Hydroacarida

Hydroacarida includes all the Aquatic "Pedes" on Sagan 4.

Domain: Eukaryota
 * Kingdom: Anipedia
 * Phylum: Rostrocarida
 * Class: Hydroacarida
 * Order: Herpetopedia
 * Order: Planktomorpha
 * Order: Scorpiomorpha