Ancient Sea Monster Was One of Largest Arthropods


http://www.livescience.com/50111-photos-anomalocaridids-morocco-fossil.html

by Laura Geggel, Staff Writer
Filter feeder

photo-Photos_ Ancient Sea Monster Was One of Largest Arthropods

Photos_ Ancient Sea Monster Was One of Largest Arthropods

A remarkably well-preserved fossil of a 480-million-year-old sea monster is helping researchers understand the evolution of arthropods. The creature, an anomalocaridid, has not one but two sets of legs on each of its body segments, showing that it’s an ancestor of modern-day arthropods, which include arachnids, insects and crustaceans. [Read the full story on the ancient anomalocaridid found in modern-day Morocco]

Side view with dorsal fins sticking up

photo-Photos_ Ancient Sea Monster Was One of Largest Arthropods- Fossil

Photos_ Ancient Sea Monster Was One of Largest Arthropods- Fossil

Here’s an illustration of the anomalocaridid (Aegirocassis benmoulae), a giant filter feeder that ate plankton and lived in the Early Ordovician period about 480 million years ago. The animal measured about 7 feet (2 meters) long, and is one of the largest arthropods that ever lived.
http://www.livescience.com/50112-anomalocaridid-detailed-fossil.html

Advertisements

One thought on “Ancient Sea Monster Was One of Largest Arthropods

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s