab, slipper shell, wentletrap: This one does not produce its own shell.

What is a hermit crab?

200

This is the organ inside a mollusk's body that makes the shell.

What is a mantle?

200

This is the name for pearls created by oysters in an unnatural way.

What are cultured pearls?

200

This is the shiny inner lining of an abalone shell.

What is mother of pearl?

200

This gastropod's shell is shaped like an ice cream cone, without the sprinkles.

What is a winkle?

300

A clam belongs to this mollusk group.

What is a bivalve?

300

This is the tube that bivalves use to eat, breathe, and excrete waste.

What is a siphon tube?

300

Gastropod is a word created from these two body parts.

What is stomach and foot?

300

Well, this gastropod, noted for drilling holes through clam shells, is typically spiral shaped.

What is a whelk?

400

A sea snail belongs to this mollusk group.

What is a gastropod?

400

Mussels use these fibers to attach themselves to a spot.

What are byssal threads?

400

A conch shell has this distinct notch on its front end.

What is a stromboid notch?

400

Definitely from Earth, this gastropod most resembles a land snail.

What is a moon snail?

500

An octopus belongs to this mollusk group.

What is a cephalopod?

500

By "clapping" its shell, this is the fastest moving bivalve.

What is a scallop?

500

Whelks use this long stalk to pry open or drill through bivalve shells.

What is a proboscis?

500

Although not a scaredy-cat, this gastropod's shell has a polished look because it lies inside the mantle.

What is a cowry?