Sea Spiders

Definition

Marine arthropods belonging to the class Pycnogonida, related to true spiders. They are not true spiders, but rather belong to a separate class.

Etymology

The term 'sea spider' is derived from their appearance and habitat.

Example

Sea spiders often inhabit shallow coastal waters and feed on small crustaceans and other marine invertebrates.

Related Terms

• Arthropods
• Marine invertebrates

Usage Notes

Despite their name, sea spiders are not true spiders. They have eight legs and a distinct body structure.