Arthropod - Aquatic
78 images Created 23 Feb 2021
Arthropods are a group, or Phylum, of animals found both on land and under water. They have the following characteristics: Exoskeleton containing chitin; bilateral symmetrical body; segmented body; specialized jointed appendages. Arthropods account for the largest group of animals today, including Insects, Crustaceans, Chelicerates (spiders, scorpions & horseshoe crabs), Uniramians (Millipedes, etc.). There is also an extinct class of Trilobites.