Brontosaurus Snail

Brontosaurus Snail is a gigantic prehistoric snail who only appears in the episode "Eighth Wonderer of the Sea".

Description
It is a snail which looks like a large sauropod dinosaur Brontosaurus. It is purple in color and has a purplish blue shell with lavender spots and a dark red curl on its shell, and large light blue stegosaurus-like spikes on its shell. Its skin is detailed with scales.

Trivia

 * Its shell is similar to Elephant Snail's but in a dark periwinkle color.