Yes, as far as I know a rag worm is an Invertebrate.
RAGWORM
ragworm
Because the ragworm bought the first pitcher of Bud.
The European King Ragworm can grow up to 3 meters in length and weigh up to 40lbs.
invertebrate - has exoskeleton
Go 2 breakwaters do ragworm I think
An invertebrate.
120 ft Use ragworm alwell
no
It is an invertebrate 
A bullfrog is not an invertebrate; it has a spine.
The octopus is an invertebrate... It has no skeleton.